Richard C. Acker
9Patents
8h-index
1Co-inventors
55Inventor score
Filing activity: May 27, 1977 → Jun 16, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4193616A | Quick connect fitting | Emerging Cross-Sectional Technologies | 58 | Expired |
| US4191408A | Automotive quick connect tube coupling | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US4450869A | Pilot-operated valve | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4506693A | Pressure regulating valve | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5275206A | Valve system for beverage filling machines | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5295520A | Valve system for beverage filling machines | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4538640A | Multiposition selector valve | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4601311A | Sub-sea pilot-operated valve | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4610270A | Pilot-operated valve with integral filter | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.