Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7953361 | Fixing device and image forming apparatus | Yoshihiro Fukuhata, Masahiro Yagi, Toshio Ogiso | 2011-05-31 |
| 7885591 | Fixing device including a heating unit and a pressurizing unit that includes a rotatable endless member and image forming apparatus having the same | Masahiro Yagi, Yoshihiro Fukuhata | 2011-02-08 |
| 7831186 | Fixing device and image forming apparatus | Masahiro Yagi, Yoshihiro Fukuhata, Shin Yamamoto, Toshio Ogiso | 2010-11-09 |
| 7761044 | Fixing device and image forming apparatus using the same | Masahiro Yagi, Toshio Ogiso, Chikara Hiraoka, Toru Hanashima, Osamu Saito | 2010-07-20 |
| 7664447 | Fixing device and image forming apparatus | Masahiro Yagi, Yoshihiro Fukuhata | 2010-02-16 |
| 7433640 | Fixing apparatus and image forming apparatus including heating member | Masahiro Yagi, Toshio Ogiso, Shunichi Oohara, Toru Hanashima, Osamu Saito | 2008-10-07 |
| 7406287 | Fixing device and image forming apparatus provided with fixing device | Hiroyoshi Matsumoto, Toshio Ogiso, Masahiro Yagi, Chikara Hiraoka, Chiharu Kamoshida | 2008-07-29 |
| 7298981 | Fixing device and image forming apparatus with guide having adjustable biasing angle | Shunichi Oohara, Hiroyuki Seki, Toshio Ogiso, Chikara Hiraoka, Toru Hanashima +1 more | 2007-11-20 |
| 7167670 | Electro-photographic apparatus with a heating roller and pressurizing member | Shunichi Oohara, Toshio Ogiso, Kenji Asuwa, Toru Hanashima, Chikara Hiraoka | 2007-01-23 |
| 7136615 | Heat fixing unit with improved belt handling | Shunjchi Oohara, Tetsuji Takegoshi, Toshio Ogiso, Kenji Asuwa | 2006-11-14 |
| 6928257 | Image forming and recording apparatus with three pressure members | Toshio Ogiso, Masaru Nakano, Hiromitsu Fukuda, Toru Hanashima, Kazushige Oonishi +8 more | 2005-08-09 |
| 6747844 | Disk drive | Isao Arai, Yoshiyuki Ohishi, Takuro Kohyama | 2004-06-08 |
| 6741830 | Image forming apparatus | Yasushi Kinoshita, Kazutaka Sato, Akitomo Kuwabara, Tetsuya Ooba | 2004-05-25 |
| 6701837 | Widthwise paper drift correction device for elongated web-like print paper | Tetsuya Ohba, Yasushi Kinoshita | 2004-03-09 |
| 6553206 | Image forming apparatus | Kenji Asuwa, Kazutaka Sato, Yasushi Kinoshita, Akitomo Kuwabara, Tetsuya Ooba | 2003-04-22 |
| 6285854 | Image recording apparatus | Hidefumi Ohtsuka, Shuho Yokokawa, Isao Nakajima, Akitomo Kuwabara | 2001-09-04 |
| 6104907 | Image recording apparatus which prevents variation in speed of a recording medium and reduces shift values thereof | Hidefumi Ohtsuka, Shuho Yokokawa, Isao Nakajima, Akitomo Kuwabara | 2000-08-15 |
| 5774777 | Continuous recording medium friction-conveying mechanism in image forming apparatus | Hidefumi Ohtsuka, Junichi Matsuno, Yasuyuki Tsuji, Shuho Yokokawa, Isao Nakajima +2 more | 1998-06-30 |
| 5499086 | Belt type transfer device for electrophotographic apparatus | Junichi Matsuno, Yasuo Takuma, Masato Miwa, Kazuo Uno | 1996-03-12 |
| 5157414 | Thick film type thermal head and thermal recording device | Taisaku Seino, Michihiro Watanabe, Munetoshi Zen, Kazutaka Sato, Maya Arai +2 more | 1992-10-20 |
| 4835550 | Thick film type thermal head | Kazutaka Sato, Michihiro Watanabe, Munetoshi Zen, Kazuhiko Atoh, Katsuhiko Kamachi | 1989-05-30 |