Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6816623 | Image reading apparatus providing shading compensation related to the on-time of the light source | Hidekazu Maruta | 2004-11-09 |
| 6205299 | Image forming apparatus in which whether transfer member should be constant-current-controlled or constant-voltage-controlled is selected depending on thickness of transfer material | Satoshi Tomiki | 2001-03-20 |
| 6035155 | Fixing device and image forming apparatus having such device | Keigo Kaji | 2000-03-07 |
| 6026272 | Image forming apparatus having fixing apparatus with cleaning device | Akiyoshi Kimura, Minoru Nada, Hirokazu Takahashi, Ryuichi Iwanaga, Kazuhiko Ishiwata +3 more | 2000-02-15 |
| 5915146 | Image heating apparatus with multiple temperature detecting members | Tsuyoshi Watanabe, Hisaaki Senba, Koji Masuda, Takeo Yamamoto | 1999-06-22 |
| 5767484 | Image fixing heater and image fixing apparatus having same | Hiromitsu Hirabayashi, Atsushi Arai, Yoshiaki Takayanagi | 1998-06-16 |
| 5697010 | Image forming apparatus having detection means to maintain image formation condition | Koji Masuda, Hidekazu Maruta, Hideki Fujita, Takahiro Noguchi | 1997-12-09 |
| 5660750 | Image heating apparatus with elastic heater | — | 1997-08-26 |
| 5592277 | Image fixing apparatus and image forming apparatus | Hidekazu Maruta, Koji Masuda | 1997-01-07 |
| 5512729 | Image heating apparatus comprising backup roller provided with heat conducting member or cleaning member | Koji Masuda, Manabu Takano | 1996-04-30 |
| 5401936 | Heating apparatus using heater having heat-resistive resin layer | Akira Yamamoto, Shigeo Kimura, Atsushi Hosoi | 1995-03-28 |
| 5343280 | Image fixing apparatus | Hiromitsu Hirabayashi, Atsushi Arai, Yoshiaki Takayanagi | 1994-08-30 |
| 5309210 | Image fixing apparatus using fixing film containing fluorinated resin | Akira Yamamoto, Shigeo Kimura, Hidekazu Muruta, Hiroyuki Adachi | 1994-05-03 |
| 5300997 | Image fixing apparatus | Hiromitsu Hirabayashi, Atsushi Arai, Yoshiaki Takayanagi | 1994-04-05 |
| 5266774 | Set temperature changeable image fixing apparatus | Shigeo Kimura, Atsushi Hosoi, Akira Yamamoto | 1993-11-30 |
| 5267005 | Heater having stepped portion and heating apparatus using same | Akira Yamamoto, Jun Asai, Atsushi Hosoi, Yoshiaki Kobayashi, Hidekazu Maruta +1 more | 1993-11-30 |
| 5262834 | Image fixing apparatus | Shigeo Kimura, Atsushi Hosoi, Hiroyuki Adachi, Hidekazu Maruta, Akira Yamamoto | 1993-11-16 |
| 5241155 | Image fixing apparatus having linear heat generating layer with variable resistance distribution | Shokyo Koh, Shigeo Kimura, Atsushi Hosoi, Masahide Kinoshita, Hiroyuki Adachi | 1993-08-31 |
| 5182606 | Image fixing apparatus | Akira Yamamoto, Shigeo Kimura, Hidekazu Maruta, Hiroyuki Adachi | 1993-01-26 |
| 5171145 | Image fixing apparatus for heat fixing a toner image through a film | Hiromitsu Hirabayashi, Tamotsu Okada | 1992-12-15 |
| 5162634 | Image fixing apparatus | Yoshihiko Suzuki, Shigeo Kimura, Atsushi Hosoi, Hiroyuki Adachi, Masahide Kinoshita +3 more | 1992-11-10 |
| 5157446 | Heating apparatus with a film having high and low electrical resistance layers | — | 1992-10-20 |
| 5149941 | Image fixing apparatus with movable sheet member and detectors | Hiromitsu Hirabayashi, Atsushi Arai, Yoshiaki Takayanagi | 1992-09-22 |
| 5132744 | Heating device using film having conductive parting layer | Hidekazu Maruta, Akira Yamamoto, Shigeo Kimura, Atsushi Hosoi | 1992-07-21 |
| 5115278 | Heating apparatus using low resistance film | Hidekazu Maruta, Hiroyuki Adachi, Akira Yamamoto, Shigeo Kimura | 1992-05-19 |