Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639874 | Pointer electronic timepiece, operating method and control program thereof | Akihiko Maruyama | 2003-10-28 |
| 6584043 | Electronically controlled mechanical watch and method of preventing overcharge | Kunio Koike, Hidenori Nakamura | 2003-06-24 |