Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4771105 | Water-absorbent resin and process for producing the same | Hideharu Shirai, Fumito Yamai, Hisashi Ike, Yoshifumi Nakahara | 1988-09-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4771105 | Water-absorbent resin and process for producing the same | Hideharu Shirai, Fumito Yamai, Hisashi Ike, Yoshifumi Nakahara | 1988-09-13 |