Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821014 | Rotating-type bezel apparatus and portable timepiece having rotating-type bezel apparatus | Haruki Hiranuma, Hisamitsu Yoshikawa | 2004-11-23 |
| 6788623 | Wrist watch | Haruki Hiranuma, Isao Ajiro | 2004-09-07 |