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

Jeff Hamminga — 4 Patents

Delphi Technologies: 4 patents #801 of 4,124Top 20%
Warren, MI: #157 of 910 inventorsTop 20%
Michigan: #22,248 of 86,293 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Jeff Hamminga has been granted 4 US patents while listed as an inventor at Delphi Technologies. The first was granted in 2002 and the most recent in February 2008. Jeff Hamminga ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Jeff Hamminga in Warren, MI, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7325361 Apparatus and method for providing a modular sliding door mechanism Lloyd Walker Rogers, Jr., Brian Orr, Theodore Lindsay 2008-02-05
6748816 Self-backdriving jackscrew apparatus Lloyd Walker Rogers, Jr., Joseph M. Johnson 2004-06-15 $1,080,000
6481783 Drive mechanism for power operated slideable side door Lloyd Walker Rogers, Jr., Michael Moury 2002-11-19 $1,495,000
6464287 Drive mechanism for power operated slideable side door Lloyd Walker Rogers, Jr., Douglas Ellis 2002-10-15 $1,458,000