Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4666983 | Absorbent article | Tsuneo Tsubakimoto, Yoshio Irie | 1987-05-19 |
| 4656232 | Method for production of polymer | Masashi Nakaki, Katsumi Terawaki, Kazumasa Kimura | 1987-04-07 |
| 4625001 | Method for continuous production of cross-linked polymer | Tsuneo Tsubakimoto, Yoshio Irie | 1986-11-25 |
| 4286082 | Absorbent resin composition and process for producing same | Tsuneo Tsubakimoto, Yoshio Irie, Yoshihiko Masuda | 1981-08-25 |