Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10676306 | Sheet discharge device and image forming apparatus including the same | Masahiko Fujita, Masaharu Kimura, Noriaki Taguchi, Yuji Sawa | 2020-06-09 |
| 10087030 | Sheet discharge device and image forming apparatus including the same | Masahiko Fujita, Masaharu Kimura, Noriaki Taguchi, Yuji Sawa | 2018-10-02 |
| 10001740 | Curl correcting apparatus and image forming apparatus | Takenori Ohtoshi, Yoshitaka Matsumoto, Sohichi Takata, Junya Masuda | 2018-06-19 |
| 8948624 | Fixing device and image forming apparatus provided with fixing device | Kan Mukai | 2015-02-03 |
| 8107873 | Image forming apparatus conveying sheets based on previously conveyed sheets | Shinji Nakazawa | 2012-01-31 |
| 8032041 | Image forming apparatus | Hidetoshi Atsumi, Junko Yabuta, Tatsuya Inoue, Shinji Nakazawa, Shuhji Fujii +2 more | 2011-10-04 |
| 8027600 | Apparatus for image formation | Yoshiaki Hiramoto, Naoaki Kurimoto | 2011-09-27 |
| 7857308 | Off-center adjustment apparatus | Shinji Nakazawa | 2010-12-28 |
| 7604233 | Movable paper guide of image forming apparatus | Shinji Nakazawa | 2009-10-20 |
| 7551886 | Image forming device | Hiroshi Kida, Tatsuya Inoue | 2009-06-23 |
| 7460800 | Image forming apparatus with adaptive pre-processing and post-processing based on usage history | Hirokazu Yamauchi, Toshiki Takiguchi, Tatsuya Inoue, Kazuhiro Matsuyama | 2008-12-02 |
| 7251432 | System for collecting an unfixed developer with an airflow | Masanobu Deguchi, Hiroshi Kida | 2007-07-31 |
| 7210680 | Sheet conveying apparatus and image forming apparatus using the same | Tatsuya Inoue, Mitsuo Matsuda | 2007-05-01 |
| 7167663 | Sheet feeding device and image forming apparatus | Tatsuya Inoue, Shinji Nakazawa, Shuhji Fujii, Nobuyuki Ueda | 2007-01-23 |
| 7031639 | Open/close mechanism and image forming apparatus using the same | Junya Masuda, Tatsuya Inoue, Shinji Nakazawa | 2006-04-18 |
| 6219507 | Image processing apparatus with attachable/detachable functional units | Tatsuya Inoue, Hiroyuki Nagao, Shinji Sugita, Hiranaga Yamamoto | 2001-04-17 |
| 6188857 | Imaging forming apparatus provided with photoreceptor unit with internal gear unit, the protector unit with internal gear, and internal gear unit | Toshio Yamanaka, Yasuji Yamauchi, Yasuo Kitabatake, Hideaki Kadowaki, Yoshikazu Harada | 2001-02-13 |
| 6161446 | Image forming apparatus provided with photoreceptor unit with internal gear unit, the photoreceptor unit with internal gear, and internal gear unit | Toshio Yamanaka, Yasuji Yamauchi, Yasuo Kitabatake, Hideaki Kadowaki, Yoshikazu Harada | 2000-12-19 |
| 6014920 | Paper-punching device for use in a image-forming apparatus | Yasuji Yamauchi, Toshio Yamanaka, Masafumi Okumura, Masashi Hirai, Kyousuke Taka +2 more | 2000-01-18 |
| 5927148 | Image forming apparatus equipped with photoreceptor having an internal gear | Toshio Yamanaka, Yasuji Yamauchi, Yasuo Kitabatake, Hideaki Kadowaki, Yoshikazu Harada | 1999-07-27 |
| 5839336 | Paper-punching device for use in an image-forming apparatus | Yasuji Yamauchi, Toshio Yamanaka, Masafumi Okumura, Masashi Hirai, Kyousuke Taka +2 more | 1998-11-24 |