Sheppard Cohen
14Patents
6h-index
13Co-inventors
59Inventor score
Filing activity: Oct 7, 1977 → Nov 28, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4163176A | Energy saving fluorescent lamp | Electricity | 18 | Expired |
| US4204139A | Integral fluorescent lamp-ballast unit | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4524301A | Compact fluorescent lamps | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4355261A | Discharge lamp with integral starter | Electricity | 11 | Expired |
| US4190790A | Isolator circuit for use with frequency sensitive switching circuit | Electricity | 7 | Expired |
| US4355265A | Discharge lamp starting and operating circuit | Electricity | 6 | Expired |
| US4950961A | Starting circuit for gaseous discharge lamps | Electricity | 6 | Expired |
| US4329621A | Starter and discharge lamp starting circuit | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4465954A | Discharge lamp starting and operating circuit | Electricity | 4 | Expired |
| US4412152A | Discharge lamp with bimetal starter | Electricity | 3 | Expired |
| US4419607A | Discharge lamp starter and starting and operating circuitry | Electricity | 3 | Expired |
| US4489255A | Discharge lamp starter and starting and operating circuitry | Electricity | 2 | Expired |
| US4959589A | Glow discharge starter having discharge extinguishing means | Electricity | 1 | Expired |
| US4912370A | Glow discharge starter containing cylindrical capacitor | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.