Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10555396 | Light emitting device and production method therefor | Yasutsugu SUGIURA, Kazuki Yabashi | 2020-02-04 |
| 10436413 | Illumination device | Renge ASAKAWA, Yoshiharu Tanaka, Hirotaka Fukui, Yuki Kuramitsu | 2019-10-08 |
| 8988002 | Lighting power supply device and method for controlling holding current | Takashi Okubo | 2015-03-24 |
| 8537574 | Power source controlling semiconductor integrated circuit and insulated direct-current power source device | Yuji Yamanaka | 2013-09-17 |