Issued Patents All Time
Showing 26–50 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6301395 | Image processing apparatus that can appropriately enhance contour of an image | Junji Nishigaki, Koji Tsukada | 2001-10-09 |
| 6215512 | Image forming apparatus with image distortion correction system | Shoji Imaizumi, Hiroshi Sugiura | 2001-04-10 |
| 6198841 | Color image processor | Katsuhisa Toyama | 2001-03-06 |
| 6118895 | Image forming apparatus for distinguishing between types of color and monochromatic documents | Katsuhisa Toyama, Takayuki Nabeshima | 2000-09-12 |
| 6064494 | Image processor | Hiroyuki Suzuki, Toru Kasamatsu | 2000-05-16 |
| 5973802 | Image reproducing apparatus for forming either of a color image or a monochromatic image | Katsuhisa Toyama, Kazuhiro Ishiguro | 1999-10-26 |
| 5949963 | Image formation apparatus exposing photoconductor according to image density data to form image thereon | Katsuyuki Hirata, Kentaro Katori, Yoshinobu Hada, Hironobu Nakata | 1999-09-07 |
| 5867285 | Image processor | Hiroyuki Suzuki | 1999-02-02 |
| 5867634 | Image processor | Hiroyuki Suzuki, Toru Kasamatsu | 1999-02-02 |
| 5850293 | Image processor having a discriminator for discriminating an inside area and an outside area | Hiroyuki Suzuki | 1998-12-15 |
| 5734759 | Image reading apparatus for sequentially providing red, green and blue signals during prescan and for reversing the order during reading | Katsuhisa Toyama, Hiroyuki Suzuki | 1998-03-31 |
| 5726780 | Image processing apparatus | Hiroyuki Suzuki, Toru Kasamatsu | 1998-03-10 |
| 5657395 | Image processing device providing improved image data processing by converting original image into a plurality of pixels and analyzing density data of each pixel | — | 1997-08-12 |
| 5604825 | Image processing apparatus capable of varying magnification of images and method of using same | Katsuaki Tajima | 1997-02-18 |
| 5439534 | Method of manufacturing and applying heat treatment to a magnetic core | Masato Takeuchi, Hiroshi Ohmori, Masaru Yoshimura | 1995-08-08 |
| 5430559 | Image reading apparatus with improved output correction of image signal | — | 1995-07-04 |
| 5412489 | Shading correction having a line memory read which generates an average reference level from a plurality of lines of a reference plate | — | 1995-05-02 |
| 5398124 | Image processor | — | 1995-03-14 |
| 5357353 | Image forming apparatus | — | 1994-10-18 |
| 5345320 | Color image data processing apparatus comprising monochrome pixel detector | — | 1994-09-06 |
| 5327261 | Image reading apparatus capable of detecting paper size | Kunihiko Omura, Shigeru Moriya, Hiroya Sugawa, Katsuaki Tajima, Kaoru Tada | 1994-07-05 |
| 5257120 | Image processing apparatus | — | 1993-10-26 |
| 5253083 | Image reading apparatus having improved shading correction | — | 1993-10-12 |
| 5177623 | Image processing apparatus and method | — | 1993-01-05 |
| 5165071 | Digital color copying machine | Shigeru Moriya | 1992-11-17 |