Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10961135 | Water treatment apparatus and water treatment method | Tokiko Yamauchi, Nozomu Yasunaga, Seiji Noda | 2021-03-30 |
| 10941056 | Water treatment device and water treatment method | Tokiko Yamauchi, Eiji IMAMURA, Nozomu Yasunaga | 2021-03-09 |