Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7982374 | Piezoelectric vibrating piece with extended supporting arms | Hiroki Iwai | 2011-07-19 |
| 7906890 | Piezoelectric vibrating pieces, frames, and devices | Shingo Kawanishi | 2011-03-15 |