Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10938205 | Electronic device | Teiji Ohtsu, Mamoru Kamikura, Akira Yamagami | 2021-03-02 |
| 10869374 | Power supply device, lighting equipment, and method for manufacturing power supply device | Takashi Maeda, Teiji Ohtsu | 2020-12-15 |
| 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, Haruka Kinoshita, Takashi Maeda | 2014-04-29 |