Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9133861 | Brake servo | Ralf Jakobi, Albin Loew, Sven Mainz, Stephan Becker, Thomas Rössler +2 more | 2015-09-15 |
| 7623221 | Apparatus for and method of determining distance | Andreas Thun | 2009-11-24 |
| 7066073 | Vacuum brake booster for motor vehicles | — | 2006-06-27 |
| 7032497 | Vacuum brake booster | Stephan Krebs, Hans-Jörg Feigel, Holger von Hayn, Jürgen Schonlau, Manfred Rüffer +3 more | 2006-04-25 |
| 6886333 | Signal transmitter comprising a hall sensor integrated in a master cylinder | Hans-Jörg Feigel, Ralf Jakobi, Dieter Merkel, Ingo Knewitz | 2005-05-03 |
| 6880447 | Brake force transmission device for a brake force amplifier | Ralf Harth, Holger von Hayn, Wolfgang Ritter, Hans-Jörg Feigel, Jürgen Faller | 2005-04-19 |
| 6481330 | Arrangement for attaching a brake force booster | Ralf Jakobi, Jürgen Faller | 2002-11-19 |
| 6050174 | Vacuum servo brake for motor vehicles | Jürgen Schonlau, Kai-Michael Graichen, Kurt Saalbach | 2000-04-18 |
| 5941609 | Method and apparatus for controlling braking pressure | Vladimir Dusil, Jürgen Bauer | 1999-08-24 |
| 5680807 | Vacuum brake booster for motor vehicles | Ralf Jakobi, Kai-Michael Graichen | 1997-10-28 |
| 5359854 | Actuating unit for hydraulic brake system | Lothar Schiel | 1994-11-01 |
| 5323685 | Actuating unit for a hydraulic brake system for automotive vehicles | — | 1994-06-28 |
| 5320024 | Vacuum brake force booster for automotive vehicles | Kai-Maichael Graichen | 1994-06-14 |
| 5297471 | Housing for a pneumatic power booster and process for its manufacture | Peter Boehm, Lothar Schiel, Manfred Rüffer, Ralf Jakobi, Kai-Michael Graichen +1 more | 1994-03-29 |
| 5181769 | Automotive vehicle brake unit with anti-locking device | Lothar Schiel, Hubertus von Gruenberg, Manfred Rueffer, Christoph Jung | 1993-01-26 |
| 5133592 | Actuating unit for an anti-lock brake system for automotive vehicles | Lothar Schiel, Chistoph Jung | 1992-07-28 |
| 5095805 | Vacuum brake power booster, in particular for motor vehicles | Peter Boehm, Manfred Rueffer, Bernd Toepperwien | 1992-03-17 |
| 5031971 | Brake system for automotive vehicles and brake force booster therefor | Peter Boehm, Lothar Schiel, Hans-Juergen Beilfuss | 1991-07-16 |
| 4970940 | Vacuum brake booster for automotive vehicles | Peter Boehm, Kai-Michael Graichen, Ralf Jakobi | 1990-11-20 |
| 4969416 | Gas treatment apparatus and method | Norman E. Schumaker, Richard A. Stall, Craig R. Nelson | 1990-11-13 |
| 4932727 | Automotive vehicle brake system | Lothar Schiel | 1990-06-12 |
| 4919168 | Valve arrangement | — | 1990-04-24 |
| 4898073 | Vacuum brake force booster for use with automotive vehicles | Hermann Seip, Ralf Jakobi | 1990-02-06 |
| 4892027 | Vacuum brake power booster for automotive vehicles and method for its manufacture | Lothar Schiel | 1990-01-09 |
| 4838983 | Gas treatment apparatus and method | Norman E. Schumaker, Richard A. Stall, Craig R. Nelson | 1989-06-13 |