Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10797216 | Piezoelectric device | — | 2020-10-06 |
| 9614493 | Quartz crystal device and method for fabricating the same | TAICHI HAYASAKA | 2017-04-04 |
| 9236554 | Piezoelectric device and method for fabricating the same | TAICHI HAYASAKA | 2016-01-12 |
| 9106200 | Piezoelectric vibrating piece and piezoelectric device | Takehiro Takahashi, Masakazu Harada, Hiroaki Yamada, Takumi Ariji | 2015-08-11 |
| 9006960 | Piezoelectric vibrating piece and piezoelectric device | Takehiro Takahashi | 2015-04-14 |
| 8987974 | Piezoelectric device and method for manufacturing the same | Takehiro Takahashi | 2015-03-24 |
| 8981623 | Piezoelectric vibrating piece, piezoelectric device, and method for manufacturing piezoelectric device | Takehiro Takahashi | 2015-03-17 |
| 8907545 | Crystal element and crystal device | Takehiro Takahashi | 2014-12-09 |
| 8779652 | At-cut quartz-crystal vibrating pieces and devices, and methods for manufacturing same | Takehiro Takahashi, Kunio Morita, Masakazu Harada | 2014-07-15 |
| 8773005 | Quartz-crystal devices exhibiting reduced electrical impedance | Takehiro Takahashi | 2014-07-08 |
| 8766513 | Piezoelectric device | — | 2014-07-01 |
| 8742651 | Piezoelectric vibrating pieces and piezoelectric devices comprising same, and methods for manufacturing same | — | 2014-06-03 |
| 8664837 | Piezoelectric device and method for fabricating the same | — | 2014-03-04 |
| 8659213 | Piezoelectric devices and methods for manufacturing the same | Takehiro Takahashi | 2014-02-25 |
| 8653722 | At-cut quartz-crystal device and methods for manufacturing same | — | 2014-02-18 |
| 8581476 | Quartz-crystal devices and methods for manufacturing same | Yoshiaki Amano, Takehiro Takahashi | 2013-11-12 |
| 8570110 | Surface mount type crystal unit | — | 2013-10-29 |
| 8531092 | Surface-mountable piezoelectric devices including eutectic-bonded packages | Ryoichi Ichikawa | 2013-09-10 |
| 8476811 | Piezoelectric device with tuning-fork type piezoelectric vibrating piece | Takehiro Takahashi | 2013-07-02 |
| 8350449 | Quartz crystal device using at-cut quartz substrate and manufacturing the same | Takehiro Takahashi | 2013-01-08 |
| 8159115 | Stacked crystal resonator | — | 2012-04-17 |
| 7126260 | Surface mount crystal unit | Kenzo Okamoto, Kazuhiko Osawa | 2006-10-24 |