Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10647602 | Method and device for water quality improvement | Kunio Fukuda, Takahisa Fukuda, Rikiichi Kawata | 2020-05-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10647602 | Method and device for water quality improvement | Kunio Fukuda, Takahisa Fukuda, Rikiichi Kawata | 2020-05-12 |