Robert C. Clark
14Patents
10h-index
8Co-inventors
65Inventor score
Filing activity: Nov 20, 1974 → Sep 4, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4423362A | Electric vehicle current regulating system | Emerging Cross-Sectional Technologies | 97 | Expired |
| US4423363A | Electrical braking transitioning control | Electricity | 66 | Expired |
| US4171013A | Retractable awning assembly | Emerging Cross-Sectional Technologies | 52 | Expired |
| US4166729A | Collector plates for electrostatic precipitators | Performing Operations; Transporting | 33 | Expired |
| US5234969A | Cured phenolic foams | Emerging Cross-Sectional Technologies | 19 | Expired |
| USD783758S1 | Spiked muzzle brake for firearm | General | 15 | Active |
| US6533360B1 | Chair footrest | Human Necessities | 15 | Expired |
| US3958163A | Method and apparatus for plug sensing | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4449080A | Electric vehicle protection scheme | Emerging Cross-Sectional Technologies | 13 | Expired |
| USD701279S1 | Light with firearm mounting bracket | General | 10 | Active |
| US4900759A | Phenolic foams | Chemistry; Metallurgy | 9 | Expired |
| US7445291B2 | Chair footrest mechanism | Human Necessities | 8 | Active |
| US9291430B2 | Accessory device for attachment to a firearm | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US3979253A | Method for dispersing glass fibers for the preparation of glass filter media | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.