Finnegan Earns Top Rankings in 2026 IAM Patent 1000 Guide; Nearly 60 Attorneys Ranked

FOR IMMEDIATE RELEASE
May 28, 2026

WASHINGTON, DC—Intellectual Asset Management (IAM) released its 2026 IAM Patent 1000 rankings, once again recognizing Finnegan as the leading patent law firm worldwide. The guide ranks 59 Finnegan attorneys across each of the firm’s 11 offices, underscoring the depth and global reach of its intellectual property practice.

Finnegan earned top-tier rankings in several key U.S. jurisdictions, including the United States National category, the DC Metro Area, and Georgia. The firm was also ranked in China, Germany, the United Kingdom, Taiwan, and California, and named a recommended firm in Japan, Massachusetts, and for its international practice. IAM further highlighted the firm’s strength across rankings for patent prosecution, litigation, transactions, International Trade Commission (ITC) litigation, and post-grant proceedings.

The following 59 attorneys were ranked:

Erika Harmon Arner (Prosecution – DC Metro Area; Post-Grant Proceedings – National)
James R. Barney (Litigation – DC Metro Area; ITC – National)
Cory C. Bell (Prosecution – Massachusetts; Post-Grant Proceedings - National)
Jeffrey A. Berkowitz (Litigation – DC Metro Area)
Matthew C. Berntsen (Litigation - Massachusetts)
Christopher T. Blackford (Litigation – DC Metro Area)
Dr. Antje Brambrink (Next Generation – Germany)
Smith R. Brittingham IV (Litigation – DC Metro Area; ITC – National)
Adriana L. Burgy (Prosecution – DC Metro Area)
Aaron J. Capron (Prosecution - California)
Virginia L. Carron (Litigation - Georgia)
Daniel C. Cooley (Litigation – DC Metro Area)
Bryan C. Diner (Litigation – DC Metro Area)
Luigi Distefano (Next Generation – UK: England and Wales)
Dr. Johannes Druschel (Next Generation – Germany)
Danielle A. Duszczyszyn, Ph.D. (Litigation – DC Metro Area)
Elizabeth D. Ferrill (Litigation, Prosecution – DC Metro Area; Design Patents - National)
Michael J. Flibbert (Litigation – DC Metro Area)
Mareesa A. Frederick (Litigation – DC Metro Area)
Jeffrey A. Freeman (Prosecution - Georgia)
Joshua L. Goldberg (Litigation – DC Metro Area; Post-Grant Proceedings – National)
C. Gregory Gramenopoulos (Prosecution – DC Metro Area)
Justin J. Hasford (Litigation – DC Metro Area)
Dr. Dr. Jochen Herr, LL.M. (Infringement, Transactions – Germany)
Jeffrey M. Jacobstein (Prosecution - Massachusetts)
J. Michael Jakes (Litigation – DC Metro Area, Federal Circuit Appeals – National)
Darren M. Jiron (Prosecution – UK: England and Wales)
D. Brian Kacedon (Transactions – DC Metro Area)
Chiaki Kobayashi (Litigation – Japan)
Karthik Kumar, Ph.D. (Next Generation – DC Metro Area)
Lionel M. Lavenue (Litigation – DC Metro Area)
John D. Livingstone (Litigation - Georgia)
Gary C. Ma (Litigation, Transactions - Taiwan)
Dr. Moritz Meckel (Infringement - Germany)
Lin (Celine) Ming (Next Generation - China)
James B. Monroe (Litigation – DC Metro Area)
Yelena Morozova (Prosecution – UK: England and Wales)
Amanda K. Murphy, Ph.D. (Next Generation – UK: England and Wales)
Maeve O’Flynn (Prosecution – UK: England and Wales)
Kassandra M. Officer (Next Generation – DC Metro Area)
Gerson S. Panitch (Litigation, Prosecution – DC Metro Area)
John C. Paul (Transactions – DC Metro Area)
Erik R. Puknys (Litigation - California)
Eric P. Raciti (Prosecution - Massachusetts)
William B. Raich, Ph.D. (Litigation – DC Metro Area)
Victoria A. Randall, Ph.D. (Prosecution – UK: England and Wales)
Kevin D. Rodkey (Litigation – Georgia)
Jacob A. Schroeder (Litigation – California)
Anand K. Sharma (Litigation – DC Metro Area)
Erin M. Sommers, Ph.D. (Litigation – DC Metro Area)
Jason E. Stach (Litigation – Georgia; Post-Grant Proceedings - National)
Charles H. Suh (Litigation – Korea)
Mark D. Sweet (Prosecution – DC Metro Area)
Ningling Wang (Litigation, Prosecution, Transactions – China)
M. David Weingarten, Ph.D. (Litigation - Georgia)
Yanbin Xu (Prosecution – DC Metro Area)
Ming-Tao Yang (Litigation - Taiwan)
Qingyu Yin (Litigation – DC Metro Area)
Naoki Yoshida (Litigation, Prosecution, Transactions - Japan)

Contacts
 
Terra Liddell, Chief Marketing Officer
terra.liddell@finnegan.com

Angela Robinson, Director of Branding and Communications
angela.robinson@finnegan.com

About Finnegan
When your most valuable assets are ideas, innovation, and brand—you need the best to protect them. Finnegan, a premier intellectual property law firm, is trusted by global leaders to protect and advance what sets them apart. With 11 offices across the globe, we bring local insight and global reach to every IP challenge. From high-stakes litigation to cutting-edge patent strategy and innovative brand management, we deliver unmatched depth, agility, and results. If it’s IP, it’s Finnegan. Please visit us at www.finnegan.com or follow us on LinkedIn to see how we’re shaping the future of IP, one breakthrough at a time.