David B. Duncan
10Patents
5h-index
9Co-inventors
59Inventor score
Filing activity: Nov 25, 1983 → Jan 28, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6147953A | Optical signal transmission apparatus | Physics | 217 | Expired |
| US6215597A | Apparatus for forming a plurality of subimages having different characteristics | Electricity | 40 | Expired |
| US5677532A | Spectral imaging method and apparatus | Physics | 33 | Expired |
| US5148440A | Wick for metal vapor laser | Electricity | 12 | Expired |
| US8941293B2 | Solid state lighting devices comprising quantum dots | Electricity | 6 | Active |
| US4961199A | Methods for reducing the loss of metal in a metal vapor laser | Electricity | 2 | Expired |
| US5166947A | Laser cross-flow gas system | Electricity | 1 | Expired |
| US5274654A | Laser beam generating apparatus | Electricity | 1 | Expired |
| US5287369A | Laser beam generating apparatus | Electricity | 1 | Expired |
| US5175738A | Insulator for laser housing | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.