Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4668401 | Hollow-fiber filter module and filtration method using the same | Munehiro Okumura, Kazuo Kuwahara, Masujiro Arita, Tetsuya Ohmura, Osamu Yamamoto +1 more | 1987-05-26 |