Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4480730 | Shock absorber unit for vehicles | Manfred Koller, Hermann Itzinger, Gunther Handke, Karl Gottwalt | 1984-11-06 |
| 4328960 | Fluid damping unit featuring combined fluidic and spring damping characteristics | Gunther Handke, Felix Wossner | 1982-05-11 |
| 4287970 | Hydro-pneumatic damping device | Gunther Handke, Manfred Koller | 1981-09-08 |