Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198331 | Silver halide emulsion chemically ripened in the presence of a gold-containing complex | Hideki Takiguchi, Tomoyuki Nakayama, Nobuaki Kagawa | 1993-03-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198331 | Silver halide emulsion chemically ripened in the presence of a gold-containing complex | Hideki Takiguchi, Tomoyuki Nakayama, Nobuaki Kagawa | 1993-03-30 |