Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8446642 | Image processing apparatus | Atsushi Togami, Tomoyuki Yoshida, Takeharu Tone, Shuji Kimura, Takumi Nozawa +7 more | 2013-05-21 |
| 8059285 | Image forming apparatus, image processing unit, image processing method, and recording medium having image processing control program with task management | Akira Murakata, Hiroyuki Kawamoto, Takumi Nozawa, Satoshi Ohkawa, Toshimi Yamamura +8 more | 2011-11-15 |
| 7692816 | Image processing apparatus, image processing method, and computer product | Hiroyuki Kawamoto, Atsushi Togami, Toshimi Yamamura, Satoshi Ohkawa, Yasunobu Shirata +4 more | 2010-04-06 |
| 7664320 | Image processing apparatus, image processing method, and computer product | Tomoyuki Yoshida, Hiroyuki Kawamoto, Takeharu Tone, Shuji Kimura, Atsushi Togami +7 more | 2010-02-16 |
| 6272248 | Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system | Takashi Saitoh, Hiroshi Takahashi, Yoshio Kaneko, Shigeo Kurotaka, Kyoji Omi +11 more | 2001-08-07 |
| 6271938 | Image processing device | — | 2001-08-07 |
| 5751854 | Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system | Takashi Saitoh, Hiroshi Takahashi, Yoshio Kaneko, Shigeo Kurotaka, Kyoji Omi +11 more | 1998-05-12 |
| 5659628 | Special-document discriminating apparatus and managing system for image forming apparatus having a special-document discriminating function | Michiyoshi Tachikawa, Shigeo Kurotaka, Takeshi Ukai, Yukio Sakano, Kouji Ishigaki +4 more | 1997-08-19 |
| 5652803 | Special-document discriminating apparatus and managing system for image forming apparatus having a special-document discriminating function | Michiyoshi Tachikawa, Shigeo Kurotaka, Takeshi Ukai, Yukio Sakano, Kouji Ishigaki +4 more | 1997-07-29 |
| 5444518 | Image forming apparatus which adds identification information to recorded images to prevent forgery | Tadato Hashiguchi, Michiyoshi Tachikawa, Takeshi Ukai, Yoshio Kaneko, Hiroshi Takahashi +5 more | 1995-08-22 |
| 5283664 | Apparatus for converting and processing input bi-level image data and faithfully rendering tones, colors, and edges | Tetsuo Fujisawa, Yukio Sakano | 1994-02-01 |