Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6917142 | Piezoelectric oscillator, portable telephone using a piezoelectric oscillator, and electronic device using a piezoelectric oscillator | Yugo Koyama, Manabu Oka | 2005-07-12 |