#1Jerrold Brendan Reilly (Mag Instrument, Inc.)
Serves this area from Pomona, CA (1 mi)
Patent Attorneys & Agents in Pomona, CA
The top-ranked patent attorneys and agents serving Pomona, CA are Jerrold Brendan Reilly (Mag Instrument, Inc.), Michael A Brooks and John W Coursen (Structural Composites Industries). We list 2859 patent attorneys and agents serving Pomona, 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 Pomona, CA (Los Angeles County). 2859 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 Pomona
#2Michael A Brooks
Serves this area from Pomona, CA (1 mi)#3John W Coursen (Structural Composites Industries)
Serves this area from Pomona, CA (2 mi)#4Sandra J. Sofinski
Serves this area from Montclair, CA (4 mi)#5Jenny Lee (Westin Automotive Products, Inc.)
Serves this area from San Dimas, CA (4 mi)#6Melanius D'Souza
Serves this area from San Dimas, CA (4 mi)#7Richard W Rauseo
Serves this area from San Dimas, CA (4 mi)#8Ronald Ugolick
Serves this area from San Dimas, CA (4 mi)#9Elizabeth Agcaoili Campos
Serves this area from Ontario, CA (5 mi)#10Edward O Ansell
Serves this area from Claremont, CA (6 mi)
20 more providers serving this area
- Harold S Gault, Claremont, CA (6 mi)
- Jay R Akhave, Claremont, CA (6 mi)
- Shao-Po Wu (Law Offices Of Shao-po Wu), Claremont, CA (6 mi)
- Shiyan Chen, Claremont, CA (6 mi)
- David C Kao, CA
- Hsueh-Li Yang, Walnut, CA (6 mi)
- Alan Chang, Chino, CA (6 mi)
- Andrew A. Pharar (Pharar Patents & Intellectual Property), Diamond Bar, CA (6 mi)
- Che Yang Chen (Law Office of Michael Chen), Diamond Bar, CA (6 mi)
- Fei-hung Yang, Diamond Bar, CA (6 mi)
- Hanchen Liu (Concord & Sage PC), Diamond Bar, CA (6 mi)
- John Adrian Palmer, Diamond Bar, CA (6 mi)
- Luke J. Burton, Diamond Bar, CA (6 mi)
- Richard K. Seo, Diamond Bar, CA (6 mi)
- Shijia Chen, Diamond Bar, CA (6 mi)
- Sunyong Tang (Concord & Sage PC), Diamond Bar, CA (6 mi)
- Wai Tai L. Yip (Nguyen & Yip, P.C.), Diamond Bar, CA (6 mi)
- Zachary A Glantz, Diamond Bar, CA (6 mi)
- Austin T Cairns, Walnut, CA (6 mi)
- Billy Y Lau, Walnut, CA (6 mi)
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Frequently asked questions
How many patent attorneys and agents serve Pomona?
We list 2859 patent attorneys and agents serving Pomona, CA: 0 based there and 2859 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 Pomona?
The top-ranked patent attorneys and agents serving Pomona, CA are Jerrold Brendan Reilly (Mag Instrument, Inc.), Michael A Brooks, John W Coursen (Structural Composites Industries), Sandra J. Sofinski and Jenny Lee (Westin Automotive Products, Inc.). The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving Pomona are verified against official records?
10 of the top 10 match an active official record: Jerrold Brendan Reilly (Mag Instrument, Inc.) (U.S. Patent and Trademark Office), Michael A Brooks (U.S. Patent and Trademark Office), John W Coursen (Structural Composites Industries) (U.S. Patent and Trademark Office), Sandra J. Sofinski (U.S. Patent and Trademark Office) and Jenny Lee (Westin Automotive Products, Inc.) (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 .