Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7254876 | Method for manufacturing a piezoelectric resonator | — | 2007-08-14 |
| 6791241 | Piezoelectric vibrator and manufacture thereof, and piezoelectric vibrator unit | — | 2004-09-14 |
| 6332567 | Piezoelectric element, manufacturing method thereof, and mounting apparatus of piezoelectric resonators | Takuya Miyakawa | 2001-12-25 |
| 5918354 | Method of making a piezoelectric element | Takuya Miyakawa | 1999-07-06 |