Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9167653 | Power supply device and luminaire | Koji Takahashi, Hiromichi Nakajima, Kenji Sakai, Hiroyuki Kudo, Hirokazu Otake +7 more | 2015-10-20 |
| 8218289 | Electrolytic capacitor and electric equipment provided therewith | Isao Abe, Kenichi Asami, Hajime Osaki, Yoshiyuki Matsunaga | 2012-07-10 |
| 6784626 | Electronic ballast and lighting fixture | Hirokazu Otake, Koji Takahashi, Hiroshi Terasaka | 2004-08-31 |
| 6710551 | High-intensity discharge lamp lighting apparatus and luminaire for using the same | Kazutoshi Mita | 2004-03-23 |