Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6949870 | Tuning fork-type crystal vibrator | Kozo Ono, Shingo Kawanishi | 2005-09-27 |
| 6930440 | Tuning fork type crystal unit and bar type crystal unit | Akio Chiba, Tamotsu Kurosawa | 2005-08-16 |