Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9851579 | Optical sheet, light-emitting device, method for manufacturing optical sheet, and method for manufacturing light-emitting device | — | 2017-12-26 |
| 9647240 | Light emitting apparatus | Akira Hashiya, Kazuyuki Yamae | 2017-05-09 |
| 9618697 | Light directional angle control for light-emitting device and light-emitting apparatus | Taku Hirasawa, Yoshitaka Nakamura, Akira Hashiya, Mitsuru Nitta, Takeyuki Yamaki | 2017-04-11 |
| 9595648 | Light-emitting device | Kazuyuki Yamae, Akira Hashiya | 2017-03-14 |