Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905659 | Ozonizer | Akaru Usui, Youichiro Tabata, Yujiro Okihara, Yuji Ganryu, Masaki Kuzumoto +4 more | 2005-06-14 |
| 6869575 | Ozonizer | Youichiro Tabata, Yujiro Okihara, Akaru Usui, Yuji Ganryu, Masaki Kuzumoto +4 more | 2005-03-22 |
| 6866829 | Ozonizer | Yujiro Okihara, Youichiro Tabata, Akaru Usui, Yuji Ganryu, Masaki Kuzumoto +4 more | 2005-03-15 |