Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
GM

Gregory Marsh — 7 Patents

Chevron: 1 patents #2,625 of 4,788Top 55%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Gregory Marsh has been granted 7 US patents while listed as an inventor at Chevron. The first was granted in 1993 and the most recent in February 2017. Gregory Marsh ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Gregory Marsh in London, CA, GB.

Patents per Year

Patents granted per year, 1993 to 2017Bar chart with a peak of 2 patents in 2014.peak 21993: 1 patents19931998: 1 patents19982001: 1 patents20012014: 2 patents20142017: 2 patents2017

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9571661 Controller for a door entry system Daniel Townsend 2017-02-14
9563885 Systems and methods for duplicating transponder keys and managing key information thereof Kristopher Borer, Zachary Salzbank, Paige Pruitt 2017-02-07
8682468 Systems and methods for duplicating keys Kristopher Borer, Zachary Salzbank, Jayeon Kim, Paige Pruitt 2014-03-25
8626331 Systems and methods for managing key information Kristopher Borer, Zachary Salzbank, Jayeon Kim, Paige Pruitt 2014-01-07
6264513 Wireless marine control system 2001-07-24
5725402 Wireless marine propulsion trim/tilt control system 1998-03-10
5265635 Control means and method for controlling feed gases Paul Giammatteo, Richard J. Trocino 1993-11-30 $16,219,000