Rick C. Wirth
6Patents
6h-index
8Co-inventors
52Inventor score
Filing activity: Dec 20, 1982 → Jun 7, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5307769A | Low mass roller valve lifter assembly | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5263386A | Roller cam follower guide | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4481913A | Hydraulic lash adjuster oil metering ball valve | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4724804A | Engine valve train module | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4721074A | Engine valve train module | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4724805A | Engine valve train module | Mechanical Engineering; Lighting; Heating | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.