Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11327422 | Cooling device and image forming system | — | 2022-05-10 |
| 11042106 | Image forming apparatus having removable transfer unit | Makoto Matsuo | 2021-06-22 |
| 9244426 | Image forming apparatus | Toshiya Uchibe | 2016-01-26 |
| 8770577 | Sheet conveyance apparatus and image forming apparatus with lever member provided in the sheet conveyance path | — | 2014-07-08 |
| 8740214 | Sheet feeding apparatus and image forming apparatus | Yuya Yokobori, Taro Ikeda | 2014-06-03 |
| 8580462 | Electrode catalyst material comprising carbon nano-fibers having catalyst particles on the surface and in the insides of the interior area and a fuel cell having the electrode catalyst material | Seiichi Suenaga, Maki Yonetsu, Norihiro Tomimatsu, Hideyuki Oozu, Yasuhiro Goto +1 more | 2013-11-12 |
| 8480074 | Sheet feeding device and image forming apparatus | Shinsuke Ubayashi, Hajime Sekiguchi, Yuya Yokobori, Isao Kannari, Taro Ikeda | 2013-07-09 |
| 8304132 | Fuel cell | Hisashi Chigusa, Katsumi Ichikawa, Hitoshi Koda, Akiko Fujisawa, Hiroaki Wakamatsu +2 more | 2012-11-06 |
| 7838165 | Carbon fiber synthesizing catalyst and method of making thereof | Seiichi Suenaga, Maki Yonetsu, Norihiro Tomimatsu, Hideyuki Oozu, Yasuhiro Goto +1 more | 2010-11-23 |
| 7555255 | Image forming apparatus | — | 2009-06-30 |
| 7445208 | Sheet conveying apparatus | — | 2008-11-04 |
| 7356301 | Image forming apparatus with a toner flow prevention feature effective during removal of a toner collecting container | — | 2008-04-08 |
| 7125822 | Fuel cell catalyst and fuel cell | Yoshihiko Nakano, Wu Mei, Maki Yonetsu, Seiichi Suenaga, Hideyuki Ohzu | 2006-10-24 |
| 7120366 | Image forming apparatus and control method thereof | Keizo Isemura, Ichiro Sasaki, Naohisa Nagata, Akinobu Nishikata | 2006-10-10 |
| RE38737 | Toner supply container detachably mountable to a main assembly of an electrographic image forming apparatus and a sealing member usable with the toner supply container | Yutaka Ban, Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami, Katsuya Murakami | 2005-05-24 |
| 6259874 | Toner accommodating container part, toner supply container and electrophotographic image forming apparatus | Ayumu Murakami, Kazuaki Aoki, Hajime Sekiguchi, Kyota Miyazaki | 2001-07-10 |
| 6128453 | Toner supply container detachably mountable to a main assembly of an electrophotographic image forming apparatus and a sealing member usable with the toner supply container | Yutaka Ban, Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami, Katsuya Murakami | 2000-10-03 |
| 5933697 | Image forming apparatus with curl generating means | Kunihiko Matsuzawa | 1999-08-03 |
| 5239347 | Image forming apparatus having recording material carrying member and movable assisting member | Kiyoharu Tanaka, Hajime Suzuki, Koji Kimura | 1993-08-24 |