Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7295788 | Image forming apparatus and process cartridge | Hiroshi Nakai, Yasuo Suzuki, Nozomu Tamoto, Takahiko Tokumasu, Kazahiko Watanabe +3 more | 2007-11-13 |
| 7293172 | Scrambling of image by randomizing pixel values | Takayuki Nishimura, Yasuyuki Nomizu, Hiroyuki Sakuyama, Junichi Hara, Takanori Yano +3 more | 2007-11-06 |
| 7280787 | Image forming apparatus | Yasuyuki Shinkai, Kiyoshi Sakai, Satoru Tomita, Mamoru Kiyota, Kohji Ichimiya +1 more | 2007-10-09 |
| 7251437 | Image formation apparatus having a body to be charged with specified properties and including the use of a protective material | Nozomu Tamoto, Tetsuro Suzuki, Yasuo Suzuki, Takahiko Tokumasu, Kazuhiko Watanabe +3 more | 2007-07-31 |
| 7245775 | Image processing apparatus for compositing images | Taku Kodama, Yasuyuki Nomizu, Junichi Hara, Toshio Miyazawa, Hiroyuki Sakuyama +3 more | 2007-07-17 |
| 7203431 | Abnormality determining method, abnormality determining apparatus, and image forming apparatus | Hisashi Shoji, Osamu Satoh, Masaaki Yamada, Shuji Hirai, Yoshinori Nakagawa +5 more | 2007-04-10 |
| 7110917 | Abnormality determining method, and abnormality determining apparatus and image forming apparatus using same | Hisashi Shoji, Satoshi Ouchi, Katsuaki Miyawaki, Osamu Satoh, Masaaki Yamada +6 more | 2006-09-19 |
| 7103301 | Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged | Kazuhiko Watanabe, Kazuhito Watanabe, Yasuo Suzuki, Nozomu Tamoto, Hiroshi Nakai +2 more | 2006-09-05 |
| 7082274 | Image forming apparatus with components removable in preselected direction and order | Masanori Saitoh, Nobuyuki Yanagawa | 2006-07-25 |
| 7058335 | Process cartridge and image forming apparatus with toner fed cleaning mode | Kenji Sugiura, Yasushi Nakazato, Takahiko Tokumasu, Kazuhito Watanabe, Noriyoshi Tarumi | 2006-06-06 |
| 7046387 | Efficient coding of color images including monochrome images | Takahiro Yagishita, Yukiko Yamazaki | 2006-05-16 |
| 6985634 | Image processing system for compressing image data including binary image data and continuous tone image data by a sub-band transform method with a high-compression rate | Yukiko Yamazaki, Takahiro Yagishita | 2006-01-10 |
| 6978109 | Image forming apparatus | Hisashi Shoji, Tsukuru Kai, Kei Yasutomi, Nobutaka Takeuchi, Hirokatsu Suzuki | 2005-12-20 |
| 6891554 | Method and device for writing control and image forming device | Yoshinobu Takeyama, Nobuyuki Yanagawa | 2005-05-10 |
| 6788811 | Coding apparatus, decoding apparatus, coding method, decoding method, amd computer-readable recording medium for executing the methods | Takahiro Yagishita, Yukiko Yamazaki | 2004-09-07 |
| 6757509 | Image forming apparatus | Hisashi Shoji, Tsukuru Kai, Kei Yasutomi, Nobutaka Takeuchi, Hirokatsu Suzuki | 2004-06-29 |
| 6725003 | Image forming apparatus having a supporting device for supporting imaging units | Yasuyuki Shinkai, Kiyoshi Sakai, Satoru Tomita, Mamoru Kiyota, Kohji Ichimiya +1 more | 2004-04-20 |
| 6714685 | Image processing system for compressing image data including binary image data and continuous tone image data by a sub-band transform method with a high-compression rate | Yukiko Yamazaki, Takahiro Yagishita | 2004-03-30 |
| 6707480 | Image formation unit including stored performance information | Minoru Ameyama, Satoru Tomita, Yasuyuki Shinkai, Katsuichi Ohta, Naoya Morohoshi +3 more | 2004-03-16 |
| 6704455 | Image processing system and image processing method | Yukiko Yamazaki, Takahiro Yagishita | 2004-03-09 |
| 6683990 | Image data encoding apparatus | Takahiro Yagishita | 2004-01-27 |
| 6674982 | Image forming apparatus including components mounted and/or dismounted in selected order | Masanori Saitoh, Nobuyuki Yanagawa | 2004-01-06 |
| 6603884 | Image processing system for compressing image data including binary image data and continuous tone image data by a sub-band transform method with a high-compression rate | Yukiko Yamazaki, Takahiro Yagishita | 2003-08-05 |
| 6571071 | Consumption information management apparatus, image formation apparatus, and consumption information management system | Yuichiro Kanoshima, Kohji Ichimiya, Satoshi Igari, Mamoru Kiyota, Yasuyuki Shinkai +1 more | 2003-05-27 |
| 6556707 | Method and apparatus for image processing for performing a color conversion | Takahiro Yagishita, Yukiko Yamazaki, Hiromi Okubo, Hiroyuki Shibaki, Hiroshi Ishii | 2003-04-29 |