Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6911820 | Phase detection device, dial type detection device, and phase detection method | — | 2005-06-28 |
| 5122869 | Video signal processing apparatus | Norihide Kinugasa, Hikaru Masui, Yoshimitsu Saka, Koichi Yoshimura, Narutoshi Kanazawa | 1992-06-16 |