Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7952810 | Zoom lens system, imaging device and camera | Takakazu Bito, Keiki Yoshitsugu | 2011-05-31 |
| 7952812 | Zoom lens system, imaging device and camera | Takakazu Bito, Keiki Yoshitsugu | 2011-05-31 |
| 7941767 | Photomask management method and photomask wash limit generating method | Hidefumi Mukai, Yukiyasu Arisawa, Toshiya Kotani | 2011-05-10 |