Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6930440 | Tuning fork type crystal unit and bar type crystal unit | Akio Chiba, Minoru Ishihara | 2005-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6930440 | Tuning fork type crystal unit and bar type crystal unit | Akio Chiba, Minoru Ishihara | 2005-08-16 |