Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12117755 | Control device, image forming apparatus, image forming method, and storage medium | Kanji Ubukata, Koji Kiryu, Masashi Kasamai, Jumpei Yamaguchi, Nagisa Nakamura | 2024-10-15 |
| 11971675 | Image forming apparatus in which rotational position of image bearer is controlled to reduce density unevenness | Masashi Kasamai, Koji Kiryu, Jumpei Yamaguchi, Kanji Ubukata, Nagisa Nakamura | 2024-04-30 |
| 11803135 | Transfer device and image forming apparatus including photoconductors, a belt, and primary transfer rollers | Nagisa Nakamura, Koji Kiryu, Hiroaki Takagi, Jumpei Yamaguchi, Masashi Kasamai +1 more | 2023-10-31 |
| 11789383 | Image forming apparatus | Jumpei Yamaguchi, Koji Kiryu, Masashi Kasamai, Kanji Ubukata, Nagisa Nakamura | 2023-10-17 |
| 11256197 | Image forming apparatus | — | 2022-02-22 |
| 10322895 | Material conveyor, transfer device incorporating the material conveyor, image forming apparatus incorporating the transfer device, method of position control of rotary bodied, and non-transitory computer readable storage medium | Daisuke Momose, Motoharu Takahashi, Yuuya Mizuguchi | 2019-06-18 |
| 9419557 | Motor control device, image forming apparatus, and motor control method | — | 2016-08-16 |
| 8660473 | Intermediate transfer device, image forming apparatus and secondary transfer method | Takahisa Koike, Hideyuki Takayama, Yoshihiro Asano, Minoru Takahashi | 2014-02-25 |
| 8639174 | To-be-transferred object length measurement device and image forming apparatus and computer-readable storage medium | Tatsuya Watahiki, Minoru Takahashi, Hideyuki Takayama, Takahisa Koike, Masaru Yamagishi +6 more | 2014-01-28 |
| 8590891 | Image forming apparatus, recording medium conveying method, and image forming system | Motoharu Takahashi, Yusuke Ishizaki, Minoru Takahashi | 2013-11-26 |
| 8465013 | Carrying apparatus, image forming apparatus, carried medium carrying method, computer readable medium storing computer program thereof | — | 2013-06-18 |
| 8364064 | Intermediate transfer device, image forming apparatus and secondary transfer method | Takahisa Koike, Hideyuki Takayama, Yoshihiro Asano, Minoru Takahashi | 2013-01-29 |