Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885224 | Light-sensitive material containing silver halide, reducing agent, polymerizable compound and a decolorizable dye | Soichiro Yamamoto | 1989-12-05 |
| 4876184 | Heat-developable light-sensitive material | Hiroyuki Ozaki | 1989-10-24 |
| 4835272 | Process for formation of base and light-sensitive material | Kozo Sato, Shunichi Ishikawa | 1989-05-30 |