Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8728698 | Carrier, developer, image forming method and process cartridge | Kimitoshi Yamaguchi, Naoki Imahashi | 2014-05-20 |
| 8524436 | Developing device, image forming method and apparatus, and process cartridge | Mitsuo Aoki, Hideyuki Santo, Shigenori Yaguchi | 2013-09-03 |
| 8247149 | Electrophotographic developer carrier, electrophotographic developer, image forming method, process cartridge and image forming apparatus | Shinichiro Yagi, Kousuke Suzuki | 2012-08-21 |
| 8213833 | Image forming apparatus, process cartridge, image forming method and developer for electrophotography | Shinichiro Yagi, Tomio Kondou, Hltoahi Iwatsuki | 2012-07-03 |
| 8086143 | Image forming apparatus for use with carrier including a core and cover layer | Tomio Kondou, Shinichiro Yagi, Hitoshi Iwatsuki | 2011-12-27 |
| 8067141 | Electrographic carrier, developer, developing method, image forming apparatus, and process cartridge | Kimitoshi Yamaguchi, Naoki Imahashi | 2011-11-29 |
| 8039189 | Electrophotographic developer and carrier therefor, core material particle for carrier for electrophotographic developer and production method thereof and image forming method | Kimitoshi Yamaguchi, Naoki Imahashi | 2011-10-18 |
| 8026032 | Carrier, supplemental developer, developer in image developer, developer feeding apparatus, image forming apparatus and process cartridge | Hitoshi Iwatsuki, Tomio Kondou, Shinichiro Yagi | 2011-09-27 |
| 7763410 | Electrophotographic developing carrier, associated apparatus and methodology of classification and application | Kimitoshi Yamaguchi, Naoki Imahashi | 2010-07-27 |
| 7468233 | Developer for use in electrophotography, image forming method and process cartridge | Kimitoshi Yamaguchi, Naoki Imahashi | 2008-12-23 |
| 7386266 | Image removing method, image removing device, and image forming apparatus | Motoharu Tanaka, Toyoshi Sawada, Keiko Shiraishi, Tadashi Saitoh | 2008-06-10 |
| 7235338 | Toner and image forming method and process cartridge for image forming apparatus using the toner | Takeshi Takada, Masahiro Ohki, Toyoshi Sawada, Keiko Shiraishi | 2007-06-26 |
| 7217485 | Toner for electrophotography, and image fixing process, image forming process, image forming apparatus and process cartridge using the same | Kumi Hasegawa, Mitsuo Aoki, Bing Shu, Toyoshi Sawada, Keiko Shiraishi +1 more | 2007-05-15 |
| 7163774 | Toner for forming image, method for developing electrostatic latent image, method for fixing toner image, image forming method and process cartridge using the toner | Keiko Shiraishi, Toyoshi Sawada, Shinichi Kuramoto, Mitsuo Aoki, Kumi Hasegawa +1 more | 2007-01-16 |
| 7132210 | Image-forming color toner, developing agent, image-forming apparatus, toner container, image-forming process cartridge and image-forming process | Masanori Suzuki, Yohichiroh Watanabe, Keiko Shiraishi, Toyoshi Sawada, Takuya Saito | 2006-11-07 |
| 7060407 | Image removing method, image removing device, and image forming apparatus | Motoharu Tanaka, Toyoshi Sawada, Keiko Shiraishi, Tadashi Saitoh | 2006-06-13 |
| 7052815 | Color toner for developing electrostatic images, toner container containing the color toner, and image forming method and apparatus using the color toner | Toyoshi Sawada, Masanori Suzuki, Kohki Katoh, Yohichiroh Watanabe, Keiko Shiraishi +1 more | 2006-05-30 |
| 6939653 | Image-forming color toner, developing agent, image-forming apparatus, toner container, image-forming process cartridge and image-forming process | Masanori Suzuki, Yohichiroh Watanabe, Keiko Shiraishi, Toyoshi Sawada, Takuya Saito | 2005-09-06 |