Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7408291 | Piezoelectric oscillator, manufacturing method thereof, and electronic device | Yugo Koyama, Katsuhiko Miyazaki, Kazuhiko Shimodaira | 2008-08-05 |
| 7123107 | Piezoelectric oscillator, manufacturing method thereof, and electronic device | Yugo Koyama, Katsuhiko Miyazaki, Kazuhiko Shimodaira | 2006-10-17 |
| 7057331 | Piezoelectric oscillator, portable telephone unit using piezoelectric oscillator, and electronic equipment using piezoelectric oscillator | Kazuhiko Shimodaira, Yugo Koyama, Katsuhiko Miyazaki | 2006-06-06 |
| 5745012 | Voltage-controlled oscillator having a semiconductor integrated circuit, a piezoelectrics resonator and a diode and variable-capacitance diode | Manabu Oka, Masayuki Kikushima, Kazuhiko Shimodaira | 1998-04-28 |
| 5631609 | Piezoelectric oscillator, voltage-controlled oscillator and production method thereof | Manabu Oka, Masayuki Kikushima, Kazuhiko Shimodaira | 1997-05-20 |