Patent Attorney Brian C Rupp

USPTO Data

USPTO data is frequently out of date.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

Reg. No.:35665
Firm/Company:Leydig, Voit & Mayer, Ltd.
Address:Chicago, IL 60601-6731
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This information is obtained from searching the Internet and may be out of date or incorrect.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: Leydig
Other info: LinkedIn Profile
Firm Profile
Last Updated:2026-03-19

Top Applicants

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

Applicant Count
NEC Laboratories Europe GmbH 494
Dr. Ing. h.c. F. Porsche Aktiengesellschaft 378
Carl Freudenberg KG 342
Leica Microsystems CMS GmbH 315
Deutsche Telekom AG 306
Eaton Intelligent Power Limited 276
TOYOBO CO., LTD. 271
Phoenix Contact GmbH & Co. KG 249
CJ CHEILJEDANG CORPORATION 245
Hilti Aktiengesellschaft 230
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