David P. Ball
5Patents
5h-index
4Co-inventors
52Inventor score
Filing activity: Jun 3, 1986 → Jan 24, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6361184B1 | Lighting device convertible between reading light and flashlight configurations and having separate light actuating switches | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| US4763239A | Switched mode power supplies | Emerging Cross-Sectional Technologies | 37 | Expired |
| US6213618A | Lighting device convertible between reading light and pen light configurations and having single light actuating switch | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US5111115A | Fluorescent lamp controller | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4722040A | Self-resonant inverter circuit | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.