Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6337380 | Polymer having sulfonic acid group and silver halide photographic photosensitive material using the polymer | Hiroki Sasaki, Hiroshi Kawamoto, Masatoshi Nakanishi | 2002-01-08 |