Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10857506 | Gas dissolution accelerating device | — | 2020-12-08 |
| 8292271 | Aeration unit, aeration apparatus equipped therewith and method of aeration | Jun Ma | 2012-10-23 |
| 7759813 | Gravity wave power generation apparatus | — | 2010-07-20 |
| 7494534 | Method, device, and system for controlling dissolved amount of gas | Masayuki Fukagawa, Kesayoshi Hadano, Ryosaku Fujisato | 2009-02-24 |