Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10353237 | Enhancing luminance in display devices using lighting guide plates | Takao Imaoku, Shugo Yagi | 2019-07-16 |
| 10317610 | Illumination device and display device | Shugo Yagi, Toru Inata | 2019-06-11 |
| 10310164 | Display backlight having lightguide with variable density light extraction elements | Takao Imaoku, Shugo Yagi | 2019-06-04 |
| 10180527 | Lighting device and display device | Ryuzo Yuki, Takeshi Ishida, Takao Imaoku, Shugo Yagi | 2019-01-15 |