Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8843009 | Image forming apparatus having a transfer member mount accommodating multiple different sizes of transfer members | Kazuki Yogosawa, Satoru Uchida, Takeshi Fukao, Takuya Sekine, Hiroki Matsuura +1 more | 2014-09-23 |
| 8219000 | Image forming apparatus capable of effectively performing a maintenance operation | Kazuosa Kuma, Mitsuru Takahashi, Kazuchika Saeki, Takeshi Fukao, Tsutomu Katoh | 2012-07-10 |
| 7933546 | Lubricant applying device and image forming apparatus | Takeshi Fukao, Mitsuru Takahashi, Kazuchika Saeki, Kazuosa Kuma, Tsutomu Katoh | 2011-04-26 |
| 7800335 | Method, apparatus, and program for driving a motor in a feedback control system, capable of suppressing motor oscillation | Toshiyuki Andoh, Tadashi Shinohara, Yuuji Matsuda, Kazuhiko Kobayashi, Masato Yokoyama +3 more | 2010-09-21 |
| 7627268 | Image forming apparatus capable of providing a stable belt movement in a belt unit | Tsutomu Katoh, Mitsuru Takahashi, Kazuchika Saeki, Kazuosa Kuma, Takeshi Fukao | 2009-12-01 |
| 7609998 | Transfer unit and image forming apparatus | Tsutomu Katoh, Mitsuru Takahashi, Kazuchika Saeki, Kazuosa Kuma, Takeshi Fukao | 2009-10-27 |
| 7509074 | Method and apparatus for image forming capable of effectively reducing unevenness of density and color displacement of images | Masato Yokoyama, Toshiyuki Ando, Kazuhiko Kobayashi, Tadashi Shinohara, Yuuji Matsuda +4 more | 2009-03-24 |
| 7454150 | Image forming apparatus having a resist rotary member | Hiromichi Matsuda, Toshiyuki Andoh, Masato Yokoyama, Kazuhiko Kobayashi, Yuji Matsuda +3 more | 2008-11-18 |
| 7386262 | Belt driving control apparatus and image forming apparatus which uses a moving average process and a revolution average process | Hiroshi Okamura, Yuji Matsuda, Hiromichi Matsuda, Toshiyuki Andoh, Ryoji Imai +3 more | 2008-06-10 |
| 7376375 | Belt-drive control device, color-shift detecting method, color-shift detecting device, and image forming apparatus | Kazuhiko Kobayashi, Hiromichi Matsuda, Toshiyuki Andoh, Ryoji Imai, Yuji Matsuda +3 more | 2008-05-20 |
| 7373093 | Apparatus and method for color image forming, and computer program product for driver controller | Tadashi Shinohara, Masata Yokoyama, Kazuhiko Kobayashi, Yohei Miura, Toshiyuki Yakahashi +3 more | 2008-05-13 |
| 7330009 | Method, apparatus, and program for driving a motor in a feedback control system, capable of suppressing motor oscillation | Toshiyuki Andoh, Tadashi Shinohara, Yuuji Matsuda, Kazuhiko Kobayashi, Masato Yokoyama +3 more | 2008-02-12 |
| 7257339 | Method and apparatus for image forming capable of effectively reducing unevenness of density and color displacement of images | Masato Yokoyama, Toshiyuki Ando, Kazuhiko Kobayashi, Tadashi Shinohara, Yuuji Matsuda +4 more | 2007-08-14 |
| 7251444 | Apparatus for controlling driving of endless belt, and image forming apparatus | Yuji Matsuda, Hiromichi Matsuda, Toshiyuki Andoh, Ryoji Imai, Hiroshi Okamura +3 more | 2007-07-31 |
| 7110700 | Belt driving controller, process cartridge, and image forming apparatus | Toshiyuki Andoh, Yasumori Nagahara, Tadashi Shinohara, Yuuji Matsuda, Kazuhiko Kobayashi +4 more | 2006-09-19 |
| 6949896 | Apparatus for and method of driving motor to move object at a constant velocity | Toshiyuki Andoh, Hiromichi Matsuda, Makoto Komatsu, Tadashi Shinohara, Yuuji Matsuda +5 more | 2005-09-27 |
| 6295438 | Method and apparatus for forming an image capable of supplying a proper amount of a lubricant to each image forming section | Takatsugu Fujishiro, Nobuhiko Umezawa, Atsushi Takehara, Masayuki Ueda | 2001-09-25 |
| 6125243 | Toner replenishing and developer replacing device for a developing unit of an image forming apparatus | Hisashi Shoji, Kiyotaka Ohta, Tsukuru Kai, Kiyonori Tsuda, Satoshi Hatori | 2000-09-26 |
| 5999773 | Image forming apparatus and cleaning method for contact-charging member | Kei Yasutomi, Hidetoshi Yano, Masako Yoshii | 1999-12-07 |
| 5915155 | Toner replenishing and developer replacing device for a developing unit of an image forming apparatus | Hisashi Shoji, Kiyotaka Ohta, Tsukuru Kai, Kiyonori Tsuda, Satoshi Hatori | 1999-06-22 |
| 5774772 | Toner cartridge having a toner stirring member | Tsukuru Kai, Yoshiko Ishii | 1998-06-30 |
| 5638159 | Developing unit for an image forming apparatus and method of collecting bicomponent developer therefrom | Tsukuru Kai, Nobuo Iwata, Hidetoshi Yano, Yasushi Nakazato, Satoshi Muramatsu +2 more | 1997-06-10 |
| 5619316 | Image forming apparatus | Hisashi Shoji, Hidetoshi Yano, Tsukuru Kai, Yoshiko Ishii, Masako Suzuki +1 more | 1997-04-08 |
| 5606408 | Image forming apparatus and cleaning device therefor | Hidetoshi Yano, Hisashi Shoji, Tsukuru Kai, Osamu Endo, Yoshiko Ishii +5 more | 1997-02-25 |
| 5598254 | Cartridge for replenishing two-ingredient developer to an image forming apparatus and a replenishing device using the same | Masumi Ikesue, Tsukuru Kai, Hidetoshi Yano | 1997-01-28 |