Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677360 | Hydrophilic polymer alloy, fiber and porous membrane comprising this polymer alloy, and methods for preparing them | Hisayoshi Yamamori, Makoto Uchida, Kenji Niikawa | 1997-10-14 |
| 5057218 | Porous membrane and production process thereof | Hironari Honda, Kiyonobu Okamura, Kunio Misoo, Osamu Nishimura | 1991-10-15 |