Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7077408 | Stabilizing air suspension system | — | 2006-07-18 |
| 6527287 | Direct acting air suspension system | — | 2003-03-04 |
| 6398243 | Direct acting air suspension system | — | 2002-06-04 |
| 5351986 | Vehicle air suspension system | Dennis E. Hedenberg | 1994-10-04 |
| 4518171 | Air suspension system | — | 1985-05-21 |
| 4379572 | Universal air suspension system | — | 1983-04-12 |