Gary E. Clark
14Patents
5h-index
10Co-inventors
63Inventor score
Filing activity: Oct 3, 1975 → Mar 5, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4874182A | Stroller apparatus for juvenile car seat | Performing Operations; Transporting | 73 | Expired |
| US4074879A | Track signalling system | Performing Operations; Transporting | 22 | Expired |
| US4964219A | Combination plumb/level instrument for a try square | Physics | 9 | Expired |
| US4638997A | Combination toy and game | Human Necessities | 8 | Expired |
| US4136791A | Tiltable vehicle loading ramp | Performing Operations; Transporting | 8 | Expired |
| USD285326S | Combined crane and trailer toy | General | 4 | Expired |
| US10696504B2 | Dock-lift trailer | Performing Operations; Transporting | 3 | Active |
| US7178464B2 | Rail car door closer | Performing Operations; Transporting | 3 | Expired |
| US3978721A | System for maintaining a diesel engine | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US8539767B2 | Exhaust treatment system for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10179712B2 | Towable dock-lift trailer | Performing Operations; Transporting | 1 | Active |
| US4023852A | Tiltable vehicle loading ramp | Performing Operations; Transporting | 1 | Expired |
| US4018086A | System for maintaining a diesel engine | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| USD326059S | Level | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.