Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7578808 | Suction-cleansing device and cleansing apparatus having the same | — | 2009-08-25 |
| 7494534 | Method, device, and system for controlling dissolved amount of gas | Masayuki Fukagawa, Kesayoshi Hadano, Tetsuhiko Fujisato | 2009-02-24 |