Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6720389 | Water-absorbent resin and production process therefor | Takumi Hatsuda, Yoshio Irie, Masatoshi Nakamura, Shinichi Fujino, Kazuki Kimura +1 more | 2004-04-13 |
| RE38444 | Absorbing agent, process of manufacturing same, and absorbent product containing same | Kinya Nagasuna, Shin-ichi Fujino, Yoshihiko Masuda | 2004-02-24 |