Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4919810 | Porous membrane | Hiroshi Takahashi, Kouji Ohbori, Hideaki Habara | 1990-04-24 |
| 4876289 | Hydrophilized porous membrane and production process thereof | Kazutami Mitani | 1989-10-24 |
| 4869857 | Process for producing porous membranes | Hiroshi Takahashi, Kouji Ohbori, Hideaki Habara | 1989-09-26 |
| 4802942 | Method of making multilayer composite hollow fibers | Tohru Takemura, Jun Kamo, Haruhiko Yoshida | 1989-02-07 |
| 4717479 | Hydrophilized porous polyolefin membrane and production process thereof | Kazutami Mitani | 1988-01-05 |
| 4713292 | Multilayer composite hollow fibers and method of making same | Tohru Takemura, Jun Kamo, Haruhiko Yoshida | 1987-12-15 |
| 4695592 | Hydrophilized porous membrane and production process thereof | Kazutami Mitani | 1987-09-22 |
| 4678813 | Hydrophilized porous polyolefin membrane and production process thereof | Kazutami Mitani | 1987-07-07 |
| 4422024 | Wiper control device for vehicle | Yoshiyuki Igarashi | 1983-12-20 |
| 4413424 | Azimuth determinating apparatus | Hiroaki Sasaki, Testuya Inoue, Yoshiharu Mineo, Sei Iguchi, Kazuhide Makita +4 more | 1983-11-08 |