Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8710750 | Light source lighting device including a constant-current supply that is connected to a light source and supplies a constant current of a substantially constant magnitude to the light source, and luminaire | Takafumi Nonaka, Takashi Kumagai, Yuichiro Ito, Shinsuke Funayama, Takashi Maeda | 2014-04-29 |