Patent Attorney Yongjin Choi

USPTO Data

USPTO data is frequently out of date. You can update your information at the USPTO OED website.

Reg. No.:61915
Firm/Company:Xencor, Inc.
Address:Pasadena, CA 91107
Last Updated:2026-10-02

Public Data

This information is obtained from searching the Internet and may be out of date or incorrect.

Firm/Company: IEEE Xplore
Other info: LinkedIn Profile
Firm Profile
Last Updated:2026-09-20

Top Applicants

This practitioner has been affiliated with the following applicants over the past 10 years.

Applicant Count
Regeneron Pharmaceuticals, Inc. 2334
SANOFI BIOTECHNOLOGY 34
Decibel Therapeutics, Inc. 26
Institute for Research in Biomedicine (IRB) 23
Vyriad, Inc. 23
Xencor, Inc. 22
UNIVERSITY OF MARYLAND, BALTIMORE 18
CHECKMATE PHARMACEUTICALS, INC. 11
2seventy bio, Inc. 5
Regeneron Pharmaceutical, Inc. 4
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