Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9334376 | Water-absorbable polyacrylic acid resin powder, and process for production thereof | Reiko Nakatsuru, Shigeru Sakamoto, Kazushi Torii | 2016-05-10 |
| 9321855 | Method for producing water absorbent resin | Shinichi Fujino, Hidenori Wada | 2016-04-26 |
| 9315640 | Polyacrylic acid-type water absorbent resin and method for producing same | Hidenori Wada, Sinichi Fujino | 2016-04-19 |
| 9175143 | Method for producing particulate water-absorbent resin | Yorimichi Dairoku, Shinichi Fujino, Satoshi Matsumoto | 2015-11-03 |
| 9074030 | Polyacrylic acid-type water absorbent resin and method for producing same | Hidenori Wada, Shinichi Fujino | 2015-07-07 |
| 8623994 | Method for producing water absorbent resin | Shinichi Fujino, Hidenori Wada | 2014-01-07 |
| 8420752 | Production method and production apparatus of particulate water absorbing agent containing water absorbent resin as main component | Yorimichi Dairoku, Shinichi Fujino | 2013-04-16 |
| 8188163 | Process for producing water-absorbing resin | Makoto Matsumoto, Yorimichi Dairoku, Shinichi Fujino, Satoshi Matsumoto, Seiji Kato | 2012-05-29 |
| 7745537 | Particulate water absorbing agent, water-absorbent core and absorbing article | Yasuhisa Nakashima, Katsuyuki Wada | 2010-06-29 |