Issued Patents All Time
Showing 1–25 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459431 | Method for producing polyacrylic acid (salt)-based water absorbent resin | Hidenori Wada, Motohiro Imura, Seiji Kato | 2022-10-04 |
| 10525445 | Particulate water absorbing agent and water absorbent article | Manabu Ueda, Takahiro Kitano, Yoshitaka Ikeuchi, Hiroyuki Ikeuchi | 2020-01-07 |
| 10363339 | Water absorbent agent composition and method for producing same, as well as storage and stocking method for same | Manabu Ueda, Hiroyuki Ikeuchi, Yasuhisa Nakashima | 2019-07-30 |
| 10196500 | Particulate water absorbing agent and process for producing same | Yasuhisa Nakashima, Hiroyuki Ikeuchi, Manabu Ueda | 2019-02-05 |
| 10189009 | Particulate water absorbing agent and method for manufacturing same | Manabu Ueda, Takahiro Kitano, Yoshitaka Ikeuchi, Hiroyuki Ikeuchi | 2019-01-29 |
| 9976001 | Process for producing water-absorbing resin powder | Sumio Okuda, Kunihiko Ishizaki | 2018-05-22 |
| 9796853 | Water-absorbent resin composition and method for producing thereof, and absorbent material and absorbent product using thereof | Hiroko Ueda, Yasuhisa Nakashima | 2017-10-24 |
| 9775927 | Particulate water absorbent and process for production thereof | Taishi Kobayashi, Motohiro Imura, Taku Iwamura, Kozo Nogi, Yoshiro Mitsukami +3 more | 2017-10-03 |
| 9669386 | Particulate water-absorbing agent and production method for the same | Yasuhisa Nakashima | 2017-06-06 |
| 9308290 | Water-absorbing agent, manufacture method thereof, and absorbent and absorbent article made therefrom | Makoto Nagasawa, Kunihiko Ishizaki | 2016-04-12 |
| 9180220 | Water absorbing agent, water absorbent core using the agent, and manufacturing method for water absorbing agent | Kazushi Torii, Hirofumi Shibata, Kazuki Kimura, Yasuhisa Nakashima, Motohiro Imura +1 more | 2015-11-10 |
| 9138505 | Polyacrylic acid (salt)-type water absorbent resin and method for producing of same | Kozo Nogi, Kunihiko Ishizaki | 2015-09-22 |
| 9115235 | Water absorbing agent and production method thereof | Hiroyuki Ikeuchi, Shigeru Sakamoto, Sayaka Machida | 2015-08-25 |
| 9044525 | Polyacrylic acid (salt)-based water absorbent resin powder and method for producing the same | Kazushi Torii, Reiko Nakatsuru, Yasuhisa Nakashima, Kunihiko Ishizaki | 2015-06-02 |
| 8952116 | Particulate water absorbent and process for production thereof | Taishi Kobayashi, Motohiro Imura, Taku Iwamura, Kozo Nogi, Yoshiro Mitsukami +3 more | 2015-02-10 |
| D707739 | Motor actuator | Tomonobu Hyodo, Hiroto Inoue | 2014-06-24 |
| D706325 | Motor actuator | Tomonobu Hyodo, Hiroto Inoue | 2014-06-03 |
| 8729190 | Particular water-absorbent agent having water-absorbent resin as main component | Takahiro Kitano, Takaaki Kawano | 2014-05-20 |
| 8729191 | Production process of polyacrylic acid (salt) water-absorbent resin | Takaaki Kawano, Hirotama Fujimaru, Kunihiko Ishizaki | 2014-05-20 |
| 8487048 | Water-absorbent resin and its production process | Masatoshi Nakamura, Kazuki Kimura, Kunihiko Ishizaki | 2013-07-16 |
| 8198209 | Water absorbing agent, water absorbent core using the agent, and manufacturing method for water absorbing agent | Kazushi Torii, Hirofumi Shibata, Kazuki Kimura, Yasuhisa Nakashima, Motohiro Imura +1 more | 2012-06-12 |
| 8182916 | Particulate water absorbing agent comprising crosslinked absorbent resin and having low residual monomer, water absorbing article and method for production of water absorbing agent | Kazuki Kimura, Shin-ichi Fujino, Kunihiko Ishizaki | 2012-05-22 |
| 8026294 | Water absorbent resin composition and method for producing the same | Yasuhisa Nakashima | 2011-09-27 |
| 7960469 | Water absorbent resin composition and production method thereof | Yoshifumi Adachi, Takahiro Kitano, Shinichi Fujino, Kazushi Torii, Taku Iwamura +1 more | 2011-06-14 |
| 7825169 | Water-absorbent composition, process for production thereof, absorbent and absorbing product | Hiroko Ueda, Kunihiko Ishizaki, Yoshio Irie, Yasuhisa Nakashima | 2010-11-02 |