Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7715280 | Electronic clock | Akiyoshi Murakami, Masahiko Hitomi, Yoichi Nagata | 2010-05-11 |
| 7113452 | Electronic timepiece | Kenji Fujita, Akiyoshi Murakami, Haruhiko Higuchi | 2006-09-26 |
| 7009914 | Electronic clock | Haruhiko Higuchi, Akiyoshi Murakami | 2006-03-07 |