Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7275551 | Device for cleaning food with ozone water, and method of cleaning food using cleaning device | Kazuhisa Okada, Koichi Yoshida | 2007-10-02 |
| 6787020 | Electrolytic ozone water production method and device therefor and solid polymer electrolyte membrane regenerating method | Noriaki Okubo | 2004-09-07 |