Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10730771 | Method for operating reverse-osmosis membrane treatment system | Kenji Kowata, Yoshihiko ENDO | 2020-08-04 |
| 9458034 | Method of membrane separation | Kenji Kowata, Katsumi Matsumoto | 2016-10-04 |
| 5037782 | Method of making a semiconductor device including via holes | Yutaka Yoshii | 1991-08-06 |