Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9800169 | DC power supply device and lighting system using same | Hiroyuki Asano | 2017-10-24 |
| 9763294 | Lighting device and lighting fixture using same | Hiroyuki Asano, Masafumi Yamamoto, Takeshi Kamoi, Daisuke Yamahara, Keisuke Seki +1 more | 2017-09-12 |
| 9648681 | Lighting device and luminaire | Hiroyuki Asano, Masafumi Yamamoto | 2017-05-09 |
| 9456477 | Lighting device and lighting fixture using same | Keisuke Seki, Takeshi Kamoi, Daisuke Yamahara, Hiroyuki Asano, Masafumi Yamamoto +1 more | 2016-09-27 |
| 9089034 | Lighting device and luminaire including the same | Masafumi Yamamoto, Satoru Nagata, Hisaya Takikita, Koki Matsui | 2015-07-21 |