Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793398 | Low spring rate multi-convoluted collapsible spacer | Thomas L. Nahrwold, Robert W. Sullivan, Nolan James Knight | 2004-09-21 |
| 6527663 | Pinion shaft for differential assembly | Mark Charles Barnholt, Ben Passino | 2003-03-04 |
| 5713247 | Trunnion reinforcing ring | Jack E. Skelton, Mark Charles Barnholt | 1998-02-03 |