David Trost
30Patents
15h-index
27Co-inventors
81Inventor score
Filing activity: Jul 6, 1982 → May 12, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5957915A | Hand-held laser scanner | Human Necessities | 280 | Expired |
| US5743902A | Hand-held laser scanner | Human Necessities | 139 | Expired |
| US6328733A | Hand-held laser scanner | Human Necessities | 136 | Expired |
| US5847959A | Method and apparatus for run-time correction of proximity effects in pattern generation | Emerging Cross-Sectional Technologies | 119 | Expired |
| US5558666A | Handpiece for producing highly collimated laser beam for dermatological procedures | Human Necessities | 95 | Expired |
| US4507597A | Electro-magnetic alignment assemblies | Electricity | 90 | Expired |
| US5321715A | Laser pulse format for penetrating an absorbing fluid | Human Necessities | 86 | Expired |
| US4485339A | Electro-magnetic alignment device | Electricity | 69 | Expired |
| US4506205A | Electro-magnetic alignment apparatus | Physics | 64 | Expired |
| US4504144A | Simple electromechanical tilt and focus device | Physics | 60 | Expired |
| US6424879B1 | System and method to correct for distortion caused by bulk heating in a substrate | Electricity | 19 | Expired |
| US5784925A | Vacuum compatible linear motion device | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5999555A | Apparatus for combining laser beams | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5312398A | Apparatus for delivering a laser beam | Physics | 18 | Expired |
| US5341238A | Dichroic optical filter | Physics | 15 | Expired |
| US5659563A | Solid state laser with relay optics | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5625638A | Sealed crystalline windows for hollow laser fibers | Physics | 12 | Expired |
| US5375132A | Solid state laser with interleaved output | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5296961A | Dichroic optical filter | Physics | 11 | Expired |
| US6555829B1 | High precision flexure stage | Electricity | 10 | Expired |
| US5333090A | Optical coating for reflecting visible and longer wavelength radiation having grazing incidence angle | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4789988A | Solid-state laser having a moving lasing material | Electricity | 7 | Expired |
| US5781574A | Liquid circulation system for cooling a laser head | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6135995A | Electronically pulsed laser system | Human Necessities | 5 | Expired |
| US6521901B1 | System to reduce heat-induced distortion of photomasks during lithography | Electricity | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.