Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6111341 | Piezoelectric vibrator and method for manufacturing the same | — | 2000-08-29 |
| 4870313 | Piezoelectric resonators for overtone oscillations | Tomokazu Shouzi, Yoshiaki Tanaka | 1989-09-26 |