Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12391593 | Water treatment method and water treatment apparatus | Muneaki Matsuda | 2025-08-19 |
| 9403704 | Water treatment method and water treatment flocculant | Yasuhiro Ooi, Yukio Abe, Takeshi Iizuka, Satoru Kitano | 2016-08-02 |