Issued Patents All Time
Showing 1–25 of 104 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12215057 | Cement additive, cement admixture, cement composition, molded body, and method for improving strength of molded body | Takeshi Takayama, Shigeru Sakamoto | 2025-02-04 |
| 12030997 | Method for producing water-absorbent resin particles | Ryota WAKABAYASHI, Shin-ichi Fujino, Mai SATO, Yoshihiro Shobo, Shin-ya Katsube | 2024-07-09 |
| 11970585 | Method for producing water-absorbent resin | Satoshi Matsumoto, Kenji Kadonaga | 2024-04-30 |
| 11931290 | Water absorbent resin powder for heat-generating element composition, and heat-generating element composition | Sachie KITABATA, Shigeru Sakamoto, Sumito Kumagai, Kozo Nogi | 2024-03-19 |
| 11766659 | Method for producing water-absorbent resin powder, and drying device and drying method for particulate hydrous gel | Hiroyasu WATABE, Mai SATO, Ryota WAKABAYASHI, Yoshihiro Shobo, Shin-ya Katsube +4 more | 2023-09-26 |
| 11465126 | Method for producing water-absorbent resin powder and production apparatus therefor | Hiroyasu WATABE, Mai SATO, Ryota WAKABAYASHI, Yoshihiro Shobo, Shin-ya Katsube +10 more | 2022-10-11 |
| 10640588 | Polyacrylic acid (salt), polyacrylic acid (salt)-based water-absorbing resin, and process for producing same | Satoshi Matsumoto, Yuki KABEYA, Shigeru Sakamoto | 2020-05-05 |
| 10640593 | Polyacrylic acid (salt), polyacrylic acid (salt)-based water-absorbing resin, and process for producing same | Satoshi Matsumoto, Yuki KABEYA, Yoshifumi Adachi | 2020-05-05 |
| 10537874 | Method for producing particulate water-absorbing agent | Kazushi Torii, Shinichi Fujino, Ryota WAKABAYASHI, Motohiro Imura | 2020-01-21 |
| 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 |
| 10472429 | Package of water absorbent resin powder | Katsuhiro Kajikawa, Sumio Okuda, Kazumasa Konishi | 2019-11-12 |
| 10307506 | Process for producing water-absorbing resin | Syuji Kanzaki, Sumio Okuda, Satoshi Matsumoto | 2019-06-04 |
| 10301398 | Production method of water absorbent resin powder and package of water absorbent resin powder | Katsuhiro Kajikawa, Sumio Okuda, Kazumasa Konishi | 2019-05-28 |
| 10294315 | Polyacrylic acid (salt)-based water absorbent resin and method for producing same | Satoshi Matsumoto, Kazushi Torii, Shin-ichi Fujino, Kazuhiko Sakamoto | 2019-05-21 |
| 9976001 | Process for producing water-absorbing resin powder | Sumio Okuda, Katsuyuki Wada | 2018-05-22 |
| 9962680 | Polyacrylic acid (salt)-based water absorbent resin, and method for production thereof | Satoshi Matsumoto, Kanako TSURU | 2018-05-08 |
| 9896529 | Method for producing polyacrylic acid (salt)-based water-absorbable resin | Satoshi Matsumoto, Shinichi Fujino | 2018-02-20 |
| 9873104 | Method for producing polyacrylic acid (salt)-based water-absorbing resin | Satoshi Matsumoto, Shinichi Fujino | 2018-01-23 |
| 9868800 | Method for producing polyacrylic acid (salt)-based water-absorbent resin | Shinichi Fujino, Satoshi Matsumoto | 2018-01-16 |
| 9682362 | Process for producing water-absorbing polyacrylic acid (salt) resin | Makoto Nagasawa, Jiro Sano, Yoshiki Katada | 2017-06-20 |
| 9624322 | Method of producing water absorbent resin | Sumio Okuda, Syuji Kanzaki, Shinichi Fujino, Kozo Nogi | 2017-04-18 |
| 9593212 | Method for producing water absorbent resin particle | Shigeru Sakamoto, Yoshio Irie, Hiroyuki Ikeuchi, Makoto Nagasawa, Sayaka Machida | 2017-03-14 |
| 9580519 | Method and apparatus for producing polyacrylic acid (salt)-based water absorbent resin | Kozo Nogi, Syuji Kanzaki, Shinichi Fujino, Satoshi Matsumoto | 2017-02-28 |
| 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 |
| 9518133 | Hydrophilic polyacrylic acid (salt) resin and manufacturing method thereof | Shinichi Fujino, Satoshi Matsumoto | 2016-12-13 |