David C. Entringer
15Patents
10h-index
14Co-inventors
69Inventor score
Filing activity: Jan 27, 1975 → Jun 19, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6553974B1 | Engine fuel system with a fuel vapor separator and a fuel vapor vent canister | Mechanical Engineering; Lighting; Heating | 81 | Expired |
| US4753618A | Shift cable assembly for marine drive | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4573318A | Exhaust elbow for marine propulsion system | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4836810A | Combined power trim and steering system | Performing Operations; Transporting | 30 | Expired |
| US6527603B1 | Fuel delivery system for a marine propulsion device | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6793818B1 | Support and locking structure for a fuel filter | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4634391A | Engine coupler for stern drive | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US3945201A | Marine jet drive shift control apparatus | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4952181A | Marine shift cable assembly with spring guide | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6390871B1 | Fuel reservoir mounted to a driveshaft housing of an outboard motor | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6250287A | Fuel delivery system for a marine engine | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5376029A | Control valve | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4777980A | Adjustment assembly for valve spool and associated centering spring | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6669239B1 | Sealing device for a conduit passing through a wall | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US5052958A | Marine drive with easier shifting | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.