Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11277115 | Crystal vibration element, and crystal vibrator equipped with crystal vibration element | Toru Kidu, Takashi Hase, Takeshi Kamada, Shigeaki Sugimura | 2022-03-15 |
| 11251774 | Quartz crystal resonator unit | Motoyoshi Sakai | 2022-02-15 |