Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9883291 | Portable terminal | Tooru Takahashi, Satoru Iwasaki, Yasuhito Fujii | 2018-01-30 |
| 9590162 | Piezoelectric vibration component and portable terminal | Yasuhito Fujii, Satoru Iwasaki, Kenji Yamakawa | 2017-03-07 |
| 9583692 | Piezoelectric vibration device and portable terminal using the same | Kenji Yamakawa, Satoru Iwasaki | 2017-02-28 |
| 9318688 | Piezoelectric vibration element, piezoelectric vibration device, and portable terminal | Yasuhito Fujii, Satoru Iwasaki, Kenji Yamakawa | 2016-04-19 |
| 9257631 | Piezoelectric vibration element, piezoelectric vibration device, and portable terminal | Yasuhito Fujii, Satoru Iwasaki, Kenji Yamakawa | 2016-02-09 |
| 9219222 | Vibration device and portable terminal employing the same | Satoru Iwasaki, Tooru Takahashi, Yasuhito Fujii | 2015-12-22 |
| 9070864 | Piezoelectric vibration device and portable terminal using the same | Kenji Yamakawa, Satoru Iwasaki | 2015-06-30 |
| 5648012 | Piezoelectric ceramic composition | Makoto Higashibeppu, Tomohiro Kawamoto, Tomonori Eguchi, Kenichi Yoshimura, Katsuhiko Onitsuka | 1997-07-15 |