Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10333052 | Vibrating device | — | 2019-06-25 |
| 10291202 | Vibration device and manufacturing method of the same | Hiroshi Yamada, Keiichi Umeda, Takehiko Kishi | 2019-05-14 |
| 10276775 | Vibration device | Takashi Hase, Hiroaki Kaida | 2019-04-30 |
| 10224896 | Piezoelectric vibrator and piezoelectric vibration device | Keiichi Umeda, Ville Kaajakari | 2019-03-05 |