Calvin E. Grubbs
4Patents
3h-index
1Co-inventors
40Inventor score
Filing activity: Nov 14, 1975 → Apr 3, 1987
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4723098A | Electronic ballast circuit for fluorescent lamps | Emerging Cross-Sectional Technologies | 56 | Expired |
| US4477748A | Solid state ballast | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4042871A | Conversion system with overcurrent protection and start-up circuitry | Electricity | 14 | Expired |
| US4435749A | High frequency inverter fault protection system | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.