Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6179096 | Exhaust brake variable bypass circuit | Kevin J. Kinerson, Greg Davies, Norman Schaefer | 2001-01-30 |
| 6085721 | Bar engine brake | Ronald Wahl, David Courcy, Sanjay Patel | 2000-07-11 |