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Roger Denning is a trial lawyer specializing in complex litigation, including patent infringement and other technology-related cases.  As lead counsel, Roger has helped some of the world’s best-known companies win their most important cases.  Roger has tried patent cases to verdict throughout the country, particularly in the patent-heavy dockets in California, Texas, Delaware, as well as the International Trade Commission.  Roger also has tried to verdict a number of complex commercial cases, including in the areas of products liability, unfair competition and the False Claims Act.  Roger also has advised clients in inter partes review proceedings in the Patent and Trademark Office.

An engineer by training, Roger has experience teaching juries and judges about a wide variety of technologies, including medical devices, pharmaceuticals, computer software, semiconductors, network interfaces, satellite communications, and golf ball design.

Roger joined Fish & Richardson in 2003, after beginning his career with Brown & Bain in Phoenix.  He has been the Managing Principal of Fish & Richardson’s Southern California office since 2009.  Previously, Roger served as the Fish & Richardson’s nationwide hiring principal from 2008 to 2014, and he served on the firm’s seven-member Management Committee from 2013 to 2017.

Roger was born and raised in rural Kansas, where he met his wife, Michele. They have been married for over 20 years and have three children.


University of Chicago Law School 1997
University of Chicago Legal Forum

Kansas State University 1993
Electrical Engineering, B.S.
Tau Beta Sigma
cum laude, Phi Kappa Phi


  • Arizona 1997
  • California 2003
  • U.S. Court of Appeals for the Federal Circuit

Memberships & Affiliations

Roger lectures frequently on topics relating to trial practice and patent law. He is a Master in the Clifford Wallace Inn of Court and a member of the San Diego Intellectual Property Association.

Other Distinctions


Named “Lawyer of the Year Litigation, Intellectual Property in San Diego” by Best Lawyers in America (2020)

Selected as a “Top Attorney of San Diego” by San Diego Daily Transcript (numerous years)

Selected as one of “San Diego’s Best Attorneys” by SD Metro (2016)

Named to the Daily Transcript’s list of “100 Influential Leaders in San Diego” (2016).

Named one of San Diego’s “Top Influentials” by San Diego Daily Transcript (2013)

Fellow, Litigation Counsel of America (Invited in 2016)

Selected by peers for inclusion in The Best Lawyers in America© (numerous years)

Recognized as a Super Lawyer (numerous years)

Recipient of the Wiley W. Manuel Award for Pro Bono Legal Services from the State Bar of California in 2010

Recent Speaking Engagements

Roger lectures frequently on trial practice in patent and other complex cases. Roger’s recent appearances include:

“All Things PTAB,” Federal Circuit Bar Association Bench & Bar Conference (Coronado, California, June 23, 2018)

“The Emerging Role of Science and Technology in Mass Tort Litigation,” Association of Corporate Counsel Annual Meeting (San Diego, California, December 14, 2017)

“The ITC as a Strategic Tool,” Association of Corporate Counsel Annual Meeting (San Diego, California, December 15, 2016)

“Non-IP Life Sciences Litigation,” Life Sciences IP Summit, Panel Discussion (San Francisco, California, November 4, 2016)

“What’s on the Patent Landscape for 2015 and Beyond: What You Need to Know Now,” 3rd Annual Patent Disputes for Corporate Counsel Forum (Southern California, May 20, 2015)

“Winning Trial Techniques for the Complex Patent Litigator,” Patent Disputes Forum 2014 (San Diego, California, September 30, 2014)”

“Managing Discovery (Including Electronic Discovery) in Complex Litigation,” Federal Circuit Bar Association, 2014 Advanced Complex Litigation Series (San Diego, California, January 29, 2014)

“Strategic Patent Litigation Issues,” USC IP Institute, (Beverly Hills, California, March 14, 2013)

“Trying Hatch-Waxman Bench Trials and The Difference in Strategy for Bench vs. Jury Trials,” Harris Martin Intellectual Property Law Conference (Dallas, Texas, June 14, 2012)

“Patent Damages Law: Life after Lucent, ResQNet, and Uniloc,” Federal Bar Association (San Diego, California, April 11, 2012)

“Qui Tam and Fraud Claims – Current Strategies and Developments,” Life Sciences Intellectual Property Summit (San Diego, California, May 19, 2011)

Media Mentions

Patent Litigants Need ‘Perfect Storm’ to Move from Jury Trials,” Bloomberg Law (August 20, 2020).


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