Michael P. Keyes
21Patents
9h-index
23Co-inventors
71Inventor score
Filing activity: Aug 21, 1992 → Dec 8, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5534445A | Method of fabricating a polysilicon thin film transistor | Electricity | 36 | Expired |
| US5417883A | Process for controlling layer spacing in mixtures of smectic liquid crystal compounds | Physics | 29 | Expired |
| US5845017A | Digital image processing method for degraining of film images using distance weighted averaging of target pixel code values | Electricity | 23 | Expired |
| US5674665A | Low contrast film | Physics | 17 | Expired |
| US6309561A | Liquid crystal compounds having a chiral fluorinated terminal portion | Chemistry; Metallurgy | 16 | Expired |
| US6091861A | Sharpening algorithm adjusted for measured exposure of photofinishing images | Electricity | 15 | Expired |
| US6118906A | Sharpening system adjusted for measured noise of photofinishing images | Physics | 14 | Expired |
| US6915021B2 | Method and system for selective enhancement of image data | Electricity | 12 | Expired |
| US6084649A | Tristable liquid crystal display device | Chemistry; Metallurgy | 9 | Expired |
| US6057007A | Tristable liquid crystal display device | Chemistry; Metallurgy | 9 | Expired |
| US6139924A | Chiral liquid crystal compounds having a fluorinated terminal portion | Chemistry; Metallurgy | 4 | Expired |
| US7387391B2 | Apparatus and method for mounting imagers on stress-sensitive polarizing beam splitters | Electricity | 3 | Expired |
| US6781620B1 | Mixed-element stitching and noise reduction system | Electricity | 3 | Expired |
| US6439784B1 | Method and system for using calibration patches in electronic film processing | Physics | 3 | Expired |
| US6664034B2 | Digital film processing method | Electricity | 2 | Expired |
| US6030547A | Liquid crystal compounds having a chiral fluorinated terminal portion | General | 1 | Revoked |
| US6985585B2 | Cryptographic method for color images and digital cinema | Electricity | 1 | Expired |
| US6824966B2 | Digital film processing method | Electricity | 0 | Expired |
| US7542194B2 | Birefringence-compensated liquid crystal display and projection system using same | Electricity | 0 | Active |
| US6910816B2 | Digital film processing method | Electricity | 0 | Expired |
| US5236820A | Tabular grain photosensitive elements comprising titanium carboxyl compounds | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.