Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12178691 | Absorbent resin particles, absorbent article and production method therefor | — | 2024-12-31 |
| 12161537 | Water-absorbent resin particles, water-absorbent article, and method for manufacturing same | — | 2024-12-10 |
| 11420184 | Water-absorbent resin particle | Hiromi Miyashita, Hideki Yokoyama | 2022-08-23 |
| 11241669 | Water-absorbent resin particles | Misaki Taniguchi, Hideki Yokoyama | 2022-02-08 |
| 11136420 | Water-absorbent resin and method of producing water-absorbent resin | Tetsuhiro Hinayama, Masahiro Murakami, Hideki Yokoyama | 2021-10-05 |
| 10945890 | Manufacturing method for absorbing body | Toru KAWAHARA | 2021-03-16 |
| 10525443 | Water-absorbent resin and absorbent article | Masahiro Murakami, Tetsuhiro Hinayama, Hideki Yokoyama | 2020-01-07 |
| 10323105 | Water-absorbent resin and absorbent article | Tetsuhiro Hinayama, Maoki Hama, Hideki Yokoyama | 2019-06-18 |
| 9982069 | Water-absorbent resin and absorbent article | Tetsuhiro Hinayama, Masahiro Murakami, Hideki Yokoyama | 2018-05-29 |
| 9925294 | Water-absorbent resin and absorbent article | Tetsuhiro Hinayama, Masahiro Murakami, Hideki Yokoyama | 2018-03-27 |
| 9873755 | Method of manufacturing water-absorbent resin, water-absorbent resin, water-absorbing agent and absorbent article | Masahiro Murakami, Tetsuhiro Hinayama, Hideki Yokoyama | 2018-01-23 |
| 9138722 | Method for producing water-absorbent resin particles | Kenji Tanimura, Yuichi Onoda, Masayoshi Handa | 2015-09-22 |