Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11309454 | Deep ultraviolet LED and method for producing the same | Yukio Kashima, Eriko Matsuura, Mitsunori Kokubo, Takaharu Tashiro, Hideki Hirayama +9 more | 2022-04-19 |
| 10593828 | Ultraviolet light-emitting diode and electric apparatus provided with the same | Hideki Hirayama, Takuya Mino, Norimichi Noguchi, Takayoshi Takano, Jun Sakai | 2020-03-17 |
| 10340416 | Crystal substrate, ultraviolet light-emitting device, and manufacturing methods therefor | Hideki Hirayama | 2019-07-02 |
| 9929317 | Deep ultraviolet LED and method for manufacturing the same | Yukio Kashima, Eriko Matsuura, Mitsunori Kokubo, Takaharu Tashiro, Takafumi Ookawa +5 more | 2018-03-27 |
| 9153741 | Ultraviolet light-emitting diode and electric apparatus having the same | Hideki Hirayama, Noritoshi Maeda | 2015-10-06 |