Peter Schelhas
23Patents
7h-index
47Co-inventors
69Inventor score
Filing activity: Apr 20, 1978 → Sep 25, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6047685A | Feeding device for fuel | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4197823A | Supplementary air valve for a fuel supply apparatus | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4648368A | Fuel injection system | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6666084B2 | Method for determining the fluid level of a tank in motor vehicles | Physics | 10 | Expired |
| US6095771A | Fuel-feed unit | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6457459B1 | Fuel supply apparatus for an internal combustion engine of a motor vehicle | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6672288B1 | Supply unit | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5090883A | Fuel supply assembly for a motor vehicle | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4341192A | Fuel injection system | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US4284048A | Pressure control valve for a fuel injection system | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US4545353A | Fuel injection system | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4175102A | Fuel supply device | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7278402B2 | Device for conveying fuel out of a tank and to a combustion engine | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4326487A | Fuel injection system | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US7832379B2 | Device for pumping fuel | Emerging Cross-Sectional Technologies | 3 | Active |
| US7275524B2 | Non-return fuel supply system | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US4288037A | Fuel injection valve | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US4347026A | Retaining means | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US5980200A | Peripheral pump, in particular for feeding fuel from feed tank to internal combustion engine of motor vehicle | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US4192271A | Regulating apparatus for a fuel supply system for a mixture-compressing, externally ignited internal combustion engine | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7954361B2 | Method and apparatus for detecting tank leaks | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8066030B2 | Fuel conveying device | Emerging Cross-Sectional Technologies | 0 | Active |
| US8182677B2 | Tank flange | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.