Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875706 | Hydropneumatic suspension unit for wheeled vehicles, particularly cross-country vehicles | Philippe Joseph | 1989-10-24 |
| 4858736 | Shock absorber for a hydropneumatic vehicle suspension element | Alain Arnaud, Joseph Philippe | 1989-08-22 |
| 4859006 | Hydropneumatic jack | Joseph Philippe | 1989-08-22 |
| 4795008 | Bidirectional quick-opening peak-limiting valve for a hydropneumatic suspension element | Philippe Joseph | 1989-01-03 |