Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9266118 | Air purifier | — | 2016-02-23 |
| 9140462 | Charged particle emission device and air-blowing device | Takahiro Hanai, Kenichi Shiraishi | 2015-09-22 |
| 8034169 | Air cleaner | Hiroyasu Yamashita, Yoshihiko Matsubara, Masahiro Takemoto | 2011-10-11 |