Issued Patents 2019
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10473274 | White light source system | Ryoji Tsuda, Yasumasa Ooya, Tatsunori Itoga, Yasuhiro Shirakawa, Junji Taniguchi | 2019-11-12 |
| 10420183 | White light source and white light source system | Noriaki Yagi, Kumpei Kobayashi | 2019-09-17 |
| 10378709 | Illumination system for reproducing the color temperature range of solar light for illuminating exhibits | Yasuhiro Shirakawa | 2019-08-13 |
| 10375786 | White light source system | Noriaki Yagi, Kumpei Kobayashi | 2019-08-06 |
| 10368409 | Light emitting device and LED light bulb | Hiroyasu Kondo, Yasuhiro Shirakawa, Ryoji Tsuda, Atsuji Nakagawa, Toshitaka Fujii +1 more | 2019-07-30 |
| 10368408 | Light emitting device and LED light bulb | Hiroyasu Kondo, Yasuhiro Shirakawa, Ryoji Tsuda, Atsuji Nakagawa, Toshitaka Fujii +1 more | 2019-07-30 |
| 10231305 | White light source system | Noriaki Yagi, Kumpei Kobayashi | 2019-03-12 |