Government Experience

  • U.S. Court of Appeals for the Ninth Circuit—Law Clerk for the Honorable David R. Thompson, 2009 – 2010


  • University of California, Berkeley, B.S. Chemical Engineering (1996) With High Honors, Phi Beta Kappa
  • University of San Diego School of Law, J.D. (2009) Magna cum Laude, Order of the Coif


  • California
  • U.S. Court of Appeal, Federal Circuit
  • U.S. Court of Appeals, Ninth Circuit
  • U.S. District Court, Southern District of California
  • U.S. District Court, Central District of California
  • U.S. District Court, Northern District of California

Joanna M. Fuller

Senior Counsel

Joanna Fuller is a senior counsel based in Crowell & Moring’s Orange County office in the Antitrust & Competition Group. Joanna’s practice includes handling complex antitrust matters including those intersecting with science and technology and representing pharmaceutical and high-tech clients in patent matters nationwide. Joanna’s cases have touched on a wide range of technology, including pharmaceuticals, medical software, materials science, mobile telecom, network security, encryption, audio and video encoding, and GPS technology.

Prior to joining Crowell & Moring, Joanna clerked for the Honorable David R. Thompson and interned for the Honorable M. Margaret McKeown, both of the U.S. Court of Appeals for the Ninth Circuit. She also clerked for the San Diego U.S. Attorneys’ Office and the U.S. Department of Justice.

Before becoming a lawyer, Joanna practiced as a chemical engineer. She did pharmaceutical research and development work at ALZA Corporation and chemical manufacturing at Dow Chemical Corporation. Joanna was named a San Diego Rising Star in Intellectual Property Litigation from 2015 to 2020.


Professional Activities and Memberships

  • Federal Bar Association, San Diego Chapter
  • San Diego County Bar Association
  • Lawyers Club of San Diego
  • ATHENA San Diego

Representative Matters

  • Defended numerous multinational technology companies in patent litigations and successfully knocked out tens of millions of dollars in potential damages by identifying and developing marking, license, and exhaustion defenses.
  • Defended an international smart device corporation in patent litigation, and briefed and argued two claim construction positions that lead directly to one invalidity determination, one narrowed construction, and the plaintiff’s offer to drop these patents.
  • Contributed to numerous winning teams on both offensive and defensive sides, including for leading smart device corporations, a groundbreaking non-profit research institute, inventors of innovative greenhouse water technology, and inventors of a leading energy technology company regarding innovative thermal management solutions.