Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6677113 | Sensitizing dye and silver halide photographic material | Nobuaki Kagawa, Tatsuo Tanaka, Hiroshi Kashiwagi | 2004-01-13 |
| 6492102 | Silver halide emulsion and silver halide light sensitive photographic material | Nobuaki Kagawa | 2002-12-10 |
| 6093527 | Benzimidazolocarbocyanine dye, and silver halide emulsion and silver halide light-sensitive photographic material containing the same | Nobuaki Kagawa, Socman Ho | 2000-07-25 |
| 5866315 | Silver halide photographic light sensitive material | Socman Ho, Nobuaki Kagawa | 1999-02-02 |
| 5814580 | Thermal transfer recording material | Akira Onishi, Noritaka Nakayama, Tatsuo Tanaka, Tawara Komamura | 1998-09-29 |
| 5580711 | Silver halide photographic light-sensitive material | Nobuaki Kagawa | 1996-12-03 |
| 5252448 | Silver halide photographic light sensitive material comprising at least one protective layer containing boron nitride particles | Shiyouji Nishio, Takashi Shinkai | 1993-10-12 |
| 4840869 | Light-sensitive composition | Kiyoshi Goto | 1989-06-20 |
| 4467025 | Photosensitive compositions | Kiyoshi Goto, Hiroh Kawada | 1984-08-21 |
| 4467027 | Process of developing posi-type lithographic printing plate with inorganic alkali solution | Takeshi Yamamoto, Kiyoshi Goto, Yoshio Kurita, Naoshi Kunieda | 1984-08-21 |
| 4442196 | Photosensitive composition | Akio Iwaki, Tatsuya Sasazawa, Hiroyoshi Yamaguchi | 1984-04-10 |