Edward D. Johnson
10Patents
7h-index
5Co-inventors
59Inventor score
Filing activity: Aug 29, 1990 → Mar 28, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5122726A | Overvoltage protection for redundant power supplies | Electricity | 70 | Expired |
| US6407533B1 | Battery temperature stabilization system and method | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5130561A | Switching mode power supplies with controlled synchronization | Electricity | 48 | Expired |
| US5612862A | Method and circuitry for controlling current reset characteristics of a magnetic amplifier control circuit | Emerging Cross-Sectional Technologies | 26 | Expired |
| US8387405B2 | Antimicrobial ultraviolet light system for refrigerator sanitation | Mechanical Engineering; Lighting; Heating | 20 | Active |
| USD816251S1 | Flashlight | General | 20 | Active |
| US5673186A | Apparatus for protecting multiple output rectifiers in a current-fed DC-to DC converter | Electricity | 7 | Expired |
| US6444931B1 | Modular circuit breaker housing assembly | Electricity | 6 | Expired |
| US7644887B2 | Yaw control system and method | Emerging Cross-Sectional Technologies | 6 | Active |
| US5521808A | Method and circuitry for controlling start-up characteristics of a magnetic amplifier control circuit | Electricity | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.