Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5209847 | Ultrathin membrane of polymethacrylate or polycrotonate and device provided with ultrathin membrane | Norihiro Kaiya, Naoyuki Amaya, Yoshishige Murata, Mikio Takagi, Kiyotaka Shigehara +2 more | 1993-05-11 |