Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11378905 | Color registration by varying rotational speed of photosensitive drum | Jaeil Yu, Sangbum Woo, Sungdae Kim, Sooyong Kim, Youngwan Cho | 2022-07-05 |
| 9772809 | Printed matter delivery system, image forming apparatus, and printed matter delivery apparatus | Kazunori Bannai, Katsunori Shoji, Daisuke Maeda, Yusuke Funayama, Keiichi Serizawa +2 more | 2017-09-26 |
| 9121477 | Driving device and image forming apparatus including the driving device | Yasuhiro Maehata, Hiromichi Matsuda, Katsuaki Miyawaki | 2015-09-01 |
| 8948679 | Sheet conveyance device and image forming apparatus including same | Hiroaki Murakami, Noriaki Funamoto, Tetsuji Nishikawa, Yasuhiro Maehata, Jun Yasuda +1 more | 2015-02-03 |
| 8447212 | Image forming apparatus | Noriaki Funamoto, Tetsuji Nishikawa, Yasuhiro Maehata, Jun Yasuda | 2013-05-21 |
| 8346111 | Image forming device | Yasuhiro Maehata, Noriaki Funamoto, Tetsuji Nishikawa, Jun Yasuda, Hiroaki Murakami | 2013-01-01 |
| 8340552 | Image forming apparatus | Yasuhiro Maehata, Tetsuji Nishikawa, Masahiro Ishida, Noriaki Funamoto, Jun Yasuda | 2012-12-25 |
| 8331822 | Image forming apparatus and image forming method of effectively detecting a speed deviation pattern of the image forming apparatus | Kazuhiko Kobayashi, Joh Ebara, Kouji Amanai, Seiichi Handa, Yuji Matsuda +3 more | 2012-12-11 |
| 8295736 | Image forming apparatus | Noriaki Funamoto, Tetsuji Nishikawa, Yasuhiro Maehata, Jun Yasuda | 2012-10-23 |
| 8254813 | Multicolor imaging system | Noriaki Funamoto, Tetsuji Nishikawa, Yasuhiro Maehata, Jun Yasuda, Hiroaki Murakami | 2012-08-28 |
| 8095028 | Image forming apparatus and image forming method | Noriaki Funamoto, Jun Yasuda, Tetsuji Nishikawa, Yasuhiro Maehata | 2012-01-10 |
| 8064801 | Drive transmission device, and image forming apparatus and process cartridge using same | Keisuke Sugiyama, Toshiyuki Uchida, Noriaki Funamoto | 2011-11-22 |
| 8010019 | Image forming apparatus | Noriaki Funamoto, Joh Ebara, Kazuhiko Kobayashi, Keisuke Sugiyama, Toshiyuki Uchida | 2011-08-30 |
| 8010026 | Image forming system and method of detecting color misregistration | Kazuhiko Kobayashi, Joh Ebara, Toshiyuki Uchida, Noriaki Funamoto, Keisuke Sugiyama | 2011-08-30 |
| 7991326 | Image forming apparatus having enhanced controlling method for reducing deviation of superimposed images | Kazuhiko Kobayashi, Joh Ebara, Noriaki Funamoto, Seichi Handa, Yuji Matsuda | 2011-08-02 |
| 7937007 | Image forming apparatus and image forming method of effectively detecting a speed deviation pattern of the image forming apparatus | Kazuhiko Kobayashi, Joh Ebara, Kouji Amanai, Seiichi Handa, Yuji Matsuda +3 more | 2011-05-03 |
| 7885587 | Image forming apparatus with color shift correction suppressing periodic fluctuations of a surface moving speed of a latent image support | Hiromichi Matsuda, Toshiyuki Andoh, Kazuhiko Kobayashi, Noriaki Funamoto, Seiichi Handa | 2011-02-08 |
| 7778575 | Imaging apparatus adjusting a rotational stop phase based on a calculated rotational phase | Yuji Matsuda, Kazuhiko Kobayashi, Joh Ebara, Noriaki Funamoto, Seiichi Handa +1 more | 2010-08-17 |
| 7729024 | Color drift error correcting method and image forming apparatus | Kazuhiko Kobayashi, Joh Ebara, Noriaki Funamoto, Toshiyuki Uchida, Seiichi Handa +1 more | 2010-06-01 |
| 7697867 | Image forming apparatus with fluctuation-pattern detection and fine-tuning-pattern correction | Kazuhiko Kobayashi, Joh Ebara, Toshiyuki Uchida, Noriaki Funamoto, Keisuke Sugiyama | 2010-04-13 |
| 7693468 | Image forming apparatus capable of effectively forming a quality color image | Kazuhiko Kobayashi, Joh Ebara, Kouji Amanai, Seiichi Handa, Yuji Matsuda +3 more | 2010-04-06 |
| 7653332 | Image forming apparatus having enhanced controlling method for reducing deviation of superimposed images | Kazuhiko Kobayashi, Joh Ebara, Noriaki Funamoto, Seiichi Handa, Yuji Matsuda +3 more | 2010-01-26 |
| 7630657 | Method, apparatus, and program for image forming capable of effectively adjusting positional deviation | Kazuhiko Kobayashi, Joh Ebara, Seiichi Handa, Noriaki Funamoto, Toshiyuki Uchida +2 more | 2009-12-08 |
| 7606505 | Image forming method and apparatus capable of effectively performing charging operation | Hideo Kikuchi, Hiroshi Yoshizawa | 2009-10-20 |
| 7603061 | Image forming apparatus | Joh Ebara, Handa Seiichi, Matsuda Yuji, Kouji Amanai, Kobayashi Kazuhiko +3 more | 2009-10-13 |