Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9525103 | Sapphire substrate having elongated projection and semiconductor light emitting device utilizing the same | Junya Narita, Takuya Okada, Yohei Wakai, Naoya Sako, Katsuyoshi Kadan | 2016-12-20 |
| 9337390 | Sapphire substrate and method for manufacturing the same and nitride semiconductor light emitting element | Naoya Sako, Takashi Ohara, Yuki Shibutani, Yoshihito Kawauchi, Kazuyuki Takeichi +1 more | 2016-05-10 |