Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8898874 | Method of fabricating a piezoelectric vibrating piece | Mitsuo Tomiyama, Takashi Kobayashi | 2014-12-02 |
| 8633775 | Method of manufacturing piezoelectric vibrator, piezoelectric vibrator, oscillator, electronic equipment and radio-controlled timepiece | Yumi Yamaguchi | 2014-01-21 |
| 8601656 | Method of manufacturing a piezoelectric vibrator | Yoichi Funabiki, Masashi Numata | 2013-12-10 |
| 8540550 | Glass substrate polishing method, package manufacturing method, piezoelectric vibrator, oscillator, electronic device and radio timepiece | Youichi Fujihira | 2013-09-24 |
| 8508099 | Package manufacturing method, package, piezoelectric vibrator, oscillator, electronic device and radio timepiece | — | 2013-08-13 |
| 8421546 | Piezoelectric vibrator, oscillator, electronic equipment timepiece, and radio-controlled timepiece, and method of manufacturing piezoelectric vibrator | Kyoshi Aratake, Masashi Numata | 2013-04-16 |
| 8407870 | Piezoelectric vibrator manufacturing method, piezoelectric vibrator, oscillator, electronic device, and radio-controlled timepiece | Masashi Numata, Hiroshi Higuchi | 2013-04-02 |
| 8400050 | Piezoelectric vibrator having a restriction portion for restricting scattering of a getter material, oscillator, electronic equipment and radio-controlled timepiece | Osamu Onitsuka, Junya Fukuda | 2013-03-19 |
| 8362846 | Package manufacturing method and apparatus for piezoelectric oscillator | Masashi Numata | 2013-01-29 |
| 8212454 | Piezoelectric vibrator, piezoelectric vibrator manufacturing method, oscillator, electronic device, radio-controlled timepiece | Osamu Onitsuka | 2012-07-03 |
| 8207654 | Piezoelectric vibrator | Masashi Numata, Shuji Yamane | 2012-06-26 |
| D653631 | Quartz crystal | — | 2012-02-07 |
| D653632 | Quartz crystal | — | 2012-02-07 |
| 8104154 | Method of manufacturing a piezoelectric vibrating piece | Mitsuo Tomiyama, Takashi Kobayashi | 2012-01-31 |
| D648288 | Quartz crystal | — | 2011-11-08 |
| D647071 | Quartz crystal | — | 2011-10-18 |
| D646656 | Quartz crystal | — | 2011-10-11 |
| 8032997 | Manufacturing method for a piezoelectric vibrator | Masashi Numata, Kiyoshi Aratake, Osamu Onitsuka, Junya Fukuda | 2011-10-11 |
| D646648 | Quartz crystal | — | 2011-10-11 |
| D646649 | Quartz crystal | — | 2011-10-11 |
| D646650 | Quartz crystal | — | 2011-10-11 |
| D646651 | Quartz crystal | — | 2011-10-11 |
| D646652 | Quartz crystal | — | 2011-10-11 |
| D646653 | Quartz crystal | — | 2011-10-11 |
| D646654 | Quartz crystal | — | 2011-10-11 |