| 9459558 |
Developing device and image forming apparatus |
Masanori Kato, Yoshinori Tanaka |
2016-10-04 |
| 9081325 |
Image forming device, and non-transitory computer readable recording medium |
— |
2015-07-14 |
| 8862005 |
Image forming apparatus |
Jun Abe, Shota Oba, Sakae Yoshioka |
2014-10-14 |
| 8626032 |
Image forming apparatus that sets a bias supplied to a developer carrying member |
Yuji Sakoda |
2014-01-07 |
| 8170447 |
Image forming apparatus, developing apparatus and contact-retracting method |
Keisuke Kubo, Kei Hirata, Takeshi Okoshi, Toshikazu Tsumita, Taiyou Uehara +5 more |
2012-05-01 |
| 8135312 |
Development apparatus and image forming apparatus |
Hirohisa Kohno, Kazunori Koshimori, Kei Hirata, Akihide Kawamura, Naoya Iwata +5 more |
2012-03-13 |
| 7167669 |
Image forming apparatus |
Shigemi Murata, Junichi Hama, Ryuji Hattori, Yoshiyuki Takashima, Teruaki Koizumi +1 more |
2007-01-23 |
| 6463240 |
Potential controlling method and potential controller of image forming apparatus |
Junichi Hama |
2002-10-08 |