Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8608372 | Portable timepiece | Hideaki Koshoji, Shuichi Suzuki | 2013-12-17 |
| 7942574 | Portable watch | Yoshio Hozumi | 2011-05-17 |
| 7490979 | Timepiece | Haruki Hiranuma, Yoshio Hozumi | 2009-02-17 |
| 7399114 | Timepiece having glass and edge member removable as a unit | Haruki Hiranuma | 2008-07-15 |