Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6906159 | Water-absorbent resin, hydropolymer, process for producing them, and uses of them | Yoshio Irie, Shinichi Fujino, Yasuhiro Fujita, Takashi Azumi, Kunihiko Ishizaki | 2005-06-14 |
| 6875511 | Production process for particulate water-absorbent resin | Yoshio Irie, Kenji Tada, Shinichi Fujino, Makoto Nagasawa | 2005-04-05 |
| 6867269 | Water-absorbent resin and production process therefor | Shigeru Sakamoto, Yasuhiro Fujita, Yoshio Irie | 2005-03-15 |