Sanwal P. Sarraf
30Patents
16h-index
28Co-inventors
77Inventor score
Filing activity: Nov 23, 1987 → Jun 30, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5521748A | Light modulator with a laser or laser array for exposing image data | Physics | 167 | Expired |
| US5418871A | Multichannel optical waveguide page scanner with individually addressable electro-optic modulators | Electricity | 122 | Expired |
| US5808657A | Laser printer with low fill modulator array and high pixel fill at a media plane | Performing Operations; Transporting | 58 | Expired |
| US5371817A | Multichannel optical waveguide page scanner with individually addressable electro-optic modulators | Electricity | 49 | Expired |
| US5808655A | Interleaving thermal printing with discontiguous dye-transfer tracks on an individual multiple-source printhead pass | Physics | 33 | Expired |
| US5053791A | Thermal transfer print medium drum system | Performing Operations; Transporting | 31 | Expired |
| US4973121A | Scanner | Electricity | 24 | Expired |
| US5105206A | Thermal printer for producing transparencies | Electricity | 22 | Expired |
| US5475416A | Printing system for printing an image with lasers emitting diverging laser beams | Electricity | 22 | Expired |
| US4993801A | Optical head | Physics | 22 | Expired |
| US5625402A | Digital printers using multiple lasers or laser arrays with different wavelengths | Electricity | 22 | Expired |
| US4911526A | Fiber optic array | Physics | 22 | Expired |
| US5241328A | Apparatus and method for thermal printing of finely detailed images of photographic quality | Electricity | 20 | Expired |
| US5666447A | Using optical fiber multiplexer to combine light beams in a laser printer | Physics | 18 | Expired |
| US5307359A | Monolithic semi-conductor laser producing blue, green and red output wavelengths | Electricity | 17 | Expired |
| US4958098A | Rotary device | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5066962A | Laser thermal printer having a light source produced from combined beams | Electricity | 16 | Expired |
| US5446477A | Holder for a thermal print medium | Performing Operations; Transporting | 15 | Expired |
| US5342817A | Noncontact donor and receiver holder for thermal printing | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4995689A | Waveguide scanner | Physics | 12 | Expired |
| US5183798A | Multiple pass laser printing for improved uniformity of a transferred image | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5646786A | Beamsplitter for laser multi-beam printers and recorders | Physics | 10 | Expired |
| US5825552A | Beamsplitter/staggerer for multi-beam laser printers | Physics | 8 | Expired |
| US5234886A | Thermal dye transfer receiver slide element | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5764272A | Autofocus mechanism for laser imager | Physics | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.