Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8841051 | Full color image forming method using two cyan toners | Shiro Hirano, Naohiro Hirose, Miyuki Murakami, Youhei Ohno | 2014-09-23 |
| 8663884 | Orange toner for developing electrostatic charge images | Yohei Ohno, Miyuki Murakami | 2014-03-04 |
| 8570597 | Image forming apparatus and image forming method which enhance graininess and also reduce a total toner amount without deteriorating image quality in image formation using toner of high chroma | Koji Washio, Hidemasa Sawada | 2013-10-29 |
| 8431295 | Toner for developing electrostatic image, full color toner kit, and image formation method | Hiroyuki Yasukawa, Hiroshi Yamazaki | 2013-04-30 |
| 8236472 | Image forming method | Tatsuya FUJISAKI, Shinya Obara, Natsuko Kusaka | 2012-08-07 |
| 8178267 | Electrophotographic toner | Naohiro Hirose, Meizo Shirose, Shiro Hirano, Shinya Obara | 2012-05-15 |
| 8084175 | Electrophotographic toner set | Naohiro Hirose, Shinya Obara, Tatsuya FUJISAKI, Yohei Ohno | 2011-12-27 |
| 7910273 | Image forming method | Masahiko Nakamura, Masahiro Anno, Tomoko Mine, Kenichi ONAKA, Eiichi Yoshida | 2011-03-22 |
| 7807325 | Toner for use in electrostatic image development | Eiichi Yoshida, Masahiko Nakamura, Tomoko Mine, Kenichi ONAKA | 2010-10-05 |
| 7767092 | Decolorization method of colored effluent | Eiichi Yoshida, Masahiko Nakamura | 2010-08-03 |
| 7727698 | Image forming method | Eiichi Yoshida, Masahiko Nakamura, Masahiro Anno, Tomoko Mine, Kenichi ONAKA | 2010-06-01 |
| 7598013 | Electrostatic image developing toner | Eiichi Yoshida, Masahiko Nakamura, Tomoko Mine, Kenichi ONAKA | 2009-10-06 |
| 7556905 | Electrostatic charge image developing toner | Eiichi Yoshida, Masahiko Nakamura, Tomoko Mine, Kenichi ONAKA | 2009-07-07 |
| 7018763 | Static latent image developing toner, developer and image forming method | Yoshiyasu Matsumoto, Ken Ohmura, Tatsuya Nagase | 2006-03-28 |
| 6753122 | Toner for developing static latent image to form color image | Ken Ohmura, Ryuji Kitani, Yasuko Yamauchi | 2004-06-22 |
| 6485878 | Image forming method | Tatsuya Nagase, Meizo Shirose, Asao Matsushima, Kazuhisa Horiuch, Hiroshi Yamazaki +1 more | 2002-11-26 |
| 6153345 | Colored toner for electrophotography | Meizo Shirose | 2000-11-28 |
| 6042978 | Image-forming method | Yoshiaki Kobayashi, Meizo Shirose, Hiroshi Yamazaki | 2000-03-28 |
| 5916721 | Colored toner for electrophotography | Yoshiaki Kobayashi, Meizo Shirose | 1999-06-29 |
| 5817443 | Toner for static charge developing and fixing method | Asao Matsushima, Shigenori Kouno, Kazuya Isobe, Yoshiaki Kobayashi, Meizo Shirose | 1998-10-06 |
| 5715507 | Color image forming process with control gloss | Yoshiaki Kobayashi, Meizo Shirose, Kazuya Isobe, Yoshiki Nishimori, Hiroshi Yamazaki | 1998-02-03 |