Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6418897 | Device for adjusting the angle of rotation of a camshaft | Peter Urban, Andreas Strauss | 2002-07-16 |
| 6089198 | Device for varying the opening and closing times of gas exchange valves of an internal combustion engine | Mike Kohrs, Jochen Auchter, Joachim Matuschka | 2000-07-18 |
| 5970930 | Device for changing the opening and closing times of the gas-exchange valves in an internal-combustion engine | Martin Scheidt, Stefan Hess | 1999-10-26 |
| 5829399 | Pressure fluid supply system for a variable camshaft adjustment | Martin Scheidt, Manfred Wilhelm, Eduard Golovatai-Schmidt | 1998-11-03 |
| 5803032 | Pressure medium sealing in a camshaft adjusting device | — | 1998-09-08 |
| 5727508 | Pressure medium sealing in a camshaft adjusting device | — | 1998-03-17 |
| 4969858 | Tensioning device for belts | Steffen Hertrich | 1990-11-13 |
| 4902268 | Belt tensioning device | Steffen Hertrich | 1990-02-20 |
| 4854922 | Belt tensioning device | Steffen Hertrich | 1989-08-08 |
| 4792322 | Chain tightener | Dieter Schmidt | 1988-12-20 |
| 4790801 | Mechanic-hydraulic actuating element for a belt tightener | Dieter Schmidt | 1988-12-13 |
| 4782799 | Self-adjusting hydraulic valve tappet | Dieter Schmidt, Steffen Hertrich, Jurgen Rabe | 1988-11-08 |
| 4772251 | Novel chain tightener assembly | Dieter Schmidt | 1988-09-20 |
| 4721076 | Self-adjusting hydraulic valve tappet | Dieter Schmidt | 1988-01-26 |