Issued Patents 2018
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10027309 | Quartz crystal blank and quartz crystal resonator unit | Hiroyuki Yamamoto, Masaru Asai | 2018-07-17 |
| 10009005 | Quartz crystal blank and quartz crystal resonator unit | Masaru Asai | 2018-06-26 |
| 9985599 | Quartz vibrator manufacturing method and quartz vibrator | Yoshifumi Saito, Manabu Ibayashi, Yuichiro Nagamine, Katsuma Moroishi, Takuya Kono +1 more | 2018-05-29 |
| 9985603 | Quartz crystal blank and quartz crystal resonator unit | Hiroyuki Yamamoto, Masaru Asai | 2018-05-29 |
| 9866199 | Vibrating device | Toshio Nishimura, Takashi Hase, Keisuke Takeyama, Keiichi Umeda, Takehiko Kishi +1 more | 2018-01-09 |