Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667372 | Continuous manufacturing method of water-absorbent polymer | Koji Miyake, Takumi Hatsuda, Sachio Fujita, Takashi Nishigaki, Katsuhiro Kajikawa | 2003-12-23 |
| 6617489 | Absorbent, absorbing product based thereon, and water-absorbing resin | Katsuyuki Wada, Naoko Takahashi | 2003-09-09 |
| 6576713 | Water-absorbent resin powder and production process therefor | Teruyuki Kanto, Nobuyuki Harada, Takumi Hatsuda, Shinichi Fujino | 2003-06-10 |
| 6562879 | Water-absorbent resin powder and its production process and use | Takumi Hatsuda, Hiroyuki Ikeuchi, Koji Miyake, Yoshio Irie | 2003-05-13 |