Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8923730 | Image forming apparatus | Haruo Hashimoto, Tatsuo Fukushima | 2014-12-30 |
| 8873977 | Image forming apparatus | Haruo Hashimoto | 2014-10-28 |
| 8831463 | Image forming apparatus | Kazuyoshi Kondo, Haruo Hashimoto, Genta Hagiwara | 2014-09-09 |
| 8807552 | Image forming apparatus, optional sheet feeder, and base plate member | Kazuyoshi Kondo, Yasuo Matsuyama, Hiroshi Fujiwara, Yasuhide Ohkubo, Ippei Kimura +4 more | 2014-08-19 |
| 8798517 | Sheet supplying device and image forming apparatus incorporating same | Yasuo Matsuyama, Ippei Kimura, Ikuo Fujii, Takamitsu Ikematsu, Kaoru Tada +5 more | 2014-08-05 |
| 8611783 | Interlock system and image forming apparatus incorporating interlock system | Sei Onuma, Nobuhiko Kita, Genta Hagiwara, Haruo Hashimoto | 2013-12-17 |
| 8561979 | Open/close mechanism for paper tray for use in image forming apparatus | Toshikane Nishii, Kazuhiro Wakamatsu, Yasuhide Ohkubo, Ippei Kimura, Mizuna Tanaka +2 more | 2013-10-22 |
| 8526853 | Image forming apparatus having toner passage blocking mechanism | Kaoru Tada, Nobuhiko Kita, Sei Onuma, Genta Hagiwara, Yuusuke Furuichi | 2013-09-03 |
| 8412056 | Image forming apparatus performing image formation by conveying paper | Yuusuke Furuichi, Nobuhiko Kita, Sei Onuma, Tatsuo Fukushima, Haruo Hashimoto +2 more | 2013-04-02 |
| 8320798 | Sheet conveying device and image forming apparatus | Shigeo Nanno, Hiroshi Fujiwara, Yasuhide Ohkubo, Ippei Kimura, Yoshihide Ohta +1 more | 2012-11-27 |
| 8311438 | Interlock device and image forming apparatus incorporating same | Sei Onuma, Nobuhiko Kita, Haruo Hashimoto, Kaoru Tada, Genta Hagiwara +1 more | 2012-11-13 |
| 8256769 | Feeding device and image forming apparatus | Hiroshi Fujiwara, Shigeo Nanno, Yasuhide Ohkubo, Ippei Kimura, Mizuna Tanaka +3 more | 2012-09-04 |
| 8260187 | Image forming device | Haruyuki Honda, Yasuo Matsuyama, Hiroshi Fujiwara, Kazuyoshi Kondo, Yasuhide Ohkubo +4 more | 2012-09-04 |
| 8240657 | Sheet feeding device and image forming apparatus | Mizuna Tanaka, Hiroshi Fujiwara, Yasuo Matsuyama, Kazuyoshi Kondo, Toshikane Nishii +5 more | 2012-08-14 |
| 8118296 | Open/close mechanism for paper tray for use in image forming apparatus | Toshikane Nishii, Kazuhiro Wakamatsu, Yasuhide Ohkubo, Ippei Kimura, Mizuna Tanaka +2 more | 2012-02-21 |
| 8070159 | Switchback mechanism and image forming apparatus | Haruyuki Honda, Hiroshi Fujiwara, Yasuhide Ohkubo, Ippei Kimura, Toshikane Nishii +3 more | 2011-12-06 |
| 8045888 | Sheet conveying device and image forming apparatus | Shigeo Nanno, Hiroshi Fujiwara, Yasuhide Ohkubo, Ippei Kimura, Yoshihide Ohta +1 more | 2011-10-25 |
| 7992860 | Sheet feeding device, image forming apparatus, and sheet feeding method | Ippei Kimura, Yasuo Matsuyama, Hiroshi Fujiwara, Yasuhide Ohkubo, Toshikane Nishii +3 more | 2011-08-09 |
| 7983596 | Housing structure and image forming apparatus | Genta Hagiwara, Katsumi Kumada, Nobuhiko Kita, Sei Onuma, Haruo Hashimoto +1 more | 2011-07-19 |
| 7963520 | Sheet loading device, sheet conveying device, and image forming apparatus | Mizuna Tanaka, Hiroshi Fujiwara, Shigeo Nanno, Tomoyoshi Yamazaki, Yasuhide Ohkubo +3 more | 2011-06-21 |
| 7954814 | Feeding device and image forming apparatus | Hiroshi Fujiwara, Shigeo Nanno, Yasuhide Ohkubo, Ippei Kimura, Mizuna Tanaka +3 more | 2011-06-07 |
| 7918451 | Switchback mechanism and image forming apparatus | Haruyuki Honda, Hiroshi Fujiwara, Yasuhide Ohkubo, Ippei Kimura, Toshikane Nishii +3 more | 2011-04-05 |
| 7878725 | Image forming apparatus having removable units | Yasuhide Ohkubo, Hiroshi Fujiwara, Shigeo Nanno, Ippei Kimura, Yoshihide Ohta +2 more | 2011-02-01 |
| 7869750 | Image forming apparatus with a phase of a first load torque substantially opposite to a phase of a second load torque | Toru Hanashima, Tomoyoshi Yamazaki, Yuuji Meguro, Tatsuo Fukushima, Kimihiro Tanaka | 2011-01-11 |
| 7731182 | Sliding mechanism, sheet guide, sheet loading device, and image forming apparatus | Toshikane Nishii, Hiroshi Fujiwara, Shigeo Nanno, Tomoyoshi Yamazaki, Yasuhide Ohkubo +1 more | 2010-06-08 |