Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8731448 | Image forming apparatus including a secondary transfer nip formed with a movable roller | — | 2014-05-20 |
| 8515323 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Hisashi Kikuchi, Shigeo Kurotaka, Kiyoshi Ohshima, Takashi Fujita, Toshihiko Baba +4 more | 2013-08-20 |
| 8358955 | Transfer device and image forming apparatus | Hajime Oyama, Takahiro Tamiya | 2013-01-22 |
| 8121527 | Image forming apparatus having a neutralizing member of determined resistivity | Hajime Oyama, Takahiro Tamiya | 2012-02-21 |
| 8081913 | Image forming apparatus | Hajime Oyama, Takahiro Tamiya | 2011-12-20 |
| 7738827 | Image forming apparatus with toner image fixing unit, and the fixing method thereof | Yukimichi Someya, Takashi Fujita, Hisashi Kikuchi, Shigeo Kurotaka, Toshihiko Baba +2 more | 2010-06-15 |
| 7570911 | Image forming method and apparatus for fixing an image | Atsushi Nakafuji, Hiroyuki Kunii, Yukimichi Someya, Takashi Fujita, Hisashi Kikuchi +2 more | 2009-08-04 |
| 7546074 | Image forming apparatus | Hajime Oyama, Takahiro Tamiya | 2009-06-09 |
| 7433641 | Fixing member, fixing device, and image forming apparatus | Hisashi Kikuchi, Toshihiko Baba, Shigeo Kurotaka, Atsushi Nakafuji, Hiroyuki Kunii +2 more | 2008-10-07 |
| 7369803 | Fixing device and image forming apparatus using the same | Takashi Fujita, Shigeo Kurotaka, Hisashi Kikuchi, Yukimichi Someya, Toshihiko Baba +3 more | 2008-05-06 |
| 7346305 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Hisashi Kikuchi, Shigeo Kurotaka, Kiyoshi Ohshima, Takashi Fujita, Toshihiko Baba +4 more | 2008-03-18 |
| 7333760 | Fixing device with temperature control | Toshihiko Baba, Shigeo Kurotaka, Takashi Fujita, Hisashi Kikuchi, Yukimichi Someya +3 more | 2008-02-19 |
| 7299003 | Fixing unit and image forming apparatus providing a quick start-up and reduction in energy consumption | Shigeo Kurotaka, Masami Tomita, Takashi Fujita, Toshihiko Baba, Hisashi Kikuchi +4 more | 2007-11-20 |
| 7269384 | Transfer-fixing unit with a surface layer of predefined hardness for use in an image forming apparatus | Yukimichi Someya, Takashi Fujita, Atsushi Nakafuji, Hiroyuki Kunii, Shigeo Kurotaka +5 more | 2007-09-11 |
| 7254362 | Fixing device, image forming apparatus using the fixing device, and heat insulating member | Hisashi Kikuchi, Takashi Fujita, Yukimichi Someya, Hiroyuki Kunii, Shigeo Kurotaka +1 more | 2007-08-07 |
| 7251429 | Image forming apparatus with an energy storage that can be discharged, and with a display of residual energy in the storage | Atsushi Nakafuji, Shigeo Kurotaka, Takashi Fujita, Hisashi Kikuchi, Jun Yura +2 more | 2007-07-31 |
| 7233762 | Method of uniformly fixing toner to recording medium in image forming apparatus | Hiroyuki Kunii, Hisashi Kikuchi, Atsushi Nakafuji, Yukimichi Someya, Shigeo Kurotaka +3 more | 2007-06-19 |
| 7224928 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Hisashi Kikuchi, Shigeo Kurotaka, Kiyoshi Ohshima, Takashi Fujita, Toshihiko Baba +4 more | 2007-05-29 |
| 7177580 | Image forming method and apparatus for fixing an image | Atsushi Nakafuji, Hiroyuki Kunii, Yukimichi Someya, Takashi Fujita, Hisashi Kikuchi +2 more | 2007-02-13 |
| 7139520 | Fixing device, nipping device, and image forming apparatus | Shigeo Kurotaka, Takashi Fujita, Toshihiko Baba, Hisashi Kikuchi, Yukimichi Someya +2 more | 2006-11-21 |
| 7127202 | Intermediary transfer apparatus, fixing apparatus and image forming apparatus | Takashi Fujita, Shigeo Kurotaka, Yukimichi Someya, Hiroyuki Kunii, Atsushi Nakafuji +3 more | 2006-10-24 |
| 7058330 | Image forming apparatus | Atsushi Nakafuji, Shigeo Kurotaka, Takashi Fujita, Hisashi Kikuchi, Jun Yura +2 more | 2006-06-06 |
| 7010255 | Fixing device having a heating member and image forming apparatus including the same | Jun Yura, Hirokazu Ikenoue, Takashi Fujita, Hisashi Kikuchi, Atsushi Nakafuji +4 more | 2006-03-07 |
| 7010257 | Method of fixing toner on recording medium | Yukimichi Someya, Takashi Fujita, Hisashi Kikuchi, Shigeo Kurotaka, Toshihiko Baba +2 more | 2006-03-07 |
| 6957036 | Fixing member, fixing device, and image forming apparatus | Hisashi Kikuchi, Toshihiko Baba, Shigeo Kurotaka, Atsushi Nakafuji, Hiroyuki Kunii +2 more | 2005-10-18 |