Drew LaMarca
8Patents
8h-index
6Co-inventors
58Inventor score
Filing activity: Sep 8, 1989 → Mar 21, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5957158A | Visual position indicator | Emerging Cross-Sectional Technologies | 72 | Expired |
| US4921208A | Proportional flow valve | Mechanical Engineering; Lighting; Heating | 66 | Expired |
| US5538220A | Molded solenoid valve and method of making it | Electricity | 52 | Expired |
| US5294089A | Proportional flow valve | Mechanical Engineering; Lighting; Heating | 47 | Expired |
| US6242909A | Electrical sensing of valve actuator position | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6644351B2 | Booster pilot valve | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6044791A | Apparatus for determining the position of a rotary valve | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6447028B1 | Joint fitting | Emerging Cross-Sectional Technologies | 14 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.