Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10351512 | Method of producing organic compound | Akira Kemmoku, Yayoi Haga | 2019-07-16 |
| 6022679 | Photographic support and a method of manufacturing the same | — | 2000-02-08 |
| 5837012 | Dyeing method of photographic polyester support | — | 1998-11-17 |
| 5795705 | Method for preparing photosensitive film, photographic photosensitive film, and photographic cartridge | — | 1998-08-18 |
| 5736309 | Photographic support and a method of manufactring the same | — | 1998-04-07 |
| 5698378 | Recovery of photographic polyester support | — | 1997-12-16 |
| 5674672 | Continuous silver halide photographic sheet and process for preparation of the same | — | 1997-10-07 |
| 5631124 | Method of producing a photographic polyester laminate support | Isao Ikuhara, Yoshiki Sakaino, Shohei Yoshida, Yasutomo Goto | 1997-05-20 |
| 5629141 | Process for heat treatment of a photographic support | — | 1997-05-13 |
| 5620839 | Silver halide photographic material | Shigeru Ohno | 1997-04-15 |
| 5593818 | Silver halide photographic material | — | 1997-01-14 |
| 5587278 | Polyester photographic support | — | 1996-12-24 |
| 5585229 | Heat treatment method of photographic polyester support | Takashi Sakai, Daisuke Fujikura | 1996-12-17 |
| 5580707 | Silver halide photographic material | — | 1996-12-03 |
| 5565311 | Silver halide photographic material | — | 1996-10-15 |
| 5496687 | Photographic film-incorporated camera | — | 1996-03-05 |
| 5462824 | Silver halide photographic material | Yoshiki Sakaino, Shohei Yoshida | 1995-10-31 |
| 5407791 | Silver halide photographic material | — | 1995-04-18 |
| 5368997 | Silver halide photographic material with polyester support | — | 1994-11-29 |
| 5362613 | Cationic high-molecular weight compound | Kentaro Shiratsuchi | 1994-11-08 |
| 5350829 | Method for producing a polyethylene naphthalate | — | 1994-09-27 |
| 5294473 | Photographic polyester support | — | 1994-03-15 |