Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354470 | Porous polypropylene membrane and method for production thereof | Shoichi Nagaki, Ken Tatebe, Kousuke Kido | 1994-10-11 |
| 5279738 | Permeable membrane excellent in biocompatibility | Hideaki Kito, Katsuhiro Takanashi, Mitsuhide Nakagawa | 1994-01-18 |
| 5186835 | Porous hydrophilic polypropylene membrane, method for production thereof, and blood plasma separation apparatus | Toshio Masuoka, Okihiko Hirasa, Makoto Onishi | 1993-02-16 |
| 5139529 | Porous polypropylene membrane and methods for production thereof | Shoichi Nagaki, Ken Tatebe, Kousuke Kido | 1992-08-18 |
| 5137635 | Permeable membrane excellent in biocompatibility | Hideaki Kito, Katsuhiro Takanashi, Mitsuhide Nakagawa | 1992-08-11 |
| 5094749 | Knurled sheetlike permeable membrane, for production thereof, and body fluid filtering apparatus | Shoichi Nagaki, Shinichiro Kuroda | 1992-03-10 |
| 5071554 | Flat permeable membrane and method for manufacture thereof | Makoto Emi | 1991-12-10 |
| 5032331 | Method for production of hydrophilic porous membrane of polyvinylidene fluoride | Makoto Onishi, Noriyuki Koyama | 1991-07-16 |
| 4964991 | Flat permeable membrane and for manufacture thereof | Makoto Emi | 1990-10-23 |
| 4965291 | Method of manufacturing porous membrane and porous membrane manufactured by the same method | Hideaki Kitoh, Noriyuki Koyama, Shinsuke Yokomachi | 1990-10-23 |
| 4943373 | Hydrophilic porous membrane of polyvinylidene fluoride and method for production thereof | Makoto Onishi, Noriyuki Koyama | 1990-07-24 |
| 4927576 | Method for the manufacture of flat permeable membrane | Makoto Emi | 1990-05-22 |
| 4900444 | A porous membrane for blood components and method for manufacturing thereof | Makoto Onishi | 1990-02-13 |
| 4845132 | Hydrophilic porous membrane, method for production thereof, and plasma separator using said membrane | Toshio Masuoka, Okihiko Hirasa, Yoshio Suda, Makoto Onishi | 1989-07-04 |
| 4743375 | Flat permeable membrane | Makoto Emi | 1988-05-10 |
| 4708800 | Hollow fiber membrane and method for manufacture thereof | Toshiji Ichikawa, Kazuaki Takahara, Kazuhiro Shimoda, Makoto Emi | 1987-11-24 |
| 4609464 | Hollow fibers for use in dialysis and artificial kidney | Juuro Aoyagi, Kazuaki Takahara | 1986-09-02 |
| 4444716 | Method for manufacture of hollow fiber | Juuro Aoyagi, Kazuaki Takahara | 1984-04-24 |