Tienteh Chen
22Patents
7h-index
20Co-inventors
65Inventor score
Filing activity: Dec 24, 1990 → Mar 31, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6203973A | Polymer latexes with core-shell morphology | Physics | 18 | Expired |
| US5234807A | Microemulsion polymerization - processes for dispersing photographically useful components | Physics | 13 | Expired |
| US5693461A | Mixed packet color photographic system | Physics | 12 | Expired |
| US5372922A | Method of preparing photographic elements incorporating polymeric ultraviolet absorbers | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5766834A | Photographic element containing ultraviolet absorbing polymer | Physics | 10 | Expired |
| US5610000A | 2'-hydroxyphenyl benzotriazole based UV absorbing polymers and photographic elements containing them | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5188926A | Photographic elements having carbonamide coupler solvents and addenda to reduce sensitizing dye stain | Physics | 9 | Expired |
| US5747585A | Process for synthesizing latex polymers from solid monomer particles | Chemistry; Metallurgy | 4 | Expired |
| US5192646A | Photographic elements having sulfoxide coupler solvents and addenda to reduce sensitizing dye stain | Physics | 4 | Expired |
| US5932404A | Silver halide photographic material containing a polymer with a photographically useful group which is rendered non-diffusible by cross-linking | Physics | 4 | Expired |
| US6316177A | Color photographic element containing speed-improving polymers | Physics | 3 | Expired |
| US5100772A | Magenta dye forming coupler for photographic material | Physics | 3 | Expired |
| US5674670A | 2-hydroxyphenyl benzotriazole based UV absorbing polymers with particular substituents and photographic elements containing them | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5399480A | Attachment of gelatin-grafted polymer particles to pre-precipitated silver halide grains | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5441865A | Gelatin-grafted-polymer particles as peptizer for silver halide emulsions | Physics | 2 | Expired |
| US5858633A | Photographic elements containing 3-alkyl group substituted 2-hydroxyphenylbenzotriazole UV absorbing polymers | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5354642A | Polymeric couplers for heat image separation systems | Physics | 2 | Expired |
| US5741633A | Attachment of gelatin-grafted polymer particles to pre-precipitated silver halide grains | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5503972A | Gelatin-grafted-polymer particles as peptizer for silver halide emulsions | Physics | 1 | Expired |
| US6255045A | Color photographic element containing improved polymeric disulfonamidophenol for scavenging oxidized developer | Physics | 1 | Expired |
| US5543283A | Attachment of gelatin-grafted plymer particles to pre-precipitated silver halide grains | Emerging Cross-Sectional Technologies | 0 | Expired |
| US5620838A | Photographic elements containing directly dispersible UV absorbing polymers and method of making such elements and polymers | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.