Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10896944 | Illumination lighting apparatus, illumination device, and illumination fixture | Teruhito Takeda, Hirofumi Konishi | 2021-01-19 |
| 10638586 | Illumination lighting apparatus, illumination device, and illumination fixture | Hirofumi Konishi, Teruhito Takeda | 2020-04-28 |
| 9999104 | Lighting device and luminaire | Masahiro Naruo, Kenichi Fukuda, Akira Nakajo | 2018-06-12 |
| 8247987 | Induction lamp lighting device and illumination apparatus | Akira Nakajo, Hiroshi Kido | 2012-08-21 |
| 8207688 | Electric-discharge lamp lighting device and lighting fixture | Hiroshi Kido | 2012-06-26 |
| 8179057 | Electronic ballast for discharge lamp | Hiroshi Kido | 2012-05-15 |
| 7772783 | Dimmable electronic ballast for electrodeless discharge lamp and luminaire | Hiroshi Kido | 2010-08-10 |
| 7365498 | Electrodeless discharge lamp lighting device and luminaire | Hiroshi Kido, Shingo Masumoto | 2008-04-29 |
| 7339329 | Dimmable ballast for an electrodeless discharge lamp | Hiroshi Kido, Shingo Masumoto, Yuji Kumagai, Akira Nakajo | 2008-03-04 |
| 5945785 | Power source device with minimized variation in circuit efficiency due to variation in applied voltage to driving transformer | Hiroshi Kido, Yuji Kumagai | 1999-08-31 |