Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834736 | Active vehicle suspension with a hydraulic spring | Bradley Kramer, Eric N. Griesbach | 2004-12-28 |
| 6612375 | Apparatus for counteracting vehicle pitch variation resulting from the operation of an electronic draft control system | — | 2003-09-02 |
| 6575484 | Dual mode regenerative suspension for an off-road vehicle | Eric N. Griesbach | 2003-06-10 |