Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5616454 | Silver halide color photographic light-sensitive material | Manabu Kaneko, Michiko Nagato | 1997-04-01 |
| 5608058 | Processing for purifying crown compounds | Yasuhiko Kawashima | 1997-03-04 |