Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6612656 | Wheel mounting apparatus | — | 2003-09-02 |
| 6564912 | Brake disk | — | 2003-05-20 |
| 5060916 | Plunger piston system | Manfred Frohlke | 1991-10-29 |
| 4932725 | Mounting device for a wheel cap or a magnet wheel for sensing anti-skid systems on the wheel hub of a vehicle wheel | — | 1990-06-12 |
| 4890823 | Plunger piston system with separate plastic plunger piston and supporting member | Manfred Frohlke | 1990-01-02 |
| 4890939 | Device for mounting the cam shaft for actuating the brake shoes of a drum brake for vehicles and the like | — | 1990-01-02 |