Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5137293 | Vehicle auxiliary assist step assembly | Lee Graves | 1992-08-11 |
| 4976493 | Vehicle headrest post guide | — | 1990-12-11 |
| 4381085 | Seat belt retractor with reduced spooling | Robert L. Stephenson | 1983-04-26 |
| 4331350 | Seat belt anchor | Robert Kremer | 1982-05-25 |
| 4327882 | Seat belt retractor with manual lock up | Robert L. Stephenson | 1982-05-04 |
| 4273301 | Seat belt retractor with emergency release and reduced spooling | — | 1981-06-16 |