Issued Patents All Time
Showing 51–75 of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8263304 | Toner, method for producing toner, and developer | Takahiro Honda, Yohichiroh Watanabe | 2012-09-11 |
| 8252500 | Toner, and method for producing the same | Yohichiroh Watanabe, Shinji Ohtani, Takahiro Honda, Yoshihiro Norikane | 2012-08-28 |
| 8137087 | Toner preparation method and apparatus, and toner prepared thereby | Yoshihiro Norikane, Shinji Ohtani, Yohichiroh Watanabe | 2012-03-20 |
| 8126346 | Apparatus and method for fixing an image | Jun Yura, Koichi Kato, Hiroshi Nakai, Kei Yasutomi, Hideki Kosugi +2 more | 2012-02-28 |
| 8110332 | Electrophotographic toner and method for producing the electrophotographic toner | Yohichiroh Watanabe, Takahiro Honda, Yoshihiro Norikane, Shinji Ohtani, Tsuyoshi Sugimoto | 2012-02-07 |
| 8105742 | Method and apparatus for manufacturing toner and toner manufactured by the apparatus and method | Yoshihiro Norikane, Shinji Ohtani, Yohichiroh Watanabe | 2012-01-31 |
| 8092677 | Separating agent for an enantiomeric isomer | Shinsuke Suzuki, Atsushi Onishi | 2012-01-10 |
| 8034526 | Method for manufacturing toner and toner | Yohichiroh Watanabe, Shinji Ohtani, Yoshihiro Norikane, Yasuaki Iwamoto, Yasutada Shitara +1 more | 2011-10-11 |
| 8012660 | Image forming method and image forming apparatus | Hiroshi Yamashita, Takashi Fujita, Tsuyoshi Sugimoto | 2011-09-06 |
| 7970325 | Transfer fixing member, transfer fixing device and image forming apparatus | Takashi Fujita, Hiromitsu Takagaki, Takashi Seto, Shin Kayahara, Atsushi Nagata | 2011-06-28 |
| 7869752 | Cleaning device, fixing device, and image forming apparatus | Shin Kayahara, Takashi Fujita, Takeshi Takemoto, Hiromitsu Takagaki, Takashi Seto +1 more | 2011-01-11 |
| 7856201 | Image transfer fixation apparatus and image formation apparatus | Hiromitsu Takagaki, Takashi Fujita, Shin Kayahara, Takashi Seto, Atsushi Nagata +1 more | 2010-12-21 |
| 7790343 | Process, toner, process cartridge and apparatus for developing a toner image | Hiromitsu Takagaki, Takashi Fujita, Atsushi Nakafuji, Hiromi Tamura, Shin Kayahara +3 more | 2010-09-07 |
| 7725056 | Triboelectric charging device and field assisted toner transporter | Hideki Kosugi, Ichiro Kadota, Takeo Tsukamoto | 2010-05-25 |
| 7724394 | Image forming apparatus and image forming method using pseudo half tone processing with different resolutions | Kei Yasutomi, Jun Yura, Hideki Kosugi, Hirokatsu Suzuki, Kohichi Katoh +2 more | 2010-05-25 |
| 7711301 | Image transfer device for image forming apparatus | Takeshi Takemoto, Takashi Seto, Katsuaki Miyawaki, Takashi Fujita, Hiromitsu Takagaki +3 more | 2010-05-04 |
| 7711300 | Image forming apparatus | Atsushi Nakafuji, Takashi Fujita, Shin Kayahara, Hiromitsu Takagaki, Takashi Seto +2 more | 2010-05-04 |
| 7643767 | Transfer-fixing unit and image forming apparatus for enhanced image quality | Takashi Seto, Takeshi Takemoto, Takashi Fujita, Katsuaki Miyawaki, Hiromitsu Takagaki +3 more | 2010-01-05 |
| 7620336 | Apparatus and method for fixing an image | Jun Yura, Koichi Kato, Hiroshi Nakai, Kei Yasutomi, Hideki Kosugi +2 more | 2009-11-17 |
| 7613419 | Image forming apparatus and image forming method characterized by a particular nip time | Takashi Fujita, Hideki Kosugi, Ichiro Kadota, Atsushi Nakafuji, Hiromitsu Takagaki | 2009-11-03 |
| 7551882 | Image forming apparatus equipping improved transfer fixing apparatus | Takashi Seto, Takashi Fujita, Katsuaki Miyawaki, Shin Kayahara, Atsushi Nakafuji +2 more | 2009-06-23 |
| 7412190 | Developing apparatus, process cartridge, and image forming apparatus | Ichiro Kadota, Hideki Kosugi, Keisuke Uchida | 2008-08-12 |
| 7407576 | Separating agent for an optical enantiomeric isomer | Shinsuke Suzuki, Atsushi Onishi | 2008-08-05 |
| 7340204 | Color image forming apparatus and process cartridge therefor | Yasushi Nakazato, Masaaki Yamada, Takeo Yamaguchi, Nekka Matsuura, Akio Kutsuwada +1 more | 2008-03-04 |
| 7313336 | Method and apparatus for image forming capable of effectively recycling toner | Ichiro Kadota, Atsushi Shinozaki, Nekka Matsuura, Hisashi Shoji, Nobutaka Takeuchi +3 more | 2007-12-25 |