Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801776 | Drying device and recording medium drying system | Kohki Asada, Genichiro Kawamichi, Ken Onodera, Toshihiro Yoshinuma | 2020-10-13 |
| 9238566 | Sheet cutting device and image forming apparatus including the sheet cutting device | Masato Ogawa, Masahiko Yamada, Yuichiro Maeyama, Toshihiro Yoshinuma | 2016-01-19 |
| 9004390 | Roll medium holding unit, roll sheet feeder, and image forming apparatus | Shigeru Morinaga, Takayuki Niihara, Kikuya Nakada | 2015-04-14 |
| 8967028 | Sheet cutting device and image forming apparatus including the sheet cutting device | Masahiko Yamada, Yuichiro Maeyama, Masato Ogawa, Toshihiro Yoshinuma | 2015-03-03 |
| 8967790 | Sheet cutting device and image forming apparatus including the sheet cutting device | Masahiko Yamada, Yuichiro Maeyama, Masato Ogawa, Toshihiro Yoshinuma | 2015-03-03 |
| 8955962 | Image forming apparatus including sheet cutting device | Yuichiro Maeyama, Masahiko Yamada, Masato Ogawa, Toshihiro Yoshinuma | 2015-02-17 |
| 8925436 | Sheet cutting device and image forming apparatus including the sheet cutting device | Toshihiro Yoshinuma, Masahiko Yamada, Yuichiro Maeyama, Masato Ogawa | 2015-01-06 |
| 8764182 | Image forming apparatus including sheet cutting device | Masato Ogawa, Masahiko Yamada, Yuichiro Maeyama, Toshihiro Yoshinuma | 2014-07-01 |
| 8657402 | Image forming apparatus including sheet cutting device | Yuichiro Maeyama, Masahiko Yamada, Masato Ogawa, Toshihiro Yoshinuma | 2014-02-25 |
| 8593651 | Image forming apparatus with shortened conveyance path of sheet roll | Takayuki Niihara, Masahiko Yamada, Yuichiro Maeyama, Masato Ogawa, Shigeru Morinaga | 2013-11-26 |
| 8561979 | Open/close mechanism for paper tray for use in image forming apparatus | Toshikane Nishii, Yasuhide Ohkubo, Ippei Kimura, Mizuna Tanaka, Haruyuki Honda +2 more | 2013-10-22 |
| 8131197 | Fixing device and electro photographic apparatus using the same | Chikara Hiraoka, Katsumi Kumada | 2012-03-06 |
| 8118296 | Open/close mechanism for paper tray for use in image forming apparatus | Toshikane Nishii, Yasuhide Ohkubo, Ippei Kimura, Mizuna Tanaka, Haruyuki Honda +2 more | 2012-02-21 |
| 8073375 | Fixing unit and image forming apparatus having the same | Chikara Hiraoka, Katsumi Kumada | 2011-12-06 |
| 7758040 | Sheet feed cassette and image forming apparatus using the same | Haruo Hashimoto, Takamitsu Ikematsu, Kouichi Oomori, Tadashi Okano, Akio Miyauchi +1 more | 2010-07-20 |
| 7731170 | Open/close mechanism for paper tray for use in image forming apparatus | Toshikane Nishii, Yasuhide Ohkubo, Ippei Kimura, Mizuna Tanaka, Haruyuki Honda +2 more | 2010-06-08 |
| 7428394 | Electronic color photography apparatus | Tomofumi Yoshida, Masahiko Saito, Yasuhiro Kiyono, Shunichi Oohara | 2008-09-23 |
| 7298981 | Fixing device and image forming apparatus with guide having adjustable biasing angle | Shunichi Oohara, Hiroyuki Seki, Toshio Ogiso, Shigeru Obata, Chikara Hiraoka +1 more | 2007-11-20 |
| 7292805 | Image forming apparatus having a sheet removal portion | Haruo Hashimoto, Tadashi Okano, Takamitsu Ikematsu, Shoji Ukei | 2007-11-06 |
| 7142794 | Image forming apparatus | Masanari Fujita, Masahiko Saito, Masashi Yamamoto, Yasuo Takuma | 2006-11-28 |
| 6876831 | Image forming apparatus for conducting speed compensation by internal transcription belt cycle measurement | Shunichi Oohara, Kazuo Kikuchi, Masashi Yamamoto, Masahiko Saito, Yuuichi Takano +3 more | 2005-04-05 |
| 6760564 | Picture image forming apparatus with intermediate transfer belt trained around two rollers of different diameter | Shunichi Oohara, Akira Sasaki, Kazuo Kikuchi, Masahiko Saito, Atsushi Onose +4 more | 2004-07-06 |
| 6697586 | Photoconductor unit and image forming system | Masashi Yamamoto, Toru Miyasaka, Masaru Nakano, Akira Shimada, Kenji Mori +1 more | 2004-02-24 |
| 6694117 | Color photographic apparatus | Makoto Otaka, Tetsunori Kaneko | 2004-02-17 |
| 6661994 | Electrophotographic image forming system | Yoshio Ohuchi, Hisao Suka, Katsumi Kumada, Chikara Hiraoka, Shizuo Tsuruta +6 more | 2003-12-09 |