Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7847226 | Focus detection device and method with honeycomb lens array and imaging device | — | 2010-12-07 |
| 7825981 | High-polymer optical low-pass filter, method for producing high-polymer optical low-pass filter, and digital camera | Takashi Matsubara | 2010-11-02 |
| 7796181 | Color temperature conversion element, color temperature conversion device and illuminator | — | 2010-09-14 |
| 7705907 | Image display apparatus and camera capable of having an electronic image superimposed on an optical image | — | 2010-04-27 |
| 7702237 | Observation device, camera and observation method | — | 2010-04-20 |
| 7652710 | Camera with photometric function and optical element for camera | Masachika Watanabe, Yasuyuki Oyagi, Norihisa Moriya | 2010-01-26 |
| 6975810 | Focal point detection device and camera | — | 2005-12-13 |
| 6973264 | Focal point detection apparatus, focusing system, camera, and focal point detection method | — | 2005-12-06 |
| 6757077 | Three-dimensional image making apparatus for forming a relief configuration of an object | — | 2004-06-29 |
| 6556179 | Display device and camera having the display device | Toshimi Watanabe, Itaru Homma, Takehiko Ueda | 2003-04-29 |
| 6493049 | PDLC display device including first electrode pattern and second electrode pattern disposed adjoiningly to the first via a boundary area | — | 2002-12-10 |
| 6226461 | Macromolecular liquid crystal element used in a diffusion plate | Itaru Homma | 2001-05-01 |
| 6051444 | Method of manufacture of liquid crystal display device having characteristics which differ locally | Toshimi Watanabe, Itaru Homma, Takehiko Ueda | 2000-04-18 |
| 5937216 | Focal adjustment apparatus for a camera | Itaru Homma, Yosuke Kusaka | 1999-08-10 |
| 5860032 | Autofocus device of a camera and method | — | 1999-01-12 |
| 5787314 | Automatic focusing device | — | 1998-07-28 |
| 5745804 | Automatic focus device | — | 1998-04-28 |
| 5625434 | Automatic focus device and method | — | 1997-04-29 |
| 5614983 | Automatic focus device and method | Shozo Yamano | 1997-03-25 |
| 5497209 | Automatic focusing device and automatic focusing method | — | 1996-03-05 |
| 5428414 | Apparatus for measuring the refractive power of an optical system | — | 1995-06-27 |
| 5349433 | Automatic lensmeter | — | 1994-09-20 |
| 5030003 | Apparatus for measuring optical characteristic of spectacles | Yasuyuki Aikawa | 1991-07-09 |
| 4779979 | Automatic lens meter | — | 1988-10-25 |