Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6289254 | Parts selection apparatus and parts selection system with CAD function | Munenori Shimizu, Takanobu Ichiki, Motoaki Kato, Hideki Sawada, Katsuya Sato +4 more | 2001-09-11 |
| 5703694 | Image processing apparatus and method in which a discrimination standard is set and displayed | Yoshinori Ikeda, Hiroyuki Ichikawa, Mitsuru Kurita, Toshio Honma, Yoshiko Horie | 1997-12-30 |
| 5638183 | Image forming apparatus with selectively controlled resolution | Kazuhiko Hirooka | 1997-06-10 |
| 5574563 | Method and apparatus for forming images at different degrees of resolution | Kazuhiko Hirooka | 1996-11-12 |
| 5550638 | Feature detection with enhanced edge discrimination | Yoshinori Ikeda, Hiroyuki Ichikawa, Mitsuru Kurita, Toshio Honma, Yoshiko Horie | 1996-08-27 |
| 5473415 | Image forming apparatus having a converter for image data characteristics | Kenichi Suda, Kazuhiko Hirooka | 1995-12-05 |
| 5289270 | Image processing apparatus for performing density conversion | — | 1994-02-22 |
| 5283658 | Image forming apparatus with TTL to ECL conversion between reading and printing circuits | Masanori Sakai | 1994-02-01 |
| 5253082 | Image forming apparatus | Hitoshi Arai, Kazuhiko Hirooka | 1993-10-12 |
| 5239383 | Image processing apparatus capable of image editing | Yoshinori Ikeda, Hiroyuki Ichikawa, Mitsuru Kurita, Toshio Honma, Yoshiko Horie | 1993-08-24 |
| 5119185 | Image processing apparatus including a minimum value signal detector unit | Yoshinori Ikeda, Hiroyuki Ichikawa, Mitsuru Kurita, Toshio Honma, Yoshiko Horie | 1992-06-02 |
| 5113252 | Image processing apparatus including means for performing electrical thinning and fattening processing | Yoshiko Horie, Yoshinori Ikeda, Hiroyuki Ichikawa, Mitsuru Kurita, Toshio Honma | 1992-05-12 |
| 5081528 | Image forming apparatus | Hitoshi Arai, Kazuhiko Hirooka, Toshio Honma, Kenichi Takeda | 1992-01-14 |
| 5077605 | Color image reading apparatus having shading correction for plural color component signals | Yoshinori Ikeda, Tadashi Yoshida, Shunichi Abe, Nobuo Matsuoka, Mitsuo Akiyama +1 more | 1991-12-31 |
| 5040031 | Image processing apparatus which can control output to multiple devices to accommodate differing operating timing of those devices | — | 1991-08-13 |
| 4989039 | Image forming apparatus responsive to environmental conditions | Kenichi Suda, Kazuhiko Hirooka | 1991-01-29 |
| 4987484 | Halftone image signal processing apparatus in which pixels of a dither threshold pattern are each divided into an operator-selected number of micropixels | Yoshinori Ikeda, Tadashi Yoshida, Shunichi Abe, Nobuo Matsuoka, Mitsuo Akiyama +1 more | 1991-01-22 |
| 4905079 | Color image processing apparatus for processing separated color signals | — | 1990-02-27 |
| 4745466 | Digital color image processing apparatus with color masking processing unit addressed by a plurality of multi-bit color component signals using various combinations of the bits of the signals | Tadashi Yoshida, Shunichi Abe, Nobuo Matsuoka, Yoshinori Ikeda, Mitsuo Akiyama +1 more | 1988-05-17 |
| 4739397 | Image processing apparatus in which the operating mode of either a color or monochromatic image data processing means is set by command data prior to receipt of either color or monochromatic image data | — | 1988-04-19 |
| 4734787 | Original reader | — | 1988-03-29 |
| 4697915 | Image forming apparatus with detecting and controlling means | Akio Ohno, Kazuhiko Hirooka, Yasushi Murayama | 1987-10-06 |
| 4691114 | Original reader with variable magnification and time delay | Shizuo Hasegawa | 1987-09-01 |
| 4679073 | Color image reading apparatus with white balance system for controlling the intensity of a light source illuminating a color document | — | 1987-07-07 |
| 4615612 | Color image forming apparatus | Akio Ohno, Yasushi Murayama, Kazuhiko Hirooka | 1986-10-07 |