Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667372 | Continuous manufacturing method of water-absorbent polymer | Takumi Hatsuda, Sachio Fujita, Takashi Nishigaki, Kunihiko Ishizaki, Katsuhiro Kajikawa | 2003-12-23 |
| 6656592 | Carbon film and method of forming the same | Yasuo Murakami, Jo Takeuchi, Takahiro Nakahigashi, Kiyoshi Ogata | 2003-12-02 |
| 6599989 | Water-absorbent agents containing polycarboxylic amine chelating agents | Katsuyuki Wada, Hiroko Ueda, Naoko Takahashi, Kinya Nagasuna, Yasuhiro Fujita +1 more | 2003-07-29 |
| 6586549 | Water-absorbing composition and its use | Takumi Hatsuda, Kazuki Kimura, Eri Goto, Katsuyuki Wada | 2003-07-01 |
| 6562879 | Water-absorbent resin powder and its production process and use | Takumi Hatsuda, Hiroyuki Ikeuchi, Yoshio Irie, Kunihiko Ishizaki | 2003-05-13 |
| 6510307 | Transfer device, image-forming apparatus using the same and method for producing transferring member | Masahiro Sato, Toshihiko Mitsuhashi, Yusuke Kitagawa, Kazuya Yamanoi, Ryuichi Yamamoto +5 more | 2003-01-21 |