#1Crystal C Yee
Serves this area from San Francisco, CA (0 mi)
Patent Attorneys & Agents in San Francisco, CA
The top-ranked patent attorneys and agents serving San Francisco, CA are Crystal C Yee, Erin Madden (The J David Gladstone Institutes) and Geoffrey T Staniford (Staniford Tomita LLP). We list 2486 patent attorneys and agents serving San Francisco, CA. 30 of the providers shown match an active record from U.S. Patent and Trademark Office, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Patent Attorneys & Agents serving San Francisco, CA (San Francisco County). 2486 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked patent attorneys and agents for San Francisco
#2Erin Madden (The J David Gladstone Institutes)
Serves this area from San Francisco, CA (0 mi)#3Geoffrey T Staniford (Staniford Tomita LLP)
Serves this area from San Francisco, CA (0 mi)#4Gregory B. Tamai
Serves this area from San Francisco, CA (0 mi)#5Jason R. German (The Law Firm of Jason R. German)
Serves this area from San Francisco, CA (0 mi)#6Jeffery D Frazier (Jeffery D. Frazier, Esq.)
Serves this area from San Francisco, CA (0 mi)#7Jose Roberto Rodriguez
Serves this area from San Francisco, CA (0 mi)#8Julie M Holloway (Latham & Watkins LLP)
Serves this area from San Francisco, CA (0 mi)#9Larisa Migachyov
Serves this area from San Francisco, CA (0 mi)#10Mark R Carter
Serves this area from San Francisco, CA (0 mi)
20 more providers serving this area
- Mora F Mattingly (University of California, San Francisco), San Francisco, CA (0 mi)
- Paul K Tomita (Staniford Tomita LLP), San Francisco, CA (0 mi)
- Peter M. Blair, San Francisco, CA (0 mi)
- Richard La, San Francisco, CA (0 mi)
- Steven J Benerofe, San Francisco, CA (0 mi)
- Suzan J Hixon, San Francisco, CA (0 mi)
- Ypsita Demunshi (Pendulum Therapeutics), San Francisco, CA (0 mi)
- Chung L Feng, CA
- Ellen Lauver Weber, CA
- Keith R Bogdon (Coalesce Corporation), CA
- Philip Morton Shaw Jr, CA
- Richard R Peters, CA
- Robert C Weems (Weems Law Offices), CA
- John F. Cruikshank III (Cruikshank and Cruikshank), CA
- John S Sundsmo (BioMEDPATENT), CA
- Lin L. Chase, CA
- Sharon Barclay Kime, CA
- Thomas W Cook, CA
- Alexander J. Russell, San Francisco, CA (30 mi)
- Ariel S Bentolila (Bay Area I. P. Group, LLC), San Francisco, CA (30 mi)
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Frequently asked questions
How many patent attorneys and agents serve San Francisco?
We list 2486 patent attorneys and agents serving San Francisco, CA: 0 based there and 2486 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which patent attorneys and agents serve San Francisco?
The top-ranked patent attorneys and agents serving San Francisco, CA are Crystal C Yee, Erin Madden (The J David Gladstone Institutes), Geoffrey T Staniford (Staniford Tomita LLP), Gregory B. Tamai and Jason R. German (The Law Firm of Jason R. German). The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving San Francisco are verified against official records?
10 of the top 10 match an active official record: Crystal C Yee (U.S. Patent and Trademark Office), Erin Madden (The J David Gladstone Institutes) (U.S. Patent and Trademark Office), Geoffrey T Staniford (Staniford Tomita LLP) (U.S. Patent and Trademark Office), Gregory B. Tamai (U.S. Patent and Trademark Office) and Jason R. German (The Law Firm of Jason R. German) (U.S. Patent and Trademark Office), and 5 more on this page. Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
What is the difference between a patent attorney and a patent agent?
Both are registered with the USPTO to prepare and prosecute patent applications. Patent attorneys are also licensed lawyers and can handle litigation and other legal matters; agents cannot.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .