Patent Attorney Ching Cheng Chang

USPTO Data

USPTO data is frequently out of date.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

Reg. No.:73240
Firm/Company:ArentFox Schiff LLP
Address:Washington, DC 20006
Last Updated:2026-07-13

Public Data

This information is obtained from searching the Internet and may be out of date or incorrect.

Firm/Company: Home | ArentFox Schiff
Other info: LinkedIn Profile
Firm Profile
Last Updated:2026-06-18

Top Applicants

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

Applicant Count
Mitsubishi Electric Corporation 2450
FUJIFILM Corporation 2054
KYOCERA Corporation 1511
Murata Manufacturing Co., Ltd. 1427
KYOCERA Document Solutions Inc. 1204
TENCENT AMERICA LLC 1141
MAZDA MOTOR CORPORATION 996
Taiwan Semiconductor Manufacturing Company, Ltd. 968
Tencent Technology (Shenzhen) Company Limited 831
FANUC CORPORATION 697
Loading...