Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38206 | Image transferring device for an image forming apparatus | Takashi Bisaiji, Hideo Yu, Toshiaki Motohashi, Mitsuru Takahashi, Hideki Kamiyama | 2003-07-29 |
| 6212351 | Image transferring method and image forming apparatus for transferring toner image from image carrier to recording medium either via or carried on intermediate image transfer belt | Katsuya Kawagoe, Shin Kayahara | 2001-04-03 |
| 6125257 | Methods and systems for cleaning residual toner from image developing device | Takeyoshi Sekine, Hiroshi Yamasita, Hiroyuki Fushimi, Makoto Ohsaki, Kouta Fujimdri +1 more | 2000-09-26 |
| 6057869 | Image forming apparatus for fixing a toner image at a first speed or at a second speed | Kenichi Mizuma, Hideya Furuta, Yoshihiro Sakai, Leo Munakata, Hideki Kamiyama +1 more | 2000-05-02 |
| 5701566 | Image transferring device for an image forming apparatus | Takashi Bisaiji, Hideo Yu, Toshiaki Motohashi, Mitsuru Takahashi, Hideki Kamiyama | 1997-12-23 |
| 5666622 | Image transferring device and medium separating device for an image forming apparatus | Yuko Harasawa, Itaru Matsuda, Satoshi Takano, Hideo Yu, Hideki Kamiyama +3 more | 1997-09-09 |
| 5648842 | Methods and systems for cleaning residual toner from image-developing device | Takeyoshi Sekine, Hiroshi Yamasita, Hiroyuki Fushimi, Makoto Ohsaki, Kouta Fujimdri +1 more | 1997-07-15 |
| 5461461 | Image transferring device and medium separating device for an image forming apparatus | Yuko Harasawa, Itaru Matsuda, Satoshi Takano, Hideo Yu, Hideki Kamiyama +3 more | 1995-10-24 |
| 5442428 | Image recording apparatus | Mitsuru Takahashi, Hideo Yu, Toshiaki Motohashi, Katsuya Kawagoe, Hideki Kamiyama | 1995-08-15 |
| 5291252 | Multicolor image forming apparatus with tension controlled image transfer belt | — | 1994-03-01 |
| 5278613 | Image forming apparatus with transfer medium and electrometer positioned opposite the transfer region | Takashi Bisaiji, Makoto Ohsaki | 1994-01-11 |
| 5162859 | Image forming apparatus capable of creating duplex mixed full color and black/white copies and delivering copy sets on page-sequential order | Tatsuo Hirono, Nobuo Kasahara | 1992-11-10 |
| 5160969 | Image forming apparatus having a separate black developer stored for a color image | Kenichi Mizuma, Hideya Furuta, Nobuo Kasahara, Noriyuki Kimura, Shinju Nagatsuna +6 more | 1992-11-03 |
| 5159392 | Image forming apparatus for forming an image on one or both sides of a recording medium | Nobuo Kasahara, Tatsuo Hirono | 1992-10-27 |
| 5142339 | Image recorder with variable fuser nip entry position | Nobuo Kasahara, Tatsuo Hirono | 1992-08-25 |
| 4571056 | Fixing device | Tatsuo Tani | 1986-02-18 |
| 4348106 | Guide apparatus for movable contact glass in electrophotographic copying machines | Shigeru Suzuki, Yukihiro Ohno, Nobuyuki Yanagawa | 1982-09-07 |