Best Lawyers in America for Intellectual Property Law

Jerry Nagae is an of counsel IP attorney with over four decades of experience advising clients across various industries on patents, trademarks, copyrights, IP transactions, and litigation. He has held leadership roles at COJK and is recognized by multiple legal directories. Jerry supports clients across a wide range of technologies and industries, including automotive, heavy tools and machinery, consumer goods, sporting goods, food processing, video and audio hardware and software developmen...

Joel W. Mohrman is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Patent Law. Joel W., who practices law in Houston, Texas, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joel W. is held by other top lawyers in the same geographic and legal practice area.

William J. Voller is an intellectual property attorney focusing on patent litigation and counseling. He has successfully represented patent owners and accused infringers in federal district court and the U.S. International Trade Commission through all stages of litigation, including trial. William has also successfully represented parties on appeal at the U.S. Court of Appeals for the Federal Circuit and counseled clients regarding Covered Business Method patent proceedings before the U.S. Pa...

Dwayne L. Mason serves as the head of the Texas Intellectual Property Litigation Practice. Dwayne’s practice focuses on patent, trademark, copyright, trade secret, and technology-based commercial litigation. Dwayne also manages patent and trademark portfolios and assists companies in protecting and commercializing their intellectual property, including many transactional matters in the technology, media, life sciences, energy, and natural resources industries. Dwayne has litigated numer...

Mark Wicker provides strategic advice to companies and entrepreneurs to successfully exploit the latest technologies in a broad range of industries, including the life sciences, high technology, wireless, social media, clean technology, chemical, and materials sciences industries. Mr. Wicker has extensive experience developing innovative and effective business models, strategic alliances, partnerships, technology transactions and other business solutions for unique situations and problems. He...

Jeffrey Chery is a top attorney recognized by Best Lawyers in the practice area(s) of Copyright Law. Jeffrey, who practices law in New York, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey is held by other top lawyers in the same geographic and legal practice area.

Approximately 50% of Kevin's Intellectual Property Law practice is devoted to preparing and prosecuting patent applications in the area of computers related to hardware, software and image processing; the remainder of his practice is devoted to client counseling , licensing , litigation and related matters. His focus includes patents , trademarks , copyrights and trade secrets . His representative clients include Planar Systems, LLC, Sharp Laboratories of America, Inc., Kam Industries, Exit E...

Alan Behr is a partner in the Corporate & Business Law Department and Intellectual Property Practice, and chairman of the Fashion Practice at Phillips Nizer LLP. He is also a member of the firm's Executive Committee. Mr. Behr concentrates his practice on international intellectual property, fashion, and entertainment law. He represents established and up-and-coming businesses and individuals in the fields of electronic entertainment, emerging technologies, publishing, fashion, and consume...

Charles Weigell III is a top attorney recognized by Best Lawyers in the practice area(s) of Copyright Law. Charles, who practices law in New York, New York, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Charles is held by other top lawyers in the same geographic and legal practice area.

John R. Wahl is a registered patent attorney with more than 35 years experience in patent, trademark and trade secret law, including related prosecution, opinion and licensing matters, litigation support and strategic client counseling. His technical experience includes electrical, mechanical, biotech instrumentation, computers and computer peripherals, electronic circuits, lasers, chemical processing, and software technologies. John has prior engineering experience in both naval and commerci...

Duncan A. Greenhalgh is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice and Patent Law. Duncan A., who practices law in Boston, Massachusetts, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Duncan A. is held by other top lawyers in the same geographic and legal practice area.

W. Todd Baker is an IP litigation partner in the Washington, D.C., office of Kirkland & Ellis LLP. Todd is experienced handling post-grant matters at the USPTO including all aspects of IPR proceedings at the USPTO's Patent Trial and Appeal Board (PTAB). He advises clients on issues of patentability, derivation, inventorship and priority related to post grant matters before the PTAB as a supplement or an alternative to traditional litigation-based patent validity challenges. Todd litigates...

Mr. Calkins, a registered patent attorney, has over 20 years of experience in client counseling and portfolio management in patent procurement, licensing and enforcement, primarily in the life sciences, chemical, medical and computer software arts. His current practice also focuses on the corporate and transactional aspects of intellectual property, including licensing, merger, acquisition and/or equity investment due diligence. Mr. Calkins' experiences allow him to understand the business va...

Bob was born in Washington, D.C. in 1960. He undertook his legal studies at the University of Montana School of Law, receiving his Juris Doctor degree with high honors in 1996. His undergraduate studies were in philosophy at the University of Southern California, completing his Bachelor's Degree in 1984. Bob's current practice focuses on trademark law, copyright law, trade secrets, intellectual property licensing, employment and labor law, commercial and real estate litigation. He also has wo...

BACKGROUND Brooke focuses on strategically counseling his clients on intellectual property matters and portfolio development, including patent, trademark, and copyright law. He routinely works on patent procurement, due diligence investigations, enforcement, and licensing, as well as other transactional intellectual property matters. Brooke received his B.S. in Mechanical Engineering from University of Southern California in 1992. He received his J.D. from University of Texas at Austin in 199...

David Sar represents clients in commercial disputes and matters pertaining to technology and intellectual property. He litigates and handles business transactions involving trademarks, patents, copyrights, trade secrets, and technology. David counsels clients in nearly every area of intellectual property, and handles business transactions involving trademarks, patents, copyrights, trade secrets and technology. He has handled the prosecution or maintenance of more than 4,000 trademark and copy...