Richard B. Christiansen

12255 El Camino Real Suite 250, San Diego, CA USA 92130

1302 El Camino Real Suite 175, Menlo Park, CA USA 94025


Rich Christiansen focuses his practice on patent prosecution and counseling for various technologies, including electronics, medical devices, software, clean technology, and mechanical devices. Rich has helped his clients design, build, and rejuvenate IP portfolios to achieve business and legal objectives. Rich's practice includes due diligence, clearance reviews, opinion work, licensing, and litigation.

Before launching his legal career, Rich was involved in developing diesel injection systems at Siemens VDO. He was a design engineer at Raytheon Missile System, where he participated in developing and testing a new weapon system.

Rich was recognized in 2023 and 2024 as one of the "Best Lawyers: Ones to Watch" for Patent Law by The Best Lawyers in America®. In 2020, Rich was recommended by Legal 500 US for Patent Prosecution.

Rich is fluent in German.


New York University School of Law J.D. (2009)

Brigham Young University B.S. (2005) Mechanical Engineering, cum laude


California (2010)

Court Admissions

U.S. Patent and Trademark Office (2012)

Professional & Community Activities

EvoNexus, Board Member

San Diego Intellectual Property Law Association (SDIPLA), Member

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