| 11474458 |
Image forming apparatus that determines whether or not plurality of rotating bodies are in state of contact |
Ryo Matsumura, Keisuke Samejima, Keizo Kojima |
2022-10-18 |
| 11307525 |
Printed circuit board mounting piezoelectric transformer |
Norikazu Sugiyama, Ryo Matsumura |
2022-04-19 |
| 11112735 |
Image forming apparatus |
Keizo Kojima, Naoki Kanno, Atsushi Nakamoto, Toshihiko Takayama, Hideo Nanataki |
2021-09-07 |
| 10671009 |
Printed circuit board mounting piezoelectric transformer |
Norikazu Sugiyama, Ryo Matsumura |
2020-06-02 |
| 10627749 |
Image forming apparatus having transfer power source that applies voltage to secondary transfer member to perform secondary transfer of toner images from electrically conductive intermediate transfer belt to recording materials, toner images on image carrier primarily transferred to belt by transfer power source and contact member in which an electric potential is formed by constant-voltage element, transfer power source and auxiliary power source |
Shinji Katagiri, Yuji Kawaguchi, Masaru Ohno, Tsuguhiro Yoshida, Takeo Kawanami +1 more |
2020-04-21 |
| 10261451 |
Image forming apparatus |
— |
2019-04-16 |
| 10228649 |
Power supply apparatus, image forming apparatus, and integrated circuit |
— |
2019-03-12 |
| 10180643 |
Image forming apparatus having intermediate transfer belt, secondary transfer member that contacts outer surface of intermediate transfer belt, opposed member opposed to secondary transfer member via intermediate transfer belt, contact member that contacts inner surface of intermediate transfer belt, and constant-voltage element through which opposed member and contact member are grounded |
Shinji Katagiri, Yuji Kawaguchi, Masaru Ohno, Tsuguhiro Yoshida, Takeo Kawanami +1 more |
2019-01-15 |
| 9864318 |
Image forming apparatus including a power supply for forming an image on a recording material |
— |
2018-01-09 |
| 9817342 |
Image forming apparatus using stretch member and contact member to maintain potential with a current flowing to intermediate transer belt |
Shinji Katagiri, Yuji Kawaguchi, Masaru Ohno, Tsuguhiro Yoshida, Takeo Kawanami +1 more |
2017-11-14 |
| 9417568 |
Image forming apparatus using stretch member and contact member to maintain potential with a current flowing to intermediate transfer belt |
Shinji Katagiri, Yuji Kawaguchi, Masaru Ohno, Tsuguhiro Yoshida, Takeo Kawanami +1 more |
2016-08-16 |
| 9335726 |
Image forming apparatus having a transfer unit frame |
Masafumi Maeda, Takeo Kawanami, Akira Yoshimura, Shinji Katagiri |
2016-05-10 |
| 9158238 |
Image forming apparatus using stretch member and contact member to maintain potential with current flowing from current supply member to intermediate transfer belt |
Shinji Katagiri, Yuji Kawaguchi, Masaru Ohno, Tsuguhiro Yoshida, Takeo Kawanami +1 more |
2015-10-13 |
| 9141038 |
Image forming apparatus |
Masafumi Maeda, Takeo Kawanami, Akira Yoshimura, Shinji Katagiri |
2015-09-22 |
| 9052676 |
High-voltage power source |
— |
2015-06-09 |
