Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875980 | Method for separating and concentrating an organic component from an aqueous solution containing same | Yukinobu Sugimoto | 1989-10-24 |
| 4668401 | Hollow-fiber filter module and filtration method using the same | Munehiro Okumura, Kazuo Kuwahara, Shingo Mori, Tetsuya Ohmura, Osamu Yamamoto +1 more | 1987-05-26 |