Matthias Ehrlich
18Patents
4h-index
21Co-inventors
56Inventor score
Filing activity: Dec 22, 1998 → Feb 24, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6336878B1 | Continuously variable transmission | Mechanical Engineering; Lighting; Heating | 37 | Expired |
| US8490391B2 | Hydrostatic clutch actuator | Electricity | 7 | Active |
| US6171207A | Transmission having pressure-operated adjusting means | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7448291B2 | Method for error recognition and error avoidance when switching an automated gearbox as well as an automated gearbox | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7721615B2 | Motor vehicle transmission actuator for operating a motor vehicle transmission | Emerging Cross-Sectional Technologies | 4 | Active |
| US7313979B2 | Transmission device for a motor vehicle | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9784256B2 | Hydrostatic actuator and arrangement of a hydrostatic actuator in a motor vehicle | Electricity | 4 | Active |
| US7574296B2 | Clutch reference position | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7735617B2 | Lever system for actuating a clutch | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7698965B2 | Transmission device for a motor vehicle | Emerging Cross-Sectional Technologies | 1 | Active |
| US7980153B2 | Actuation system for a gearbox | Emerging Cross-Sectional Technologies | 1 | Active |
| US7779713B2 | Transmission device for motor vehicles, gear actuator, axial/radial bearing unit, and process for manufacturing a motor vehicle transmission device | Emerging Cross-Sectional Technologies | 1 | Active |
| US7381148B2 | System for ensuring the ability to start an internal combustion engine contained within a drive train | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US7417401B2 | Method and device for operating a drive mechanism | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8463516B2 | Starter release | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10260626B2 | Cam mechanism for actuating a selector shaft | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9057411B2 | Process and device for monitoring the operation of a clutch moved by an actuator into the closed position and automatically moving into the open position | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US7276013B2 | Parallel shift transmission and method for controlling it | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.