Issued Patents 2019
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10425057 | Quartz crystal blank and quartz crystal resonator unit | Hiroyuki Yamamoto, Masaru Asai | 2019-09-24 |
| 10418964 | Quartz crystal blank and quartz crystal resonator unit | Hiroyuki Yamamoto, Masaru Asai | 2019-09-17 |
| 10411673 | Quartz crystal blank and quartz crystal resonator unit | Hiroyuki Yamamoto, Masaru Asai | 2019-09-10 |
| 10396752 | MEMS device | Eitaro Kameda, Keisuke Takeyama, Daisuke Nakamura | 2019-08-27 |
| 10361675 | Quartz crystal blank and quartz crystal resonator unit | Hiroyuki Yamamoto, Masaru Asai | 2019-07-23 |
| 10333486 | Piezoelectric vibrator and piezoelectric vibrating apparatus | Keisuke Takeyama, Daisuke Nakamura, Eitaro Kameda | 2019-06-25 |
| 10276775 | Vibration device | Takashi Hase, Toshio Nishimura | 2019-04-30 |
| 10205434 | Piezoelectric resonator unit and method of manufacturing the same | Kazuyuki Noto | 2019-02-12 |