Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9325292 | Piezoelectric device with a package including a convex part | Akitoshi Hara | 2016-04-26 |
| 8723401 | Piezoelectric device with a package including a convex part | Akitoshi Hara | 2014-05-13 |
| 8643254 | Piezoelectric device with a package including a convex part | Akitoshi Hara | 2014-02-04 |
| 8134283 | Vibrating element and vibrator | Akinori Yamada, Shuhei Yoshida | 2012-03-13 |
| 7859172 | Piezoelectric resonator, manufacturing method thereof and lid for piezoelectric resonator | Akitoshi Hara, Yukihiro Tonegawa | 2010-12-28 |
| 7714484 | Piezoelectric resonator and manufacturing method therefor | Akitoshi Hara, Yukihiro Tonegawa | 2010-05-11 |
| 7625123 | Hydrodynamic bearing device and spindle motor that makes use of same | Tsutomu Hamada | 2009-12-01 |
| 7541708 | Spindle motor | Tsutomu Hamada | 2009-06-02 |
| D580592 | Piezoelectric device | Akitoshi Hara, Yukihiro Tonegawa | 2008-11-11 |
| D580096 | Piezoelectric device | Akitoshi Hara, Yukihiro Tonegawa | 2008-11-04 |