Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4605087 | All-wheel drive system for vehicles | Bernd Richter, Manfred Kalversberg, Rudiger Schmidt | 1986-08-12 |
| 4282765 | Angle gear for vehicle steering mechanism | Fritz Blumenstein | 1981-08-11 |
| 4263815 | Automobile transmission having noiseless shifting for reverse gear | — | 1981-04-28 |
| 4257284 | Noiseless shifting apparatus for a transmission reverse gear | Fritz Blumenstein | 1981-03-24 |