Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9336967 | Switch device and timepiece | Naohiko Sakurazawa, Hajime Iguchi | 2016-05-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9336967 | Switch device and timepiece | Naohiko Sakurazawa, Hajime Iguchi | 2016-05-10 |