Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7985348 | Piezoelectric ceramic composition | Takeo Tsukada | 2011-07-26 |
| 7973456 | Piezoelectric ceramic and piezoelectric element employing it | Daisuke Tanaka | 2011-07-05 |
| 7944126 | Piezoelectric ceramic, vibrator and ultrasonic motor | Daisuke Tanaka, Takeo Tsukada | 2011-05-17 |
| 7901590 | Piezoelectric ceramic composition | Takeo Tsukada | 2011-03-08 |