Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9034223 | Optical film and process for producing the same | — | 2015-05-19 |
| 7803292 | Optical film, optical film manufacturing method and optical film manufacturing device | — | 2010-09-28 |
| 6558891 | Silver halide emulsion | Hiroshi Takada | 2003-05-06 |
| 6479226 | Silver halide color photographic light sensitive material | — | 2002-11-12 |
| 5591570 | Light-sensitive silver halide photographic emulsion, silver halide photographic light sensitive material and method for processing silver halide photographic light-sensitive material | Hideki Takiguchi, Hiroshi Kashiwagi, Nobuaki Tsuji, H o Socman | 1997-01-07 |
| 5478720 | Silver halide photographic emulsion and silver halide photographic light-sensitive material | — | 1995-12-26 |
| 5374512 | Silver halide photographic emulsion | Yasuhiko Kawashima | 1994-12-20 |
| H1300 | Silver halide light sensitive color photographic material | Toshiya Kondou, Toshihiko Yagi, Hiroyuki Hoshino | 1994-04-05 |
| 5258269 | Silver halide color photographic light sensitive material stored in roll and the photographic unit therefor | Toshihiko Yagi, Yoshiro Ito | 1993-11-02 |