Issued Patents All Time
Showing 1–25 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9179049 | Optical device and single lens reflex camera | Naohito Sasaki | 2015-11-03 |
| 8072508 | Photographing apparatus having first and second operation devices | Tadahisa Ohkura | 2011-12-06 |
| 7961250 | Photographing apparatus having an exposure mode selection function | Tadahisa Ohkura, Toshihiro Hamamura | 2011-06-14 |
| 7961245 | Image surface illuminance varying apparatus, exposure correcting apparatus, and exposure correcting method | — | 2011-06-14 |
| 7692708 | Photometric apparatus | — | 2010-04-06 |
| 7683410 | Image pickup device | — | 2010-03-23 |
| 6718134 | AF auxiliary light projector for AF camera | Masayuki Murata | 2004-04-06 |
| 6707997 | Flash control system | Yoshikazu Iida | 2004-03-16 |
| 6603928 | Photometry device | Yoshikazu Iida | 2003-08-05 |
| 6571058 | Photometry device | Yoshikazu Iida | 2003-05-27 |
| 6567617 | Photometry device with light and colorimetric sensors | Yoshikazu Iida | 2003-05-20 |
| 6556788 | Photometry device | Yoshikazu Iida | 2003-04-29 |
| 6535693 | Photometry device | Yoshikazu Iida | 2003-03-18 |
| 6510285 | Strobe control device | Yoshikazu Iida | 2003-01-21 |
| 6510284 | Photometry device for a camera including external light sensor | Yoshikazu Iida | 2003-01-21 |
| 6507709 | Photometry device | Yoshikazu Iida | 2003-01-14 |
| 6487372 | Photometry device | Yoshikazu Iida | 2002-11-26 |
| 6369380 | Light receiver unit having a light receiving element and a packaging cover | — | 2002-04-09 |
| 6229602 | Photometering apparatus | Tadahisa Ohkura | 2001-05-08 |
| 6222622 | Photometering apparatus for a camera | Tadahisa Ohkura | 2001-04-24 |
| 6108496 | Exposure control system for camera | — | 2000-08-22 |
| 6021006 | Optical system having composite prism | Etsuro Nishio, Yutaka Kamijo | 2000-02-01 |
| 6014273 | Photometering apparatus | Katsuki Machida | 2000-01-11 |
| 6014525 | Photometric device | Tadahisa Ohkura | 2000-01-11 |
| 5999753 | Single-lens reflex camera | Shigeru Iwamoto | 1999-12-07 |