Nobuo Seto
85Patents
11h-index
86Co-inventors
81Inventor score
Filing activity: Aug 10, 1979 → Sep 14, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4351897A | Color photographic light-sensitive material | Physics | 24 | Expired |
| US5429918A | Silver halide color photographic material | Physics | 23 | Expired |
| US4801521A | Method for processing silver halide color photographic material with a color developer comprising a hydrazine derivative | Physics | 19 | Expired |
| US4264723A | Silver halide color photographic materials | Physics | 18 | Expired |
| US4833246A | Novel pyrazolone dye | Physics | 15 | Expired |
| US5028519A | Silver halide color photosensitive material | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5330888A | Silver halide color photographic material | Physics | 14 | Expired |
| US4559297A | Silver halide color photographic light-sensitive material containing stabilizer | Chemistry; Metallurgy | 14 | Expired |
| US5294530A | Silver halide color photographic material | Physics | 13 | Expired |
| US4735893A | Silver halide color photographic light-sensitive material | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4346165A | Process for improving light fastness of color images | Physics | 11 | Expired |
| US5104782A | Silver halide color photographic material containing a pyrazoloazole based coupler and having excellent color reproduction characteristics and which provides images having excellent light fastness | Physics | 11 | Expired |
| US4293691A | Method for preparing magenta couplers having thioether groups | Physics | 9 | Expired |
| US5190853A | Silver halide color photosensitive material | Physics | 9 | Expired |
| US5006456A | Method for processing silver halide color photographic light-sensitive materials using sulphinc acids and salts or their precursors | Physics | 8 | Expired |
| US7189501B2 | Silver halide color photographic photosensitive material | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4939072A | Color photographs and process for making the same | Physics | 7 | Expired |
| US5242785A | Silver halide color photographic material containing color stain inhibitors and discoloring inhibitors | Physics | 7 | Expired |
| US5300419A | Silver halide color photographic material | Physics | 6 | Expired |
| US5139931A | Silver halide color photographic material comprising color image stabilizers | Physics | 6 | Expired |
| US7622521B2 | Colored curable composition, color filter and method of producing thereof | Chemistry; Metallurgy | 6 | Active |
| US5212055A | Silver halide color photographic materials containing image stabilizer and anti-staining agent and color photographs containing the same | Physics | 6 | Expired |
| US6444020B1 | TETRAALKYL-SUBSTITUTED NITROGEN-CONTAINING HETERO RING-BONDED AZO DYE, INK-JET INK COMPRISING SAID DYE, INK-JET RECORDING METHOD USING SAID INK, AND THERMAL TRANSFER RECORDING MATERIAL COMPRISING SAID DYE | Chemistry; Metallurgy | 6 | Expired |
| US4745050A | Silver halide color photographic material and discoloration inhibitor therefor | Physics | 6 | Expired |
| US4895793A | Silver halide color photographic material | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.