Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10017342 | Paper sheet conveyance device and image forming apparatus | Toshihiro Okutsu, Masaki Ishizaki, Yasuo Niikura, Hidetoshi Kojima, Masato Hashimoto +5 more | 2018-07-10 |
| 9802775 | Sheet separating device, sheet supplying device, and image forming apparatus | Masato Hashimoto, Takashi Fukumoto, Hideaki Takahashi, Hisayoshi SUGAWARA, Yasuo Niikura +7 more | 2017-10-31 |
| 9796552 | Paper feeding apparatus, image forming apparatus, image forming system | Takashi Fukumoto, Yasuo Niikura, Hidetoshi Kojima, Hideaki Takahashi, Hisayoshi SUGAWARA +5 more | 2017-10-24 |
| 9725265 | Sheet feeding device, image forming apparatus, and image forming system | Masato Hashimoto, Takashi Fukumoto, Hideaki Takahashi, Hisayoshi SUGAWARA, Yasuo Niikura +7 more | 2017-08-08 |
| 9540193 | Paper feeding apparatus, image forming apparatus, image forming system | Takashi Fukumoto, Yasuo Niikura, Hidetoshi Kojima, Hideaki Takahashi, Hisayoshi SUGAWARA +5 more | 2017-01-10 |
| 9415957 | Sheet feed device and image forming apparatus | Takaya Ochiai, Kazuki Seto, Shinji Katsumata, Tatsuya Sugawara, Taewon Kim | 2016-08-16 |
| 9359157 | Sheet feeding device and image forming apparatus | Yasuo Niikura, Hidetoshi Kojima, Yuuta Mori, Takashi Fukumoto, Kiyotake NAKAMURA +6 more | 2016-06-07 |
| 9359158 | Sheet feeding device, image forming apparatus, and image forming system | Yasunori Hino, Chikara Akata, Tomoki Tamate, Hideaki Takahashi, Toshihiro Okutsu +10 more | 2016-06-07 |
| 9126783 | Image forming apparatus | Naoki Oikawa, Yukihiko Natsui, Ryuhei Waragai, Masanobu Yoshida, Yusaku Matsumoto +2 more | 2015-09-08 |
| 8794621 | Sheet feeder and image forming system | — | 2014-08-05 |
| 8720882 | Sheet feeding device and image forming apparatus | Hideyuki Satoh, Taewon Kim, Toshihiro Okutsu | 2014-05-13 |
| 8646772 | Sheet feeder and image forming system | — | 2014-02-11 |
| 8585041 | Recording medium supplying device and image forming apparatus with pressing force varying mechanism | Toshihiro Okutsu, Hideyuki Satoh, Taewon Kim | 2013-11-19 |
| 8465014 | Feeding device and image forming apparatus | — | 2013-06-18 |
| 8408533 | Sheet feeder and image forming apparatus | — | 2013-04-02 |
| 8191892 | Feed device and image forming apparatus | — | 2012-06-05 |
| 8177218 | Sheet feeding device and image forming apparatus | — | 2012-05-15 |
| 8141864 | Recording-medium feeding device | Takashi Fukumoto | 2012-03-27 |
| 8141865 | Sheet feeding device and image forming apparatus with different separating and suctioning operational timings | Hiroaki Utagawa | 2012-03-27 |
| 8132806 | Sheet feeding device and image forming apparatus | — | 2012-03-13 |