Roland Cäsar
11Patents
4h-index
9Co-inventors
45Inventor score
Filing activity: Mar 29, 1999 → Jan 31, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6164252A | Reciprocating piston engine with a swivel disk gear | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US7231776B2 | Air-conditioning system for a motor vehicle | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6543531B1 | Device and method for heating and cooling a compartment of a motor vehicle | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6276153A | Method and device for heating and cooling a compartment of a motor vehicle | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7201566B2 | Reciprocating-piston machine with a joint arrangement | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7028501B2 | Air-conditioning system for a motor vehicle | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6564567B2 | Method and device for heating and cooling a compartment of a motor vehicle | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7179063B2 | Reciprocating-piston machine with a sliding sleeve | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US7144227B2 | Reciprocating-piston machine with a driver | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6925925B2 | Piston for a compressor | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6991212B2 | Needle valve | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.