Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9775202 | Lighting apparatus and luminaire that adjust switching frequency based on output voltage | Keisuke Seki, Takeshi Kamoi | 2017-09-26 |
| 9763294 | Lighting device and lighting fixture using same | Masato Himeda, Hiroyuki Asano, Masafumi Yamamoto, Takeshi Kamoi, Keisuke Seki +1 more | 2017-09-12 |
| 9723665 | Reduced flickering lighting apparatus and luminaire | Keisuke Seki, Takeshi Kamoi | 2017-08-01 |
| 9706615 | Lighting device and illumination apparatus | Keisuke Seki, Takeshi Kamoi, Shun KUSUDA | 2017-07-11 |