Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5186835 | Porous hydrophilic polypropylene membrane, method for production thereof, and blood plasma separation apparatus | Toshio Masuoka, Makoto Onishi, Yukio Seita | 1993-02-16 |
| 5162582 | N-(2-methoxyethyl)-N-isopropylacrylamide, hydrophilic-hydrophobic thermally reversible macromolecular compound, method for production thereof, and thermally reversible macromolecular composition | Shoji Ito, Shoei Fujishige, Aizo Yamauchi | 1992-11-10 |
| 4845132 | Hydrophilic porous membrane, method for production thereof, and plasma separator using said membrane | Toshio Masuoka, Yoshio Suda, Makoto Onishi, Yukio Seita | 1989-07-04 |