Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9027764 | Moisture-permeable separating membrane material | Satoshi Yamamoto, Takashi Imai | 2015-05-12 |
| 8920699 | Process for producing molded product, and heat-exchange membrane element | Keiichi Yamakawa, Takashi Imai | 2014-12-30 |