Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11117405 | Image forming system | — | 2021-09-14 |
| 10871740 | Image forming apparatus with an electrical wire bundle having a branching and winding electrical wire | — | 2020-12-22 |
| 10351374 | Sheet feeding device, image forming apparatus, sheet feeding method | — | 2019-07-16 |
| 9802776 | Sheet conveyance apparatus and image forming apparatus | — | 2017-10-31 |
| 9568880 | Sheet processing apparatus and image forming apparatus having binding processing function | Yoshitaka Yamazaki, Hiroshi Saito, Shigemi Kumagai | 2017-02-14 |
| 9134647 | Image forming apparatus that corrects developing bias voltage | Hiroshi Saito, Shigemi Kumagai, Yoshitaka Yamazaki | 2015-09-15 |
| 9086646 | Image forming apparatus that corrects developing bias voltage | — | 2015-07-21 |
| 9027919 | Sheet feeding device and image forming apparatus | Yoshitaka Yamazaki, Taishi Tomii | 2015-05-12 |
| 8752830 | Sheet feeder that detects multi-feed of sheets and image forming apparatus | Yoshitaka Yamazaki, Taishi Tomii | 2014-06-17 |
| 8684356 | Sheet feeding apparatus and image forming apparatus | Yuzo Matsumoto, Yoshitaka Yamazaki | 2014-04-01 |
| 8684346 | Sheet feeding apparatus and image forming apparatus | Yoshitaka Yamazaki, Yuzo Matsumoto, Taishi Tomii | 2014-04-01 |
| 8622380 | Sheet feeding device and image forming apparatus | Yoshitaka Yamazaki, Yuzo Matsumoto, Taishi Tomii | 2014-01-07 |
| 8500114 | Sheet feeding apparatus and image forming apparatus | Yuzo Matsumoto, Yoshitaka Yamazaki, Taishi Tomii | 2013-08-06 |
| 8439349 | Sheet feeding apparatus and image forming apparatus | Yuzo Matsumoto, Yoshitaka Yamazaki, Taishi Tomii | 2013-05-14 |
| 8413985 | Image forming system, image forming apparatus, and sheet feeding apparatus with signal line for transmitting handover signal output | Yoshitaka Yamazaki, Yuzo Matsumoto, Tomoharu Sato | 2013-04-09 |
| 8262080 | Sheet feeding apparatus and image forming apparatus | Yuzo Matsumoto, Yoshitaka Yamazaki | 2012-09-11 |
| 8210519 | Sheet feeding apparatus and image forming apparatus | Yuzo Matsumoto, Yoshitaka Yamazaki, Tomoharu Sato | 2012-07-03 |
| 8068760 | Sheet feeder and image forming apparatus | — | 2011-11-29 |
| 7806400 | Image forming apparatus | — | 2010-10-05 |
| 7782503 | Image reading apparatus and method for controlling the same | Katsuhiro Ishido, Shinichiro Wakahara, Shouhei Takeda, Jiro Futagawa, Yuichi Makino +3 more | 2010-08-24 |
| 7719726 | Image reading apparatus and method of displaying alien substance location thereof | Masafumi Kamei, Kazunori Togashi, Katsuhiro Ishido, Takashi Soya, Yuichi Makino +3 more | 2010-05-18 |
| 7626725 | Image reading apparatus | — | 2009-12-01 |
| 7591459 | Sheet feeding apparatus and image forming apparatus | Yuzo Matsumoto, Taro Ikeda | 2009-09-22 |
| 7537208 | Sheet feeding apparatus and image forming apparatus | Yuzo Matsumoto, Naoki Ishikawa | 2009-05-26 |
| 6795160 | Image reading apparatus and image reading method | — | 2004-09-21 |