Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10224898 | Piezoelectric wafer, piezoelectric vibration piece, and piezoelectric vibrator | Tadataka Koga, Tomo Fujii, Satoru Ishino, Yoshinari Morimoto, Kazuki Otani | 2019-03-05 |
| 10211807 | Piezoelectric wafer, piezoelectric vibration piece, and piezoelectric vibrator | Tomo Fujii, Satoru Ishino, Yoshinari Morimoto, Tadataka Koga, Kazuki Otani | 2019-02-19 |