Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018126 | Piezoelectric devices exhibiting reduced CI degradation | Mitoshi Umeki, Ryoichi Ichikawa | 2011-09-13 |
| 7947187 | Method of manufacturing piezoelectric resonator | — | 2011-05-24 |
| 7932662 | Crystal devices and methods for manufacturing same | — | 2011-04-26 |