Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9320660 | Process for production of water-absorbing resin particles, water-absorbing resin particles, water-stopping material, and absorbent article | Atsushi Heguri, Masayoshi Handa, Nobuhiro Maeda | 2016-04-26 |
| 9132413 | Method for producing a water-absorbent resin | Atsushi Heguri, Hideki Yokoyama, Nobuhiro Maeda | 2015-09-15 |
| 8883944 | Method for producing a water-absorbent resin | Atsushi Heguri, Hideki Yokoyama, Nobuhiro Maeda | 2014-11-11 |
| 8859700 | Method for producing a water-absorbent resin | Hideki Yokoyama, Atsushi Heguri, Nobuhiro Maeda | 2014-10-14 |
| 8841395 | Method for producing a water-absorbent resin | Hideki Yokoyama, Atsushi Heguri, Nobuhiro Maeda | 2014-09-23 |