Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9853627 | Crystal resonator, and production method therefor | Hajime Kubota, Masayuki Itoh | 2017-12-26 |
| 9778096 | Method of measuring characteristics of crystal unit | Hajime Kubota, Masayuki Itoh | 2017-10-03 |
| 9774296 | Crystal unit, oscillator, and method for fabricating the crystal unit | Hajime Kubota, Masayuki Itoh, Yoshinori Mesaki | 2017-09-26 |