Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12285739 | Water absorbent agent and method for producing water absorbent agent | Kazuki Kimura | 2025-04-29 |
| 10695746 | Water absorbent agent | Kazuki Kimura | 2020-06-30 |
| 10493429 | Method for producing polyacrylic acid (salt)-based water absorbent resin powder | Kozo Nogi, Masatoshi Nakamura, Hirofumi Shibata, Koji Honda, Yusuke Watanabe +2 more | 2019-12-03 |
| 10434495 | Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder | Sayaka Machida, Kazushi Torii, Yoko Shirai, Hiroyuki Ikeuchi, Shigeru Sakamoto +1 more | 2019-10-08 |
| 10046304 | Water absorbing agent and method for producing the same | Nobuya TANAKA, Yoshiro Mitsukami | 2018-08-14 |
| 9567414 | Method for producing polyacrylic acid (salt)-based water absorbent resin powder | Kozo Nogi, Masatoshi Nakamura, Hirofumi Shibata, Koji Honda, Yusuke Watanabe +4 more | 2017-02-14 |
| 9447203 | Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder | Sayaka Machida, Kazushi Torii, Yoko Shirai, Hiroyuki Ikeuchi, Shigeru Sakamoto +1 more | 2016-09-20 |
| 9334376 | Water-absorbable polyacrylic acid resin powder, and process for production thereof | Shigeru Sakamoto, Kazushi Torii, Toshihiro Takaai | 2016-05-10 |
| 9044525 | Polyacrylic acid (salt)-based water absorbent resin powder and method for producing the same | Kazushi Torii, Yasuhisa Nakashima, Katsuyuki Wada, Kunihiko Ishizaki | 2015-06-02 |
| 8765906 | Method for producing polyacrylic acid (salt) type water absorbent resin powder | Yusuke Watanabe, Kazushi Torii, Kozo Nogi, Kunihiko Ishizaki, Shigeru Sakamoto | 2014-07-01 |