Issued Patents 1997
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695913 | Process for the formation of color image | Koichi Nakamura, Koki Nakamura | 1997-12-09 |
| 5693450 | Silver halide color photographic light-sensitive material | Toshiyuki Makuta, Koki Nakamura, Hiroo Takizawa | 1997-12-02 |
| 5691271 | Indolylazaphthalides and recording materials containing the same | Naoto Yanagihara, Toyohisa Oya, Naoki Asanuma, Masanobu Takashima, Syunsaku Higashi | 1997-11-25 |
| 5683853 | Silver halide color photographic material | Toshiyuki Makuta, Koki Nakamura | 1997-11-04 |
| 5667945 | Color developing agent, silver halide photographic light-sensitive material and image forming method | Koki Nakamura, Toshiki Taguchi, Koichi Nakamura, Toshiyuki Makuta | 1997-09-16 |
| 5629165 | Neural calcium-activated neutral proteinase inhibitors | Ralph A. Nixon | 1997-05-13 |
| 5620107 | Cap with a hinged top lid | — | 1997-04-15 |
| 5604187 | Grease composition for constant velocity joints | Tsuyoshi Sasaki, Tomio Hanawa, Yoshimi Usui, Takahiro Ogura | 1997-02-18 |