Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6456386 | Image forming system including sorter unit | Masao Watanabe, Masatoshi Yaginuma, Katsunari Suzuki, Hirokazu Kodama | 2002-09-24 |
| 6128106 | Sheet conveying apparatus | Masao Watanabe, Masatoshi Yaginuma, Hirokazu Kodama | 2000-10-03 |
| 5917620 | Image reading apparatus | Noriyoshi Chizawa, Yasuhiro Takiyama, Tadashi Takahashi | 1999-06-29 |
| 5913015 | Image forming system including sorter unit | Masao Watanabe, Masatoshi Yaginuma, Katsunari Suzuki, Hirokazu Kodama | 1999-06-15 |
| 5850478 | Image forming apparatus | Katsunari Suzuki, Masao Watanabe, Masatoshi Yaginuma | 1998-12-15 |
| 5848320 | Copying apparatus capable of handling original having protruding portion | Masatoshi Yaginuma, Hiroyuki Ichikawa, Hideaki Shimizu, Masao Watanabe, Hiroyuki Yaguchi +5 more | 1998-12-08 |
| 5841554 | Image pickup apparatus | — | 1998-11-24 |
| 5784101 | Image reading apparatus having charge transfer means between the plurality of lines of photoelectric conversion means | — | 1998-07-21 |
| 5748335 | Image reading apparatus with A/D conversion and adjustment thereof | Toshio Honma, Nobuo Matsuoka, Yasumichi Suzuki, Hiroshi Itagaki, Kenji Sasahara | 1998-05-05 |
| 5691827 | Image processing apparatus for converting a color image into a pattern image with a line having a width which is equal to or less than a predetermined width not being converted | Masafumi Kamei, Yoshiyuki Suzuki, Hiroyuki Ichikawa, Yoshihiro Funamizu, Akio Itoh +1 more | 1997-11-25 |
| 5612792 | Image processing method and apparatus for outputting a pattern image in accordance with the color and density level of each color of the output polychromatic image | Hiroyuki Ichikawa, Hiroshi Ohmura, Keizo Isemura, Yoshinobu Aiba | 1997-03-18 |
| 5596427 | Image reading apparatus with A/D conversion and adjustment thereof | Toshio Honma, Nobuo Matsuoka, Yasumichi Suzuki, Hiroshi Itagaki, Kenji Sasahara | 1997-01-21 |
| 5485288 | Image processing apparatus for converting a color image into a pattern image with a synthesized gradation image increasing in density closer to contour portions of the pattern image | Masafumi Kamei, Yoshiyuki Suzuki, Hiroyuki Ichikawa, Yoshihiro Funamizu, Akio Itoh +1 more | 1996-01-16 |
| 5475508 | Solid state color imager with on-chip color balance | Katsuyoshi Maeshima, Atsushi Takeda, Shinobu Arimoto | 1995-12-12 |
| 5438364 | Solid state color imager with on-chip color balance | Katsuyoshi Maeshima, Atsushi Takeda, Shinobu Arimoto | 1995-08-01 |
| 5408343 | Image processor in which colors in an original color image are identified as predetermined patterns on a monochromatic copy of the original | Takashi Sugiura, Hiroyuki Ichikawa, Hirohiko Tashiro | 1995-04-18 |
| 5361145 | Color image reading apparatus having correction means to correct for relative variations among image signals | — | 1994-11-01 |
| 5166784 | Original reading apparatus, having a filter, for reading a color original | Kenichi Suda, Nobuo Matsuoka | 1992-11-24 |
| 5121230 | Image reading apparatus having adjusting circuits for matching the level of and compensating for fluctuation among a plurality of sensing elements | Toshio Honma, Nobuo Matsuoka, Yasumichi Suzuki, Hiroshi Itagaki, Kenji Sasahara | 1992-06-09 |
| 4985760 | Color imager having varying filter aperture sizes to compensate for luminance differences between colors | Katsuyoshi Maeshima, Atsushi Takeda, Shinobu Arimoto | 1991-01-15 |
| 4974072 | Image reading apparatus having a plurality of line sensors and means for correcting crosstalk therebetween | — | 1990-11-27 |
| 4891690 | Color image reading apparatus with plural linear sensors which can read different lines of the image | Nobuo Matsuoka | 1990-01-02 |
| 4862286 | Image reading apparatus which adjusts image signals to improve signal balance | Kenichi Suda, Nobuo Matsuoka | 1989-08-29 |
| 4811047 | Image forming apparatus with means for recognizing an original condition | Masao Hosaka, Takashi Saito | 1989-03-07 |
| 4750048 | Image reading device | Mamoru Satoh | 1988-06-07 |