Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695909 | Silver halide photographic material | Kazuki Yamazaki, Harumi Watanabe | 1997-12-09 |
| 5691271 | Indolylazaphthalides and recording materials containing the same | Naoto Yanagihara, Kiyoshi Takeuchi, Naoki Asanuma, Masanobu Takashima, Syunsaku Higashi | 1997-11-25 |
| 5665887 | Methine compound | — | 1997-09-09 |
| 5616456 | Silver halide photographic material | Takahiro Goto | 1997-04-01 |
| 5607829 | Silver halide photographic material | Yoshio Inagaki, Takahiro Goto | 1997-03-04 |