Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796535 | Flap operating system | Hiroshi Yamanouchi, Katsutoshi Tada | 2004-09-28 |
| 6689556 | Method of producing water-soluble chain-extended gelatin, gelatin produced by the method, and silver halide photographic light-sensitive material containing the gelatin | Hiroshi Kawamoto, Hiroki Sasaki | 2004-02-10 |
| 6686141 | Silver halide photographic light-sensitive material and method of forming image therein | — | 2004-02-03 |