Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9985599 | Quartz vibrator manufacturing method and quartz vibrator | Hiroaki Kaida, Manabu Ibayashi, Yuichiro Nagamine, Katsuma Moroishi, Takuya Kono +1 more | 2018-05-29 |
| 9893265 | Crystal resonation device and production method therefor | Toshiyuki Yasugi | 2018-02-13 |