Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9971081 | Lighting device and display device | Yoshinobu Hirayama, Takao Imaoku, Takeshi Ishida, Ryuzo Yuki | 2018-05-15 |
| 9921360 | Illumination device and display device | Yoshinobu Hirayama, Toru Inata | 2018-03-20 |
| 9915770 | Lighting device and display device | Yoshinobu Hirayama, Takao Imaoku, Takeshi Ishida, Ryuzo Yuki | 2018-03-13 |