Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7391983 | Method and apparatus for controlling image forming operation of an image forming apparatus | Hideki Tatematsu, Kenji Asakura, Masaru Imai, Masahiro Samei, Keiichi Matsuzaki +2 more | 2008-06-24 |
| 7379685 | Image heating apparatus | Hideki Tatematsu, Hirofumi Ihara, Masahiro Samei, Keiichi Matsuzaki, Tomoyuki Noguchi | 2008-05-27 |
| 7277108 | Fixing apparatus | Hideki Tatematsu, Masahiro Samei, Keiichi Matsuzaki, Kazunori Matsuo, Shoichi Kitagawa | 2007-10-02 |
| 7062188 | Image heating device, image forming apparatus, image copying machine, and method for controlling temperature | Hideki Tatematsu, Kenji Asakura, Masaru Imai, Masahiro Samei, Keiichi Matsuzaki +2 more | 2006-06-13 |
| 6968137 | Image heating device, image forming apparatus, image copying machine, and method for controlling temperature | Hideki Tatematsu, Kenji Asakura, Masaru Imai, Masahiro Samei, Keiichi Matsuzaki +2 more | 2005-11-22 |
| 6950618 | Image forming apparatus having a removable fixing device | Shouichi Kitagawa, Masahiro Samei, Kazunori Matsuo, Keiichi Matsuzaki, Kenji Asakura +1 more | 2005-09-27 |
| 6934483 | Image heating device, image forming apparatus, image copying machine, and method for controlling temperature | Hideki Tatematsu, Kenji Asakura, Masaru Imai, Masahiro Samei, Keiichi Matsuzaki +2 more | 2005-08-23 |
| 6901235 | Fixing device and image forming apparatus using the same | Shouichi Kitagawa, Masahiro Samei, Kazunori Matsuo, Keiichi Matsuzaki, Kenji Asakura +1 more | 2005-05-31 |
| 6888113 | Heating device and fuser utilizing electromagnetic induction | Yuichi Monda, Eiji Torikai, Kazuhiko Soeda, Tadayuki Kajiwara, Shouichi Kitagawa +5 more | 2005-05-03 |
| 6849838 | Heating device using electromagnetic induction and fuser | Shouichi Kitagawa, Masahiro Samei, Kazunori Matsuo, Keiichi Matsuzaki, Kenji Asakura +5 more | 2005-02-01 |
| 6795679 | Image heating apparatus and heat generating rotary member for use in the same | Masahiro Samei, Kazunori Matsuo, Shouichi Kitagawa, Keiichi Matsuzaki, Kenji Asakura +1 more | 2004-09-21 |
| 6006063 | Fixing apparatus and image forming apparatus provided with the same | Hidehiko Inokuchi, Tetsuya Mitsuyasu, Hiroyuki Noda, Junichi Terayama | 1999-12-21 |
| 5347346 | Image forming apparatus with improved efficiency of maintenance control | Yoshiaki Takano, Hiroyuki Ideyama, Manabu Kamitamari, Kadotaro Nishimori, Yoshihiko Hatta +4 more | 1994-09-13 |
| 5335048 | Efficient control system of image forming apparatus | Yoshiaki Takano, Hiroyuki Ideyama, Manabu Kamitamari, Kadotari Nishimori, Yoshihiko Hatta +4 more | 1994-08-02 |
| 5303005 | Image forming apparatus with improved maintenance control | Yoshiaki Takano, Hiroyuki Ideyama, Manabu Kamitamari, Kadotari Nishimori, Yoshihiko Hatta +4 more | 1994-04-12 |
| 5245389 | Image forming apparatus | Tsugihito Yoshiyama, Hiroyuki Ideyama, Yoshihiko Hatta, Masazumi Ito | 1993-09-14 |
| 5243382 | Image forming apparatus capable of efficient maintenance work | Yoshiaki Takano, Hiroyuki Ideyama, Manabu Kamitamari, Kadotaro Nishimori, Yoshihiko Hatta +4 more | 1993-09-07 |
| 5223896 | Image forming apparatus having self-diagnostic function relating to the potential of the photoreceptor | Masahide Ueda | 1993-06-29 |
| 5194897 | Image forming apparatus with charge wire cleaners | Tsugihito Yoshiyama, Hiroyuki Ideyama, Yoshihiko Hatta, Masazumi Ito | 1993-03-16 |
| 5173734 | Image forming apparatus using measured data to adjust the operation level | Masahide Ueda, Shinichiro Tabuchi | 1992-12-22 |
| 5150892 | Sheet feeding apparatus | — | 1992-09-29 |
| 5146269 | Image forming apparatus having self-diagnostic function | Masahide Ueda | 1992-09-08 |
| 5099279 | Image forming method and image forming apparatus in which the density of the toner image is measured and controlled | — | 1992-03-24 |
| 5089848 | Abnormal charge and toner density detecting system and method for use in an electrostatic copier | Yasuhiro Kusuda, Masahide Ueda, Takashi Onishi | 1992-02-18 |
| 5024431 | Sheet transport device with easy sheet jam handling | Tadashi Ohira | 1991-06-18 |