Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9778411 | Lighting device and display device | Takeshi Ishida, Mitsuhiro Murata, Hirotoshi Yasunaga | 2017-10-03 |
| 9690034 | Illumination device and display device | Ichiro Umekawa, Hirofumi Oosawa, Takeshi Ishida, Masaki Kageyama, Shugo Yagi | 2017-06-27 |
| 9671547 | Illumination device and display device | Ichiro Umekawa, Hirofumi Oosawa, Takeshi Ishida, Masaki Kageyama, Shugo Yagi | 2017-06-06 |
| 9581860 | Illumination device with multiple phosphor layers | Hirotoshi Yasunaga, Takeshi Ishida, Shinya Kadowaki | 2017-02-28 |