Issued Patents All Time
Showing 76–89 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7611002 | Apparatus for the operation of a hydrodynamic torque converter and a therewith corresponding converter bypassing clutch of a transmission apparatus | Georg Gierer | 2009-11-03 |
| 7516756 | Proportional pressure control valve | Karlheinz Mayr, Walter Kill, Markus Moosmann | 2009-04-14 |
| 7357235 | Automatic gearbox with a hydraulically actuated shifting element | Christian Popp | 2008-04-15 |
| 7331173 | Hydraulic system for a gearbox comprising a starting clutch | Georg Gierer, Peter Schiele | 2008-02-19 |
| 7258640 | Apparatus for compensating viscous characteristics of hydraulic fluid in a hydraulic pressure line | Georg Gierer, Peter Schiele | 2007-08-21 |
| 7243767 | Transmission hydraulic control unit | Georg Gierer | 2007-07-17 |
| 6997300 | Device for the control of a hydraulically actuated clutch of an automatic transmission | Georg Gierer, Markus Herrmann | 2006-02-14 |
| 6989729 | Proportional pressure control valve for controlling the pressure level in a hydraulic circuit | Karlheinz Mayr | 2006-01-24 |
| 6904934 | Proportional pressure adjustment valve | Wolfgang Runge, Hubert Remmlinger, Karlheinz Mayr, Wolfgang Schmid | 2005-06-14 |
| 6905433 | Device for control of a hydraulically actuatable shifting element | Georg Gierer, Klaus Steinhauser | 2005-06-14 |
| 6837477 | Proportional pressure-regulator valve | Karlheinz Mayr, Walter Kill, Gunter Philipp, Hubert Remmlinger | 2005-01-04 |
| 6619615 | Propotional control pressure valve | Karlheinz Mayr, Markus Eisele, Walter Kill, Hubert Remmlinger, Jochen Fischer +1 more | 2003-09-16 |
| 6544139 | Electronic-hydraulic control for automobile drive systems with automatic gear shifting | Georg Gierer, Klaus Steinhauser | 2003-04-08 |
| 6418967 | Pressure regulating valve | Walter Frei, Georg Gierer, Wolfgang Runge, Hubert Remmlinger, Karlheinz Mayr +1 more | 2002-07-16 |