Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10454020 | Crystal vibrator, method for manufacturing the same, and crystal vibration device | Masao Gamo, Keiichi Kami | 2019-10-22 |
| 10205434 | Piezoelectric resonator unit and method of manufacturing the same | Hiroaki Kaida | 2019-02-12 |