Thomas Grass
22Patents
9h-index
14Co-inventors
68Inventor score
Filing activity: Mar 31, 1992 → Nov 25, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5251459A | Thermal expansion valve with internal by-pass and check valve | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5941792A | Method of and apparatus for regulating crawling movements of motor vehicles | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US6358186B1 | Apparatus and method for controlling a torque transmitting system | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5964680A | Power train for a motor vehicle | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6113517A | Motor vehicle with a power train having an automated clutch | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US5993352A | Clutch assembly with control device which determines adapted gripping point and gradient of clutch characteristic curve | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5957805A | Motor vehicle | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6086508A | Automatic clutch | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6139467A | Automatic clutch | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6035984A | Automatic clutch | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6171213A | Automatic clutch | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6047800A | Automatic clutch | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6077189A | Automatic clutch with very slow speed | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6029784A | Vehicle having an automatically actuated clutch | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6045484A | Automatic clutch | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6058792A | Automatic clutch with emergency strategy for speed sensor failure | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6056095A | Vehicle having an automatically actuated clutch | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US6848549B2 | Method and apparatus for operating an automated change-speed gearbox | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US6230504A | Air-conditioning control system in a motor vehicle | Performing Operations; Transporting | 1 | Expired |
| US6090009A | Automatic clutch | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US6093132A | Automatic clutch | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US6183392A | Control of an automatic clutch | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.