Issued Patents All Time
Showing 51–68 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9250576 | Image forming apparatus | Yuji Kawaguchi, Masaru Ohno, Satoshi Takami, Yoshikuni Ito | 2016-02-02 |
| 9176436 | Image forming apparatus with a brush member configured to charge untransferred developer material | Yuji Kawaguchi, Masaru Ohno | 2015-11-03 |
| 9158238 | Image forming apparatus using stretch member and contact member to maintain potential with current flowing from current supply member to intermediate transfer belt | Yuji Kawaguchi, Masaru Ohno, Tsuguhiro Yoshida, Takeo Kawanami, Taro Minobe +1 more | 2015-10-13 |
| 9141038 | Image forming apparatus | Masafumi Maeda, Takeo Kawanami, Akira Yoshimura, Taro Minobe | 2015-09-22 |
| 9081354 | Image forming apparatus | Masaru Ohno, Yuji Kawaguchi | 2015-07-14 |
| 9063497 | Image forming apparatus having a power supply common to primary transfer and secondary transfer | Yuji Kawaguchi, Masaru Ohno, Satoshi Takami | 2015-06-23 |
| 9052670 | Color image forming apparatus | Masaru Shimura, Hideo Nanataki, Shinsuke Kobayashi, Yasunari Watanabe, Hideaki Hasegawa +2 more | 2015-06-09 |
| 9046861 | Image-forming apparatus | Masaru Ohno, Shuichi Tetsuno | 2015-06-02 |
| 9001174 | Image forming apparatus | Masaru Shimura, Hideo Nanataki, Shinsuke Kobayashi, Kiyoto Toyoizumi, Yasunari Watanabe +1 more | 2015-04-07 |
| 9002227 | Image forming apparatus | Masaru Ohno, Yuji Kawaguchi | 2015-04-07 |
| 8965256 | Image forming apparatus | Takeo Kawanami, Masahiro Suzuki, Masaru Shimura, Tatsuya Kinukawa, Shigeru Hoashi +1 more | 2015-02-24 |
| 8958709 | Image forming apparatus having a second resistor portion with a higher electrical resistance than a first resistor portion | Masahiro Suzuki, Masaru Shimura, Tatsuya Kinukawa, Shigeru Hoashi, Akinori Takayama +2 more | 2015-02-17 |
| 8909111 | Image forming apparatus | Yuji Kawaguchi, Masaru Ohno, Satoshi Takami, Yoshikuni Ito | 2014-12-09 |
| 8831444 | Color image forming apparatus | Masaru Shimura, Hideo Nanataki, Shinsuke Kobayashi, Yasunari Watanabe, Hideaki Hasegawa +2 more | 2014-09-09 |
| 8437670 | Image forming apparatus | Masaru Shimura, Ken Nakagawa, Takamitsu Soda, Takaaki Akamatsu, Kazuhiro Doda | 2013-05-07 |
| 8116668 | Toner supplying roller, developing apparatus, and image forming apparatus | Masato Koyanagi, Masahiro Yoshida, Kazunori Hashimoto, Hisashi Yamauchi | 2012-02-14 |
| 8059318 | Color image forming apparatus and control method therefor | Yoichiro Maebashi | 2011-11-15 |
| 7710610 | Image forming apparatus employing a forgery discrimination pattern | Yoichiro Maebashi | 2010-05-04 |