Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6722351 | EGR valve apparatus | Richard J. Vaughan, Jerry Holden | 2004-04-20 |
| 6647971 | Integrated EGR valve and cooler | Richard J. Vaughan, Jerry Holden, Jack Morais | 2003-11-18 |