Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5238574 | Method and apparatus having reverse osmosis membrane for concentrating solution | Ken Yasukuni, Koichi Tada, Naoki Masa | 1993-08-24 |
| 5213758 | Method and apparatus for treating medical wastes | Takashi Kameda, Shigenori Kataoka, Koichi Noma, Eikichi Tajima, Hidehumi Ikegami | 1993-05-25 |
| 4303618 | Catalytic reactor | Jun Fukui, Senji Niwa, Kenro Ueshima, Katumi Shimizu | 1981-12-01 |