Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9074022 | Process for production of water-absorbent resin | Hideki Yokoyama | 2015-07-07 |
| 8981176 | Water-absorbing resin compound | Takayasu Taniguchi, Masayoshi Handa | 2015-03-17 |
| 8524797 | Water-absorbing resin composition | Takayasu Taniguchi, Tatsuya Oida | 2013-09-03 |
| 8383696 | Water-absorbing resin composition | Takayasu Taniguchi, Tatsuya Oida | 2013-02-26 |
| 8378033 | Process for production of water-absorbable resin particle, and water-absorbable resin particle produced by the process | Masayoshi Handa | 2013-02-19 |
| 8198376 | Process for production of water-absorbable resin | Hiromu Kobushi, Masayoshi Handa | 2012-06-12 |
| 8084544 | Process for production of water-absorbing resin | Shinya Fukudome, Junichi Takatori, Kenya Matsuda | 2011-12-27 |
| 8003210 | Process for producing water-absorbing resin particles, water-absorbing resin particles made by the process, and absorbent materials and absorbent articles made by using the particles | Hiromu Kobushi, Masayoshi Handa | 2011-08-23 |
| 7868075 | Water-absorbing resin composition | Takayasu Taniguchi, Masayoshi Handa | 2011-01-11 |
| 7737231 | Process for producing water-absorbing resin | Masayoshi Handa, Takayasu Taniguchi, Masato Fujikake | 2010-06-15 |
| 7713623 | Process for production of water-absorbing resin particles | Kenya Matsuda, Yuji Kinpara, Tomoki Kawakita | 2010-05-11 |
| 6573330 | Process for preparing water-absorbent resin | Masato Fujikake, Magoto Shirakawa, Masakazu Yamamori, Shioko Yoshinaka, Morio Nakamura | 2003-06-03 |