Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829450 | Transfer bias applying method for an image forming apparatus and device for the same | Takahiro Tamiya, Akihiro Sugino, Hiromi Ogiyama, Katsuya Kawagoe, Kohki Katoh +1 more | 2004-12-07 |
| 6828498 | Audio signal outputting method, audio signal reproduction method, and computer program product | Keiichi Sugiyama, Keiichi Noda | 2004-12-07 |
| 6816178 | Method and apparatus for color image forming capable of performing a precise synchronization between toner image forming per color and its overlaying | Yasufumi Yamada, Takuroh Kamiya, Mikio Kamoshita, Koichi Kudo | 2004-11-09 |
| 6785500 | Image forming apparatus including image transfer body with elastic layer and coating layer | Yuuji Sawai, Hiromi Ogiyama, Katsuya Kawagoe, Akihiro Sugino, Kohki Katoh | 2004-08-31 |
| 6741821 | Image forming apparatus, and process cartridge for use in image forming apparatus | Akihiro Sugino, Yuuji Sawai, Kohki Katoh, Katsuya Kawagoe, Hiromi Ogiyama +1 more | 2004-05-25 |
| 6701118 | Method and apparatus for image forming performing improved cleaning and discharging operations on image forming associated members | Shin Kayahara, Hideo Yu, Takeshi Shintani | 2004-03-02 |
| 6697595 | Method and apparatus for forming an image with no degradation | Katsuya Kawagoe, Toshiaki Motohashi, Yuuji Sawai, Shin Kayahara, Ryuta Takeichi +2 more | 2004-02-24 |
| 6690905 | Image forming apparatus including intermediate transfer element for preventing occurrence of white spot | Tetsuroh Miura | 2004-02-10 |
| 6654574 | Method and apparatus for image forming performing improved cleaning and discharging operations on image forming associated members | Shin Kayahara, Hideo Yu, Takeshi Shintani | 2003-11-25 |
| 6618565 | Transfer bias applying method for an image forming apparatus and device for the same | Takahiro Tamiya, Akihiro Sugino, Hiromi Ogiyama, Katsuya Kawagoe, Kohki Katoh +1 more | 2003-09-09 |
| 6611672 | Image forming apparatus, monocolor image forming apparatus, toner recycling apparatus and intermediate transfer member | Katsuhiro Aoki, Tsumori Satoh, Misao Tanzawa, Yuuji Sawai, Hajime Oyama +2 more | 2003-08-26 |
| RE38206 | Image transferring device for an image forming apparatus | Takashi Bisaiji, Hideo Yu, Yasunori Kawaishi, Toshiaki Motohashi, Hideki Kamiyama | 2003-07-29 |
| 6505024 | Method and apparatus for image forming performing improved cleaning and discharging operations on image forming associated members | Shin Kayahara, Hideo Yu, Takeshi Shintani | 2003-01-07 |
| 6445900 | Image formation apparatus, and a method of stopping the working of the image formation apparatus after completion of a job | Takeshi Fukao | 2002-09-03 |
| 6269228 | Method and apparatus for image forming performing improved cleaning and discharging operations on image forming associated members | Shin Kayahara, Hideo Yu, Takeshi Shintani | 2001-07-31 |
| 6223008 | Image transferring method and image forming apparatus utilizing a reducing electrode | Hiroyuki Sugimoto | 2001-04-24 |
| 6179409 | Color printing apparatus and color print data analyzing method | — | 2001-01-30 |
| 6035157 | Image forming apparatus having a device to apply a release agent to a surface of a transfer roller | Satoru Uchida | 2000-03-07 |
| 6006062 | Image transferring method using an intermediate transfer body and image forming apparatus for practicing the same | Hiroyuki Sugimoto | 1999-12-21 |
| 5983060 | Image forming apparatus which removes a surface potential of an intermediate transfer member | Shin-Ichi Namekata, Hideo Yuu, Satoru Uchida, Katsuya Kawagoe, Hiroshi Ono +1 more | 1999-11-09 |
| 5913092 | Picture design forming system and method toner for forming an image, transferring substance for forming a picture design | Takashi Bisaiji, Takeyoshi Sekine, Satoshi Hatori, Jun Okamoto | 1999-06-15 |
| 5870650 | Image forming apparatus having a device to apply a release agent to a surface of a transfer roller | Satoru Uchida | 1999-02-09 |
| 5793862 | Information signal detection device and information signal detection method | Teruyuki Sato, Toshiaki Nobumoto, Hideaki Kurihara | 1998-08-11 |
| 5701566 | Image transferring device for an image forming apparatus | Takashi Bisaiji, Hideo Yu, Yasunori Kawaishi, Toshiaki Motohashi, 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, Yasunori Kawaishi +3 more | 1997-09-09 |