Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11633717 | Measurement method for properties of particulate absorbent agent, and particulate absorbent agent | Yuika NODA, Daisuke Takagi | 2023-04-25 |
| 11607667 | Absorption agent and absorbent article | Hiroki Kawada, Taku Iwamura, Koji Tachi, Makiko MASUDA, Yasuhisa Nakashima +1 more | 2023-03-21 |
| 11224857 | Method for manufacturing water absorbing agent | Mariko TAMAKI, Hiroyuki Ikeuchi | 2022-01-18 |
| 11020726 | Super absorbent polyacrylic acid (salt)-based resin powder, method for manufacturing same, and method for evaluating same | Kenji Tada | 2021-06-01 |
| 10961358 | Water-absorbing resin composition | Taku Iwamura, Yasuhisa Nakajima, Taku Fujimoto, Hiroki Kawada | 2021-03-30 |
| 10934031 | Method for filling particulate water absorbing agent and method for sampling filled particulate water absorbing agent | Shigeru Sakamoto, Kenji Tada, Kazuki Kimura, Yusuke Watanabe | 2021-03-02 |
| 10646612 | Polyacrylic acid (salt) water absorbent, and method for producing same | Kohei Omori, Nobuya TANAKA, Yusuke Watanabe | 2020-05-12 |
| 10624983 | Water absorbent resin powder | Kohei Omori, Nobuya TANAKA, Shigeru Sakamoto, Kenji Tada, Hironori Sato | 2020-04-21 |
| 10603653 | Super absorbent polyacrylic acid (salt)-based resin powder, method for manufacturing same, and method for evaluating same | Kenji Tada | 2020-03-31 |
| 10577135 | Method for filling particulate water absorbing agent and method for sampling filled particulate water absorbing agent | Shigeru Sakamoto, Kenji Tada, Kazuki Kimura, Yusuke Watanabe | 2020-03-03 |
| 10562006 | Particulate water absorbing agent | Mariko TAMAKI, Daisuke Takagi, Yuichiro HORIMOTO, Taishi Kobayashi, Taku Fujimoto +6 more | 2020-02-18 |
| 10537874 | Method for producing particulate water-absorbing agent | Kunihiko Ishizaki, Shinichi Fujino, Ryota WAKABAYASHI, Motohiro Imura | 2020-01-21 |
| 10532341 | Particulate water absorbing agent | Kohei Omori, Nobuya TANAKA | 2020-01-14 |
| 10434495 | Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder | Sayaka Machida, Yoko Shirai, Hiroyuki Ikeuchi, Shigeru Sakamoto, Koji Tachi +1 more | 2019-10-08 |
| 10406256 | Gel pulverization device, method for manufacturing polyacrylic acid (polyacrylate) superabsorbent polymer powder, and superabsorbent polymer powder | Kohei Omori, Nobuya TANAKA, Shigeru Sakamoto, Kenji Tada, Hironori Sato | 2019-09-10 |
| 10300458 | Water-absorbable resin powder, and method for determining elastic modulus of water-absorbable resin powder | Ryosuke Fujikawa | 2019-05-28 |
| 10294315 | Polyacrylic acid (salt)-based water absorbent resin and method for producing same | Satoshi Matsumoto, Kunihiko Ishizaki, Shin-ichi Fujino, Kazuhiko Sakamoto | 2019-05-21 |
| 10280297 | Particulate water-absorbing agent | Nobuya TANAKA, Kohei Omori | 2019-05-07 |
| 10195584 | Water absorbent resin material, and method for producing same | Koji Tachi, Hironori Sato | 2019-02-05 |
| 9533433 | Gel pulverization device, method for manufacturing polyacrylic acid (polyacrylate) superabsorbent polymer powder, and superabsorbent polymer powder | Kohei Omori, Nobuya TANAKA, Shigeru Sakamoto, Kenji Tada, Hironori Sato | 2017-01-03 |
| 9447203 | Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder | Sayaka Machida, Yoko Shirai, Hiroyuki Ikeuchi, Shigeru Sakamoto, Koji Tachi +1 more | 2016-09-20 |
| 9334376 | Water-absorbable polyacrylic acid resin powder, and process for production thereof | Reiko Nakatsuru, Shigeru Sakamoto, Toshihiro Takaai | 2016-05-10 |
| 9187579 | Particle-shaped water absorbing agent and method for producing the same | Hiroyuki Ikeuchi, Hirotama Fujimaru, Makoto Nagasawa, Kazuhiko Sakamoto, Shigeru Sakamoto +1 more | 2015-11-17 |
| 9180220 | Water absorbing agent, water absorbent core using the agent, and manufacturing method for water absorbing agent | Hirofumi Shibata, Kazuki Kimura, Yasuhisa Nakashima, Motohiro Imura, Hiroko Ueda +1 more | 2015-11-10 |
| 9102804 | Production method for water-absorbing resin powder | Sayaka Machida, Yoko Shirai, Hiroyuki Ikeuchi, Kunihiki Ishizaki | 2015-08-11 |