Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7536094 | Focus detection apparatus and image taking apparatus | — | 2009-05-19 |
| 7512330 | Focus state detection apparatus and optical instrument | — | 2009-03-31 |
| 7412159 | Image pickup apparatus and defocus amount correction value calculation method | — | 2008-08-12 |
| 6785468 | Distance measurement and photometry apparatus | Minoru Takasaki | 2004-08-31 |
| 6694097 | Distance measuring device, focus detector, and camera including plural sensors and controller for selectively providing power to sensors and respective processing circuits | Takanobu Tsunemiya, Koji Oshima, Yasuhiro Harada | 2004-02-17 |
| 6633730 | Rangefinder device and camera incorporating the same | — | 2003-10-14 |
| 6522394 | Rangefinder device and camera | — | 2003-02-18 |