Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6912181 | Electronic timepiece with controlled date display updating | Akihiko Maruyama | 2005-06-28 |
| 6909222 | Piezoelectric actuator, and timepiece and portable equipment having the same | — | 2005-06-21 |
| 6841919 | Piezoactuator and drive circuit therefor | Hidehiro Akahane, Makoto Furuhata | 2005-01-11 |