Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9308764 | Sheet for ink-jet printing | Tadashi Fujimoto | 2016-04-12 |
| 5221455 | Bipolar membrane and method for its production | Fumio Hanada, Nobuhiko Ohmura, Shinsuke Tanaka | 1993-06-22 |
| 4923611 | Novel anion-exchange membrane | Fumio Hanada, Nobuhiko Ohmura | 1990-05-08 |