David Main
7Patents
5h-index
9Co-inventors
52Inventor score
Filing activity: Jul 6, 1993 → Apr 26, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5408267A | Method and apparatus for gamma correction by mapping, transforming and demapping | Electricity | 77 | Expired |
| US5521946A | Multi-phase filter/DAC | Electricity | 49 | Expired |
| US5402369A | Method and apparatus for digital multiplication based on sums and differences of finite sets of powers of two | Physics | 21 | Expired |
| US6351578B1 | Thermo-optic switch having fast rise-time | Physics | 10 | Expired |
| US5488576A | Amplitude adaptive filter | Electricity | 6 | Expired |
| US7777699B2 | Display system having pixels | Physics | 4 | Active |
| US7171064B2 | Thermo-optic switch having fast rise-time | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.