Issued Patents All Time
Showing 101–120 of 120 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034806 | Image processing apparatus and method | Koichi Katoh, Mitsuru Kurita, Hiroyuki Ichikawa | 1991-07-23 |
| 5032928 | Image processing apparatus | Masanori Sakai, Hiroyuki Horii, Takayuki Komine, Yasumichi Suzuki, Toshio Honma | 1991-07-16 |
| 5031034 | Image forming and processing apparatus with identification of character portions of images | Masatomo Shimizu, Tetsuya Ohnishi | 1991-07-09 |
| 5021876 | Image processing apparatus with real-time texture processing | Mitsuru Kurita, Yasumichi Suzuki, Koichi Katoh, Hiroyuki Ichikawa, Toshiyuki Kitamura +1 more | 1991-06-04 |
| 4987484 | Halftone image signal processing apparatus in which pixels of a dither threshold pattern are each divided into an operator-selected number of micropixels | Tadashi Yoshida, Kimiyoshi Hayashi, Shunichi Abe, Nobuo Matsuoka, Mitsuo Akiyama +1 more | 1991-01-22 |
| 4982277 | Color image processing apparatus | Koichi Katoh, Mitsuru Kurita, Hiroyuki Ichikawa | 1991-01-01 |
| 4969053 | A color film reading apparatus providing high-gradation color signals | Kenichi Outa, Yasumichi Suzuki | 1990-11-06 |
| 4933776 | Image processing method and apparatus therefor | — | 1990-06-12 |
| 4922335 | Color film reading apparatus providing high-gradation color signals | Kenichi Outa, Yasumichi Suzuki | 1990-05-01 |
| 4873570 | Color image processing apparatus for selectively altering image colors | Yasumichi Suzuki, Koichi Katoh, Tetsuya Ohnishi, Toshihiro Kadowaki, Toshio Honma | 1989-10-10 |
| 4847654 | Image forming apparatus for processing different areas on an original in different ways | Toshio Honma, Yasumichi Suzuki | 1989-07-11 |
| 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, Kimiyoshi Hayashi, Shunichi Abe, Nobuo Matsuoka, Mitsuo Akiyama +1 more | 1988-05-17 |
| 4734762 | Color image reading apparatus with a plurality of line sensors in which a white balance operation is performed by determining amplifier gains while reading a white reference plate | Takao Aoki, Mitsuhiro Tokuhara | 1988-03-29 |
| 4682190 | Image processing apparatus for combining image and character data | — | 1987-07-21 |
| 4680646 | Image forming device for reproducing a half-tone image | Takao Aoki | 1987-07-14 |
| 4667227 | Color image reading apparatus | — | 1987-05-19 |
| 4653111 | Image data monitor apparatus | Yoshinobu Mita | 1987-03-24 |
| 4642681 | Color image processing apparatus for generating color output signals and a black output signal in a mutually exclusive manner | — | 1987-02-10 |
| 4590514 | Color image processing apparatus | Nobuo Matsuoka | 1986-05-20 |
| 4462680 | Apparatus for controlling toner density | — | 1984-07-31 |