Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7330570 | Face collation apparatus and biometrics data collation apparatus | Mihoko Takahashi, Takuya Kuroda | 2008-02-12 |
| 7284698 | Gate system | — | 2007-10-23 |
| 5191572 | Optical recording and playback system of dual light source type | Keiichi Tsutsui, Kazuo Tsuboi | 1993-03-02 |
| 5179268 | Apparatus for detecting inclination of an optical card | Kouji Nitto, Yoshihito Koshiba, Kazuo Tsuboi, Keiichi Tsutsui | 1993-01-12 |