Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12278102 | Semiconductor device with silicon nitride passivation film | Kazuhide Sumiyoshi, Masaya Okada, Kazutaka Inoue | 2025-04-15 |
| 11591252 | Method for producing optical fiber preform, and optical fiber preform | Noboru Yamazaki, Satoshi Tanaka | 2023-02-28 |
| 8872156 | Group III nitride semiconductor light emitting device and method of fabricating group III nitride semiconductor light emitting device | Takashi Kyono, Yohei Enya | 2014-10-28 |