Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MC

Mark R. Chapman — 4 Patents

General Motors: 3 patents #4,693 of 18,328Top 30%
USUs Synthetic: 1 patents #118 of 154Top 80%
Midvale, UT: #33 of 181 inventorsTop 20%
Utah: #4,813 of 19,430 inventorsTop 25%
Overall (All Time): #1,220,445 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8763378 Electrically heated particulate filter embedded heater design Eugene V. Gonze 2014-07-01
7981198 Overlap zoned electrically heated particulate filter Eugene V. Gonze 2011-07-19
7698795 Manual clutch assembly and service tool Thomas Brock, Gerald J. Zalewski 2010-04-20
7464973 Apparatus for traction control having diamond and carbide enhanced traction surfaces and method of making the same Giovani J. Gongora, Roger Vale 2008-12-16