Patent Attorney Colin D. Barnitz

USPTO Data

USPTO data is frequently out of date.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

Reg. No.: 35061
Firm/Company: Mattingly & Malur, P.C.
Address: Alexandria, VA 22314
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This information is obtained from searching the Internet and may be out of date or incorrect.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: Mattingly and Malur | Intellectual Property Services
Other info: LinkedIn Profile
Firm Profile
Last Updated: 2026-10-30

Top Applicants

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

Applicant Count
Hitachi, Ltd. 1929
MAXELL, LTD. 616
Hitachi High-Tech Corporation 466
HITACHI CONSTRUCTION MACHINERY CO., LTD. 393
NGK INSULATORS, LTD. 368
Hitachi High-Technologies Corporation 236
KOENIG & BAUER AG 202
Renesas Electronics Corporation 184
Hitachi Vantara, Ltd. 154
Hitachi-LG Data Storage, Inc. 100
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