Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11275329 | Image forming apparatus | Atsushi Nagata, Masakazu Imai | 2022-03-15 |
| 10481515 | Charging device, process cartridge, and image forming apparatus | Nobuo Kuwabara, Daisuke Tomita, Norio Kudoh, Kento AOKI | 2019-11-19 |
| 10281866 | Image forming apparatus and process cartridge | Michiya Okamoto, Nobuyuki Taguchi, Shinya Karasawa, Takuma Iwasaki, Kentaro Nodera +1 more | 2019-05-07 |
| 10265886 | Method of manufacturing molding material, molding die for use in the manufacturing method, and method of manufacturing resin rotator | Masaya Ozawa, Masao Sugiyama | 2019-04-23 |
| 9703253 | Toner conveyance device and image forming apparatus | Daisuke Tomita, Toshiya Satoh, Satoshi Hatori, Hajime Teraji, Norio Kudoh +1 more | 2017-07-11 |
| 9366985 | Electric charging-diselectrifying device, process cartridge with electric charging-diselectrifying device, and image forming apparatus with process cartridge | Hideyasu Seki, Satoshi Hatori, Yuta Kawashima | 2016-06-14 |
| 9367022 | Toner conveyance device and image forming apparatus incorporating same | Yuta Kawashima, Satoshi Hatori, Hideyasu Seki | 2016-06-14 |
| 9354538 | Charging device and image forming apparatus incorporating same | Hideyasu Seki, Satoshi Hatori, Yuta Kawashima | 2016-05-31 |
| 9310707 | Process cartridge capable of suppressing filming and image forming apparatus with same | Hideyasu Seki, Satoshi Hatori, Yuta Kawashima | 2016-04-12 |
| 9170531 | Image forming apparatus with a restriction device that controls separate drive sources | — | 2015-10-27 |
| 8948676 | Image forming apparatus | — | 2015-02-03 |
| 8843009 | Image forming apparatus having a transfer member mount accommodating multiple different sizes of transfer members | Kazuki Yogosawa, Nobuto Yokokawa, Satoru Uchida, Takuya Sekine, Hiroki Matsuura +1 more | 2014-09-23 |
| 8750734 | Transfer device and image forming apparatus including same | — | 2014-06-10 |
| 8588643 | Image forming apparatus | — | 2013-11-19 |
| 8412089 | Image forming apparatus and guide therefor capable of reducing toner scattered on recording medium | Kazuchika Saeki, Mitsuru Takahashi, Kazuosa Kuma, Tsutomu Kato, Yoshiharu Kishi | 2013-04-02 |
| 8315545 | Image forming apparatus utilizing both a transfer belt and a direct transfer member | Kazuhisa Sudo, Mitsuru Takahashi, Kazuosa Kuma, Tsutomu Katoh, Shinichi Kawahara | 2012-11-20 |
| 8249468 | Image forming apparatus | Kazuosa Kuma, Shinichi Kawahara, Mitsuru Takahashi, Tsutomu Katoh, Kazuhisa Sudo | 2012-08-21 |
| 8219000 | Image forming apparatus capable of effectively performing a maintenance operation | Kazuosa Kuma, Nobuto Yokokawa, Mitsuru Takahashi, Kazuchika Saeki, Tsutomu Katoh | 2012-07-10 |
| 8151434 | Method of grinding a brake disk mounting surface with an annular recess using an inclined grinding wheel | — | 2012-04-10 |
| 8139968 | Image forming apparatus | Tsutomu Katoh, Kazuosa Kuma, Yoshiharu Kishi | 2012-03-20 |
| 7933546 | Lubricant applying device and image forming apparatus | Mitsuru Takahashi, Kazuchika Saeki, Kazuosa Kuma, Tsutomu Katoh, Nobuto Yokokawa | 2011-04-26 |
| 7899386 | Image forming apparatus and guide therefor capable of reducing toner scattered on recording medium | Kazuchika Saeki, Mitsuru Takahashi, Kazuosa Kuma, Tsutomu Katoh, Yoshiharu Kishi | 2011-03-01 |
| 7885588 | Transfer assembly and image forming apparatus including same | Tsutomu Katoh, Kazuosa Kuma, Yoshiharu Kishi | 2011-02-08 |
| 7848692 | Neutralization unit and image forming apparatus having a neutralization unit for removing electric charge | Kazuchika Saeki, Mitsuru Takahashi, Tsutomu Katoh, Yoshiharu Kishi, Kazuosa Kuma | 2010-12-07 |
| 7627268 | Image forming apparatus capable of providing a stable belt movement in a belt unit | Tsutomu Katoh, Mitsuru Takahashi, Kazuchika Saeki, Kazuosa Kuma, Nobuto Yokokawa | 2009-12-01 |