Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D709449 | Power inverter | Akira Otsuki | 2014-07-22 |
| D456068 | Air conditioner | Hiroshi Oya, Yoshimi Okamoto, Toru Fujisawa, Akira Otsuki | 2002-04-23 |
| D453957 | Air conditioner | Hiroshi Oya, Yoshimi Okamoto, Toru Fujisawa, Akira Otsuki | 2002-02-26 |
| D451586 | Air conditioner | Hiroshi Oya, Yoshimi Okamoto, Akira Otsuki, Toru Fujisawa | 2001-12-04 |
| D433492 | Air conditioner | Hiroshi Oya, Yoshimi Okamoto, Hiroya Ishigaki, Toru Fujisawa, Akira Otsuki | 2000-11-07 |
| D423452 | AC/DC converter | Toru Fujisawa, Yoshimi Okamoto, Hiroya Ishigaki, Hiroshi Oya | 2000-04-25 |
| D417724 | Air conditioner | Yoshimi Okamoto, Hiroya Ishigaki, Toru Fujisawa, Hiroshi Oya | 1999-12-14 |