Patent Agent Ching-Yang Chen

USPTO Data

USPTO data is frequently out of date.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

Reg. No.:70614
Firm/Company:Duane Morris LLP
Address:San Diego, CA 92101
Last Updated:2026-04-05

Public Data

This information is obtained from searching the Internet and may be out of date or incorrect.

Firm/Company: Welcome to Duane Morris LLP
Other info: LinkedIn Profile
Firm Profile
Last Updated:2026-02-21

Top Applicants

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

Applicant Count
PAYPAL, INC. 2132
Kioxia Corporation 1024
NICHIA CORPORATION 962
Nissan Motor Co., Ltd. 795
TOSHIBA TEC KABUSHIKI KAISHA 737
HITACHI AUTOMOTIVE SYSTEMS, LTD. 644
Hitachi Astemo, Ltd. 591
Toshiba Memory Corporation 337
TERUMO KABUSHIKI KAISHA 322
SEIKO EPSON CORPORATION 305
Loading...