Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9624322 | Method of producing water absorbent resin | Sumio Okuda, Kunihiko Ishizaki, Shinichi Fujino, Kozo Nogi | 2017-04-18 |
| 9580519 | Method and apparatus for producing polyacrylic acid (salt)-based water absorbent resin | Kozo Nogi, Kunihiko Ishizaki, Shinichi Fujino, Satoshi Matsumoto | 2017-02-28 |