Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7071130 | Laminated material of segregating membrane and segregating membrane supporting material, and its method of manufacture | Hideo Naka, Yoshifumi Kusaka, Akihiro Okubo | 2006-07-04 |
| 6919026 | Semipermeable membrane support and process of preparation thereof | Yoshifumi Kusaka, Akihiro Okubo | 2005-07-19 |