Jun Arakawa
26Patents
7h-index
40Co-inventors
69Inventor score
Filing activity: Jul 24, 1978 → Dec 7, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6203125A | Track belt for snowmobile | Performing Operations; Transporting | 20 | Expired |
| US4775612A | Processing of silver halide color photographic material with bisaminoalkylarylene compounds | Physics | 12 | Expired |
| US4201589A | Silver halide photo-sensitive material prepared with solvent and solvent soluble polymer | Physics | 12 | Expired |
| US4567135A | Silver halide color photographic light-sensitive material | Physics | 11 | Expired |
| US4764455A | Color image-forming process | Physics | 11 | Expired |
| US5962205A | Silver halide color photographic light-sensitive material and method and apparatus for forming images using the same | Physics | 9 | Expired |
| US5711619A | Printing apparatus | Performing Operations; Transporting | 7 | Expired |
| US4652515A | Silver halide color photographic materials having improved development characteristics | Physics | 7 | Expired |
| US4894318A | Silver halide color photographic material comprising a magenta coupler and a formaldehyde scavenger and method of processing therefor | Physics | 5 | Expired |
| US4916054A | Silver halide photographic element containing a coating aid | Physics | 5 | Expired |
| US4587207A | Color image-forming process | Physics | 4 | Expired |
| US4837136A | Silver halide photographic materials comprising non-diffusible photographically useful compounds | Emerging Cross-Sectional Technologies | 3 | Expired |
| USD647030S1 | Automobile tire tread | General | 2 | Expired |
| US4234392A | Oil soluble photographic coupler reclamation process | Physics | 2 | Expired |
| US6218088A | Color image formation method using silver halide photographic material | Physics | 2 | Expired |
| US6800123B2 | Ink-jet ink, method of manufacturing the same, and ink jet recording method | Chemistry; Metallurgy | 2 | Expired |
| US6303261A | Silver halide color photographic material and image forming method using the same | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6513559B2 | Pneumatic tire with specified bead toe | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6286576A | Pneumatic tire with specified bead toe | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7241563B2 | Silver halide color photographic light-sensitive material | Physics | 0 | Expired |
| US8642052B2 | Ceramide dispersion and method for producing same | Human Necessities | 0 | Active |
| US11759998B2 | Method for producing gelatin formed body and gelatin formed body | Chemistry; Metallurgy | 0 | Active |
| US6746830B2 | Silver halide photosensitive material and image-forming method using heat-responsive-discolorable coloring composition | Physics | 0 | Expired |
| US8168406B2 | Dry analytical element for lipase measurement | Physics | 0 | Active |
| US8246961B2 | Powder composition, method for producing the same, and food composition, cosmetic composition and pharmaceutical composition containing the same | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.