Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10265226 | Water-absorbent resin, water-absorbent material, and water-absorbent article | Ayaka Watanabe, Junichi Takatori | 2019-04-23 |
| 9273156 | Method for producing water-absorbent resin | Junichi Takatori, Masayoshi Handa | 2016-03-01 |
| 9221030 | Method for producing water-absorbent resin | Noriko Honda, Ayaka Watanabe | 2015-12-29 |
| 9061269 | Method for producing water-absorbent resin | Masayoshi Handa, Koji Ueda | 2015-06-23 |
| 6235828 | Aqueous polymerization of acrylamide in the presence of polyvinylpyrrolidone | Masato Fujikake, Shigeki Hamamoto, Nobutaka Fujimoto, Morio Nakamura, Takao Okada | 2001-05-22 |