Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018126 | Piezoelectric devices exhibiting reduced CI degradation | Mitoshi Umeki, Takefumi Saito | 2011-09-13 |
| 7902729 | Piezoelectric vibrating pieces and piezoelectric devices | Shingo Kawanishi, Yu Iwai | 2011-03-08 |
| 7888850 | Tuning-fork type piezoelectric unit | — | 2011-02-15 |