Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112734 | Belt device, belt regulator, roller unit, and image forming apparatus | Naohiro Kumagai, Masanari Fujita, Katsuya Kawagoe, Masaharu Furuya, Hiroki Nakamatsu | 2021-09-07 |
| 10955771 | Belt control device and image forming apparatus incorporating same | Naohiro Kumagai, Masanari Fujita, Katsuya Kawagoe, Masaharu Furuya, Hiroki Nakamatsu | 2021-03-23 |
| 10496017 | Belt device, intermediate transfer device, and image forming apparatus | — | 2019-12-03 |
| 10175614 | Belt device, transfer device, and image forming apparatus | — | 2019-01-08 |
| 10031463 | Belt device, belt control device, and image forming apparatus including same | Naomi Sugimoto, Hisashi Kikuchi | 2018-07-24 |
| 9708143 | Belt device and image forming apparatus including same | Naoki Iwaya, Masaharu Furuya, Yasufumi Takahashi, Naomi Sugimoto, Kazuchika Saeki | 2017-07-18 |
| 9599934 | Image forming apparatus having an angle adjuster for a tiltable support roller | Naomi Sugimoto, Kazuchika Saeki, Yasufumi Takahashi, Naoki Iwaya, Masaharu Furuya | 2017-03-21 |
| 9561912 | Belt tracking system, multi-roller assembly and image forming apparatus employing same | Naomi Sugimoto, Yuuji Sawai, Kazuchika Saeki | 2017-02-07 |
| 9541881 | Recording medium conveying device with a separation support roller and image forming apparatus incorporating the same | Naomi Sugimoto, Kazuchika Saeki | 2017-01-10 |
| 9499361 | Belt conveyor unit and image forming apparatus including same | Naoki Iwaya, Masaharu Furuya, Yasufumi Takahashi | 2016-11-22 |
| 9417565 | Conveyor system and image forming apparatus including same | Naoki Iwaya, Yasufumi Takahashi, Masaharu Furuya, Naomi Sugimoto, Kazuchika Saeki | 2016-08-16 |
| 9376257 | Belt tracking system, multi-roller assembly and image forming apparatus employing same | Naomi Sugimoto, Yuuji Sawai, Kazuchika Saeki | 2016-06-28 |
| 9291952 | Belt assembly and image forming apparatus including same | Naoki Iwaya, Yasufumi Takahashi, Masaharu Furuya, Naomi Sugimoto, Kazuchika Saeki | 2016-03-22 |
| 9260248 | Belt positioning system, multi-roller assembly and image forming apparatus employing same | Akira Asaoka, Kazuchika Saeki, Yuuji Sawai | 2016-02-16 |
| 9250575 | Belt assembly and image forming apparatus including same | Naomi Sugimoto, Naoki Iwaya, Yasufumi Takahashi, Masaharu Furuya, Kazuchika Saeki | 2016-02-02 |
| 9238552 | Belt tracking system, roller assembly, and image forming apparatus including same | Naomi Sugimoto, Yuuji Sawai, Kazuchika Saeki | 2016-01-19 |
| 9145258 | Belt positioning system, multi-roller assembly and image forming apparatus employing same | Akira Asaoka, Kazuchika Saeki, Yuuji Sawai | 2015-09-29 |
| 9104162 | Conveyor system and image forming apparatus including same | Naoki Iwaya, Yasufumi Takahashi, Masaharu Furuya, Naomi Sugimoto, Kazuchika Saeki | 2015-08-11 |
| 9033134 | Belt tracking system, roller assembly, and image forming apparatus including same | Naomi Sugimoto, Kazuchika Saeki | 2015-05-19 |
| 8948647 | Belt device and image forming apparatus incorporating same having a cleaning device which cleans utilizing different polarities | Kenji Sugiura, Osamu Naruse, Naomi Sugimoto, Hisashi Kikuchi | 2015-02-03 |
| 8944243 | Belt tracking system, multi-roller assembly and image forming apparatus employing same | Akira Asaoka, Yuuji Sawai, Kazuchika Saeki | 2015-02-03 |
| 8731431 | Belt device and image forming apparatus incorporating same having a cleaning device which cleans utilizing different polarities | Kenji Sugiura, Osamu Naruse, Naomi Sugimoto, Hisashi Kikuchi | 2014-05-20 |
| 8699898 | Apparatus and method for changing a voltage setting for an image forming apparatus | Hisashi Kikuchi, Takaya Muraishi, Kenji Sugiura, Akira Asaoka, Yuu Sakakibara | 2014-04-15 |
| 8699908 | Cleaning device and image forming apparatus including same | Hisashi Kikuchi, Takaya Muraishi, Kenji Sugiura, Akira Asaoka, Yuu Sakakibara | 2014-04-15 |
| 8682208 | Cleaning device, image forming apparatus including same, and method for mounting same | Akira Asaoka, Takaya Muraishi, Kenji Sugiura, Hisashi Kikuchi, Yuu Sakakibara | 2014-03-25 |