Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4476218 | Silver halide photographic light-sensitive materials | Masashi Ogawa, Kunio Ishigaki, Taku Nakamura | 1984-10-09 |
| 4460680 | Silver halide photographic light-sensitive material | Masashi Ogawa, Kunio Ishigaki, Taku Nakamura | 1984-07-17 |
| 4435500 | Method for developing silver halide photographic light-sensitive material | Eiichi Okutsu, Shunji Takada | 1984-03-06 |