Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8426670 | Absorbent structure, absorbent article, water-absorbent resin, and its production process and evaluation method | Kinya Nagasuna, Kenji Kadonaga, Motohiro Imura | 2013-04-23 |
| 6730711 | Method for production of porous cross-linked polymer material | Masazumi Sasabe, Kenji Kadonaga, Hiroki Inoue, Hirotama Fujimaru, Masatoshi Yoshida +2 more | 2004-05-04 |
| 6649665 | Method for production of porous cross-linked polymer material | Kenji Kadonaga, Kazutomo Takahashi | 2003-11-18 |
| 6395793 | Method for production of porous material | Kenji Kadonaga, Hirotama Fujimaru, Masazumi Sasabe, Kazutomo Takahashi, Masuji Izubayashi | 2002-05-28 |
| 6362243 | Method for production of porous cross-linked polymer | Masazumi Sasabe, Katsuhiko Sakamoto, Hiroshi Yamazaki, Koichi Yonemura, Kenji Kadonaga +3 more | 2002-03-26 |
| 6323250 | Method for production of porous material | Kenji Kadonaga, Hirotama Fujimaru, Masazumi Sasabe, Kazutomo Takahashi, Masuji Izubayashi | 2001-11-27 |
| 5792855 | Water-absorbent resins and manufacturing methods thereof | Koichi Yonemura, Kazuhisa Hitomi, Takaya Hayashi, Nobuyuki Harada | 1998-08-11 |