Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6291636 | Manufacturing method of absorbent resin | Koji Miyake, Yoshifumi Adachi, Takumi Hatsuda | 2001-09-18 |
| 6207772 | Method for production of cross-linked polymer | Takumi Hatsuda, Yasuhiro Fujita, Kazuki Kimura | 2001-03-27 |
| 6194531 | Method for production of cross-linked polymer | Takumi Hatsuda, Yasuhiro Fujita, Kazuki Kimura | 2001-02-27 |
| 6187872 | Water-absorbent agent and method for manufacturing the same | Kazuki Kimura, Shin-ichi Fujino, Kinya Nagasuna, Kunihiko Ishizaki, Hirotama Fujimaru +1 more | 2001-02-13 |
| 6187902 | Production process of hydrophilic crosslinked polymer | Koji Miyake, Takumi Hatsuda, Akito Yano | 2001-02-13 |
| 5422405 | Method for production of absorbent resin | Yorimichi Dairoku, Kinya Nagasuna, Kazutaka Yano, Yoshihiko Masuda | 1995-06-06 |