Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5549081 | Arrangement for operating valves of an internal combustion engine | Hans-Jurgen Strauber, Rainer Aust, Wolfgang Strobel | 1996-08-27 |
| 5109726 | Camshaft with barrel-shaped shank | Gerhard Haussmann, Karl Krejci | 1992-05-05 |
| 5012774 | Device for the relative angular adjustment of a camshaft | Hans-Jurgen Strauber, Robert Niklas, Wolfgang Speier | 1991-05-07 |
| 4986801 | Device for a relative angular adjustment between two shafts connected to one another by driving means | Willy Treyz, Wolfgang Speier | 1991-01-22 |
| 4903650 | Apparatus for relative angular adjustment between two shafts in drive connection | Willy Treyz, Gerhard Doll, Wolfgang Speier | 1990-02-27 |
| 4384556 | Valve shut-off arrangement for a multicylinder internal combustion engine | Horst Graf | 1983-05-24 |
| 4287716 | Exhaust gas system for internal combustion engines | Hans-Dieter Schuster, Karl Jans | 1981-09-08 |