Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7439309 | Silver halide photographic light-sensitive material, photographic emulsion, and mercapto group-containing polymer compound used for them | Terukazu Yanagi, Mamoru Sakurazawa, Yoshihisa Tsukada, Seiji Hatano | 2008-10-21 |
| 7358344 | Azo dye | Yasuhiro Shimada, Yasuhiro Ishiwata | 2008-04-15 |
| 6897014 | Silver halide photographic light-sensitive material, photographic emulsion, and mercapto group-containing polymer compound used for them | Terukazu Yanagi, Mamoru Sakurazawa, Yoshihisa Tsukada, Seiji Hatano | 2005-05-24 |