This year, we highlight 800 top-tier patent law specialists who are well versed in assisting domestic and international clients on a wide range of matters, including portfolio management, licensing and litigation.
Who’s Who Legal does not list firms, only individual lawyers. The leading firms are those in each region whose listed practitioners received the most total nominations in our research. We highlight individuals at other firms who also scored very highly in our research.
The Global Elite Thought Leaders are those individuals who received the highest number of nominations from peers, corporate counsel and other market sources this year. Our research has identified them as being truly outstanding practitioners and the very best in their field.
Global Elite Thought Leaders
The “fantastic” Morag Macdonald is a seasoned IP specialist with an outstanding reputation for her top-tier advocacy in cross-border patent cases.
Richard Vary is a first-tier litigator with in-depth expertise in patent law. He is distinguished for his excellent work in the tech sector.
The “exceptional” Neil Jenkins is recognised for his 30-plus years of experience specialising in pharmaceutical and medical device patent litigation.
Jane Mutimear is “tremendously skilled in IP arbitration” and well versed in international patent litigation.
Oliver Jan Jüngst is singled out for his significant experience handling cross-border patent infringement proceedings.
Anna Wolters-Höhne comes highly recommended as a leading patent litigator with vast experience in pharmaceutical cases.
Christian Harmsen is highly sought after by technology companies seeking first-rate advice on complicated patent disputes.
Katharine Stephens is a renowned IP specialist with extensive experience handling patent disputes across Europe.
Penny Gilbert is “an outstanding patent litigator” who regularly advises a wealth of big-name life science companies.
Tim Powell is a seasoned lawyer, recognised for his decades of experience advising on domestic and international patent cases.
Tim Whitfield is “technically brilliant with life sciences and picks things up incredibly quickly”. He “never loses sight of the commercial goals of his client” and is lauded for his “strong legal and communication skills”.
Zoë Butler is a distinguished advocate, held in high esteem for her wealth of experience representing pharmaceutical and biotech clients in patent disputes.
Ari Laakkonen receives widespread praise for his top-tier work on patent and licensing cases.
Alex Wilson is renowned for his impressive expertise in multi-jurisdictional patent litigation.
Bethan Hopewell is “an excellent strategic thinker who is great at juggling several high-priority matters at once”. She is highlighted for her “outstanding work ethic and commitment to clients”.
The “brilliant” Brian Cordery is a market-leading advocate, acclaimed for his two decades of experience handling highly complex pharmaceutical patent cases.
Dominic Adair is “a star in patent litigation”, heralded by peers for his “incredible intelligence and eloquence”.
Myles Jelf is a stand-out name in the UK market with deep expertise in tech-related patent disputes.
The “excellent” Liz Cohen is a renowned patent litigator who is “very sharp, knowledgeable and an absolute pleasure to work with”.
Andrew Bowler is a top-tier patent litigator, distinguished by sources as “wonderful to work with”.
Klaus Haft is “vastly experienced in high-tech patent cases” thanks to his in-depth understanding of physics and IP law.
Christian Osterrieth enjoys a strong reputation for his extensive experience advising global companies on licensing deals and sophisticated patent disputes.
Simon Dack is hailed as “one of the best IP lawyers in the Netherlands” by respondents who commend his profound expertise in pharmaceutical and biotech patent cases.
Martin Köhler garners praise for his leading expertise in infringement cases and enforcement proceedings.
Sabine Agé comes highly recommended for her two decades of experience handling cross-border patent disputes for big-name clients in the life sciences, electronics and telecoms sectors.
Andreas von Falck is distinguished by his unrivalled expertise in tech and science-related patent disputes.
Stephen Bennett sits “among the best patent lawyers in the market”. Peers say he is “extraordinarily knowledgeable” and “conveys an aura of calm while being right on point”.
Daniel Brook is a “superstar” and “exceptional patent litigator” who shines in cross-border cases.
Martin Fähndrich is a seasoned lawyer and leading authority on infringement and nullity actions.
Nigel Stoate stands out as “a vastly experienced lawyer” who specialises in pharmaceutical, telecoms, engineering and medical device patent litigation.
Simon Cohen is a “well-known patent litigator”, well versed in navigating generics companies through high-value disputes.
Matthew Royle enjoys a deep understanding of the life sciences field and IP law, making him a go-to for highly complex patent disputes.
Chris Thornham wins praise as “a very well-experienced patent litigator” with an enviable record in licensing, validation and infringement disputes.
Andrew Lykiardopoulos QC is “a charming advocate who is wonderful with clients”. He is revered for his expertise in high-tech patent cases.
Adrian Speck QC is “a thorough thinker” and “hard-hitting advocate” who excels in licensing disputes and infringement actions.
Michael Tappin QC is “amazingly detailed and analytical”, with a strong reputation for his work on an array of pharmaceutical and biotech patent cases.
Daniel Alexander QC is “a highly intelligent and enormously talented advocate” who “leads his team brilliantly” in high-stakes patent disputes.
Other Leading Individuals
Rainer Schultes of Geistwert Rechtsanwälte stands out as “an experienced and reliable attorney” who is “great to work alongside” on highly technical patent disputes.
Christophe Ronse from ALTIUS is "a very strong IP specialist who works on a lot of multi-jurisdictional patent cases". He "never gives up and is excellent at raising key questions".
Sture Rygaard of Plesner is highly regarded for his encyclopaedic knowledge of international IP law.
Mikkel Vittrup is lauded for his top-tier work on the enforcement and protection of IP rights in the life sciences industry.
Nicolai Lindgreen at Kromann Reumert is noted for his strategic approach to complex patent litigation relating to high-tech life sciences products.
Klaus Ewald Madsen from Bech-Bruun is “undoubtedly one of the best in the market for patents” according to peers who commend his extensive experience in licensing negotiations and IP agreements relating to the pharmaceuticals industry.
At Kirkland & Ellis, Nicola Dagg wins plaudits as “a superstar in patent litigation” who is “second to none”.
Justin Watts at WilmerHale is “a highly rated patent litigator” and “an excellent choice for technology cases”.
David Wilson from Carpmaels & Ransford is hailed “a senior statesman” and “well-experienced patent litigator” by respondents who highlight his 25-plus years of experience in IP practice.
Sophie Rich with Herbert Smith Freehills stands out as “an excellent and very cooperative lawyer” who regularly represents life sciences companies in complex patent cases.
Mike Gilbert of Marks & Clerk is highly sought after by life sciences clients for his skill in licensing negotiations and patent litigation.
Ian Karet at Linklaters is recognised for his 30 years of experience advising on contentious and transactional IP matters, with peers commending his “excellence in patent litigation”.
Simmons & Simmons is home to the “outstanding” Scott Parker, who is “at the top of his game” according to impressed respondents who highlight his market-leading IP practice.
Allen & Overy’s Marjan Noor is held in high esteem for her leading work on IP disputes arising from the life sciences sector.
At 11 South Square, Iain Purvis QC is “an incredibly sharp barrister” who “easily identifies the key issues” in sophisticated patent cases.
Piers Acland QC is an “exceptionally talented, smart and calm advocate”. He is lauded as a go-to IP specialist and “an absolute pleasure to work with” by peers.
At Gowling WLG, Gordon Harris is “an outstanding name for patent litigation” across Europe, thanks to his three decades of experience in the field.
The “brilliant” Alexandra Brodie earns plaudits for her first-rate work on complex multi-jurisdictional patent disputes.
At Roschier Attorneys, Rainer Hilli applies more than 20 years of experience to his top-tier practice which spans the gamut of transactional and contentious IP matters.
Grégoire Triet from Gide Loyrette Nouel enjoys a sterling reputation as a top choice for pharmaceutical and biotech patent disputes.
Sources say Cordula Schumacher of ARNOLD RUESS Rechtsanwälte is “an excellent patent litigator” with in-depth expertise in validity and infringement proceedings.
Bernhard Arnold is singled out for his detailed understanding of contentious and non-contentious patent matters, particularly in the life sciences sector.
Peter Kather at Kather Augenstein is “an extremely sophisticated trial lawyer” who excels in cross-border infringement claims.
Frank-Erich Hufnagel with Freshfields Bruckhaus Deringer stands out as “a leading litigator in the German market” with an enviable practice encompassing patent disputes and transfers in the technology, life sciences and telecoms sectors.
At Quinn Emanuel Urquhart & Sullivan, Marcus Grosch is distinguished by his expertise in high-tech and cross-border patent disputes.
Marco Stief with Maiwald Patentanwalts und Rechtsanwalts is a "very thorough and experienced litigator" who possesses "an extremely good understanding of the clients’ business objectives". He is "among the very best patent litigators operating in the life sciences" according to impressed peers.
Jochen Bühling at Krieger Mes & Graf v der Groeben is highly skilled and experienced in licensing negotiations and IP litigation.
From Gleiss Lutz, Thomas Bopp enjoys a strong reputation thanks to his significant experience handling high-value patent disputes in the German life sciences industry.
Matthias Sonntag excels at negotiating licensing agreements, technology transfers and high-stakes patent disputes across Europe.
Thomas Musmann at rospatt osten pross Partnerschaftsgesellschaft is a “very strong lawyer” who shines in biosimilar litigation and sophisticated pharmaceutical patent disputes.
Wolfgang Kellenter with Hengeler Mueller comes highly recommended as “an excellent patent litigator for IT and electronics cases”.
With more than 25 years of experience focusing on commercial litigation, Fiona O’Beirne with McCann FitzGerald stands out as a go-to for high-profile patent disputes at home and abroad.
Gabriel Cuonzo from Trevisan & Cuonzo is regularly called upon by domestic and international companies for his broad expertise in patent law.
Brinkhof’s Richard Ebbink applies an encyclopaedic understanding of IP law to a range of domestic and international patent disputes.
Daan de Lange is a renowned litigator with significant experience handling high-stakes patent cases involving cutting-edge technologies.
Gertjan Kuipers at De Brauw Blackstone Westbroek is a “tremendously good senior litigator” who “definitely belongs on this list” thanks to his expansive knowledge of IP licensing and strategy.
At Wikborg Rein Advokatfirma, Gunnar Meyer is “a senior figure”, recognised as “the best patent litigator in Norway” by peers.
Respondents say Clifford Chance’s Miquel Montañá is “one of the very best patent lawyers in Europe”. He earns acclaim for his exemplary work on patent infringement and unfair competition cases.
Jonas Westerberg of Westerberg & Partners is “a strong patent litigator” who is praised as “really tenacious, responsive and great to work with”.
At Advokatfirman Vinge, Håkan Borgenhäll is “among the best-known patent specialists in Sweden”. He is “a top choice for inventors in IP disputes”.
At MLL Meyerlustenberger Lachenal Froriep, Simon Holzer is highly sought after by clients from the life sciences and telecoms sectors thanks to his profound expertise in international IP law.
Thierry Calame at Lenz & Staehelin is a "true patent specialist" who "provides an absolutely outstanding quality of work" and "is very experienced across a range of international jurisdictions".
Homburger’s Andri Hess stands out as "one of the best patent specialists in the Swiss market", with a stellar reputation for his top-notch work on pharmaceutical patent disputes.
Christian Hilti of Rentsch Partner is revered for his leading expertise in patent litigation in the Swiss market.
Global Elite Thought Leaders
Gunars Gaikis is a market-leading IP litigator with decades of experience focusing on cutting-edge pharmaceutical patent disputes.
Peers say Steven Garland is “an excellent choice for patent law issues” thanks to his extensive experience representing big-name multinationals in infringement cases.
Sheldon Hamilton is a “strong litigator” who regularly represents innovative companies in patent infringement and validity claims.
François Guay is “a strong litigator with a wealth of experience” handling high-profile IP disputes.
Nancy Pei is revered for her two decades of experience representing international companies in pharmaceutical patent disputes.
Yoon Kang is held in high esteem by sources and stands out as an authority on life sciences patent litigation.
Quinn Emanuel Urquhart & Sullivan
Edward DeFranco is noted for his enviable IP practice which spans patent infringement cases and licensing negotiations.
Brian Biddinger garners praise for his leading expertise in patent litigation across a broad range of industries.
Steven Cherny comes highly recommended for the breadth of his knowledge regarding patent litigation in the US market.
Charles Verhoeven is a renowned trial lawyer, highlighted for his deep understanding of patent law.
Harry Radomski earns acclaim for his considerable experience working on domestic and cross-border patent cases.
Dino Clarizio is highlighted as a top choice for patent prosecution in the Canadian market.
Andrew Brodkin is celebrated for his expansive know-how regarding patent infringement and related damages claims.
Ben Hackett is a “strong but very reasonable opponent” who is “easy to work with” on IP litigation.
Finnegan Henderson Farabow Garrett & Dunner
Thomas Irving is renowned for his four decades of experience advising pharmaceutical clients on the full gamut of contentious and non-contentious IP matters.
James Barney garners plaudits from market commentators for his expansive knowledge of patent law.
J Michael Jakes is a go-to for patent litigation involving medical devices and electronics.
Jordana Sanft is highlighted for her “significant expertise in patent litigation within the pharma industry” by impressed sources.
Allyson Whyte Nowak receives praise for her first-tier advocacy in patent validity and infringement cases.
Brian Daley is singled out among peers for his strategic approach to pharmaceutical patent disputes.
Ronald Dimock is a seasoned IP specialist with more than 40 years of experience focusing on patent, trademark and copyright matters.
Christopher Van Barr is hailed “a go-to litigator” for high-stakes IP and anti-piracy disputes.
Anthony Creber is “well known as one of Canada’s top pharma litigators” according to market commentators.
Andrew Bernstein is "an exceptionally intelligent litigator" with extensive experience handling pharmaceutical patent disputes.
Andrew Shaughnessy is "a skilled litigator" with impressive expertise in patent infringement proceedings.
Eileen McMahon is held in high regard by sources who consider her “a leader in life sciences patent cases”.
Yael Bienenstock stands out for her encyclopaedic understanding of patents pertaining to the life sciences industry.
Gregory Arovas PC is highlighted for his profound expertise in patent and trade secret litigation.
Leora Ben-Ami is an IP specialist with extensive experience handling pharmaceutical and biotechnology patent cases.
Paul Brinkman is “an excellent lawyer”, well versed in complex patent infringement claims and licence agreements.
Other Leading Individuals
From Marval O’Farrell Mairal, Martín Bensadon comes highly recommended for his in-depth understanding of international patent law.
Otto Licks of Licks Attorneys is “a vastly experienced litigator” with deep expertise in life sciences patent disputes.
From Belmore Neidrauer, Peter Wilcox is “a remarkably strong litigator with a record of success on behalf of big-name pharmaceutical companies”. He draws praise from respondents who “think highly of his judgement”.
Jason Markwell at Fasken is “an excellent litigator” who is “loved by his clients” thanks to his leading expertise in patent infringement, protection and enforcement.
Bruce Stratton of DLA Piper is singled out as “a strong litigator and opponent” in patent disputes involving cutting-edge computer technology.
Kavita Ramamoorthy from Fineberg Ramamoorthy is “very well regarded” by peers who consider her to be “a leader in the field” of pharmaceutical patent law.
Respondents say Nathaniel Lipkus at Osler Hoskin & Harcourt is "often involved in interesting and innovative patent litigation" including cutting-edge technology and life sciences cases.
J Bradley White is a “brilliant litigator with a large client base” thanks to his considerable experience working on multi-jurisdictional IP disputes.
At Sprigings Intellectual Property Law, Carol Hitchman is a “very experienced and knowledgeable patent litigator”, highly sought after across a broad range of industries for her expertise in IP law.
Warren Sprigings is a “terrific litigator” who shines in pharmaceutical patent disputes.
Dominique Hussey with Bennett Jones is a renowned patent litigator with a sterling reputation for her work on cross-border disputes in the life sciences.
Trent Horne of Aird & Berlis is a “splendid litigator who is able to easily grasp complex issues” in IP disputes.
Felipe Claro S at Claro y Cia is recognised as a leading figure in the Chilean IP market, thanks to his “wide-reaching expertise in patent law”.
Martín Michaus with Basham Ringe y Correa is a seasoned lawyer with considerable experience advising clients on patent licensing, enforcement and portfolio protection.
At Cravath, Swaine & Moore, David Kappos is heralded as “a master strategist on IP issues” thanks to his three decades of experience in the field.
John Desmarais from Desmarais regularly represents plaintiffs and defendants in high-stakes patent infringement cases.
Morgan Chu at Irell & Manella enjoys “a strong reputation” in the US market for his decades of experience advising on high-value patent disputes.
WilmerHale’s Trevor Cook is hailed “a legend” by impressed peers who consider him to be “one of the most knowledgeable patent lawyers in the world”.
Nicholas Groombridge at Paul, Weiss, Rifkind, Wharton & Garrison is singled out among peers thanks to his three decades of experience of complex patent litigation.
Global Elite Thought Leaders
Matthew Swinn is an acclaimed IP litigator with vast experience navigating big-name companies through a range of contentious matters.
Nongfan Zhu receives plaudits for his leading expertise in IP portfolio development and management.
Kim O’Connell is a go-to name for sophisticated patent disputes arising from commercial transactions.
Wenping Chen has amassed significant experience handling patent validation and infringement proceedings for clients in the pharmaceutical, biotechnology and medical device industries.
Duck Soon Chang is a well-experienced lawyer, considered to be an authority on patent disputes and policy.
Sang-Wook Han stands out as “a great litigation strategist” who shines in IP disputes and contract negotiations.
Chun Yang possesses “extensive experience in the areas of patent litigation and trade secrets”. One peer adds, “He’s an exceptional lawyer who belongs on the list of leading individuals.”
Matthew Laight excels across the full range of contentious and non-contentious patent matters in the Asia-Pacific region.
Alison Wong is a first-tier patent specialist with a stellar reputation in the life sciences arena.
Christine Yiu is a leading IP lawyer in China, focused on complex and high-value litigation as well as licensing transactions and due diligence.
Alban Kang is distinguished by his 35-plus years of experience handling multi-jurisdictional patent disputes.
The “outstanding” Grant Fisher receives widespread praise for his skill and experience in complex patent litigation relating to medical and mechanical devices.
Odette Gourley is a go-to litigator with more than 20 years of experience advising clients on portfolio management, regulatory issues and high-profile patent disputes.
Kate Hay wins plaudits for her first-class work across a range of cross-border IP enforcement and protection matters.
Stephen Stern is held in high esteem for his strong track record in IP disputes involving luxury brands.
Other Leading Individuals
Philip Kerr from Quinn Emanuel Urquhart & Sullivan enjoys a sterling reputation for his three decades of experience navigating corporates through sophisticated patent disputes.
The “excellent” Lisa Taliadoros with Jones Day receives praise for her deep expertise in patent protection concerning medical and pharmaceutical products.
With more than 20 years of experience, Catherine Zheng at Deacons is singled out as a go-to for patent infringement and validity cases.
Pravin Anand at Anand and Anand earns acclaim as a “renowned IP litigator” with a wealth of experience advising domestic and international clients on brand protection and related disputes.
Eiji Katayama of Abe Ikubo & Katayama is “a strong IP lawyer” who excels in cross-border disputes arising from the technology and pharmaceuticals industries.
Hitomi Iwase from Nishimura & Asahi regularly advises clients across the full spectrum of IP matters, from licensing and high-value transactions to prosecution and infringement litigation.
Hiroyuki Hagiwara with Paul Hastings stands out as “strong in regulated patent matters” and “tremendously skilled in litigation”.
Seiji Ohno at Ohno & Partners is highly sought after by clients in the biotechnology and pharmaceuticals industries thanks to his leading expertise in patent licensing and litigation.
At Drew & Napier, Tony Yeo is “an excellent IP litigator” with a strong reputation for his top-tier work in the life sciences.