Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11577204 | Water treatment membrane washing apparatus and water treatment membrane washing method | Hiromichi Koga, Nozomu Yasunaga | 2023-02-14 |
| 11219868 | Device for cleaning and method for cleaning water treatment membrane, and water treatment system | Hiromichi Koga, Shinsuke Goto | 2022-01-11 |
| 8337767 | Ozone generating apparatus | Hajime Nakatani, Daisuke Takauchi, Tomoaki Takeda | 2012-12-25 |