Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850991 | Absorbent article | Minoru Nakanishi, Akira Sakurai, Takatoshi Kobayashi, Norihiro Abe | 1989-07-25 |
| 4845005 | Dry developer composition comprising polymer binder resin and colorant | Masao Niki | 1989-07-04 |