Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7848692 | Neutralization unit and image forming apparatus having a neutralization unit for removing electric charge | Mitsuru Takahashi, Tsutomu Katoh, Takeshi Fukao, Yoshiharu Kishi, Kazuosa Kuma | 2010-12-07 |
| 7813683 | Belt detaching device and image forming apparatus including belt detaching device | Masaharu Furuya, Toshitaka Yamaguchi, Takahiro Nakayama, Takuya Sekine | 2010-10-12 |
| 7627268 | Image forming apparatus capable of providing a stable belt movement in a belt unit | Tsutomu Katoh, Mitsuru Takahashi, Kazuosa Kuma, Nobuto Yokokawa, Takeshi Fukao | 2009-12-01 |
| 7609998 | Transfer unit and image forming apparatus | Tsutomu Katoh, Mitsuru Takahashi, Nobuto Yokokawa, Kazuosa Kuma, Takeshi Fukao | 2009-10-27 |
| 7555236 | Image forming method and apparatus for effectively performing a cleaning operation of a transfer member | — | 2009-06-30 |
| 7519303 | Image forming apparatus with color shift correction | — | 2009-04-14 |
| 7509073 | Image forming apparatus and belt unit | Tsutomu Katoh, Mitsuru Takahashi, Kazuosa Kuma, Takeshi Fukao, Yoshiharu Kishi | 2009-03-24 |
| 7502583 | Transfer device and image forming apparatus for enhancement of an image stored on a recording medium | Yuuji Sawai, Ryuuichi Minbu, Atsushi Tano | 2009-03-10 |
| 7499665 | Belt device including an annular belt, and an image forming apparatus for detection of rotational angular speed or rotational angular displacement | Kazuosa Kuma, Mitsuru Takahashi, Tsutomu Katoh, Takeshi Fukao, Yoshiharu Kishi | 2009-03-03 |
| 7424233 | Image forming apparatus for forming images with at least two process speeds | — | 2008-09-09 |
| 7277657 | Cleaning device and image forming apparatus including the cleaning device that controls occurrences of background fouling and abnormal image | Satoru Uchida, Kiyoshi Horikawa, Hiroyoshi Haga | 2007-10-02 |
| 6336025 | Intermediate transfer belt, method of producing intermediate transfer belt, and image forming apparatus using the same intermediate transfer belt | — | 2002-01-01 |