Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084926 | At cut quartz crystal resonator element and method for manufacturing the same | Matsutaro Naito, Kenji Komine | 2011-12-27 |
| 7861389 | AT cut quartz crystal resonator element and method for manufacturing the same | Matsutaro Naito, Kenji Komine | 2011-01-04 |