Issued Patents All Time
Showing 101–118 of 118 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8600277 | Fixing device and image forming apparatus incorporating same | Masaaki Yoshikawa, Yoshiki Yamaguchi, Toshihiko Shimokawa, Kenji Ishii, Naoki Iwaya +6 more | 2013-12-03 |
| 8588638 | Fixing device and image forming apparatus incorporating same | Naoki Iwaya, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tetsuo Tokuda +6 more | 2013-11-19 |
| 8588668 | Fixing device and image forming apparatus incorporating same | Kenji Ishii, Masaaki Yoshikawa, Yoshiki Yamaguchi, Toshihiko Shimokawa, Naoki Iwaya +6 more | 2013-11-19 |
| 8543025 | Fixing device and image forming apparatus incorporating same | Yutaka Ikebuchi, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Naoki Iwaya +6 more | 2013-09-24 |
| 8488992 | Development device, process cartridge, and image forming apparatus | Ichiro Kadota, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Satoru Yoshida | 2013-07-16 |
| 8369738 | Toner container and image forming apparatus | Ichiro Kadota, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Nobuyuki Taguchi +1 more | 2013-02-05 |
| 8326180 | Development device, process cartridge, and image forming apparatus | Yoshihiro Fujiwara, Yasuo Miyoshi, Norio Kudo | 2012-12-04 |
| 8242061 | Lubricity maintaining image forming apparatus and process cartridge | Kenji Sugiura | 2012-08-14 |
| 8238801 | Developing device, process cartridge, method and image forming apparatus for developing an electrostatic latent image on an image carrier | Yasuo Miyoshi, Yoshihiro Fujiwara, Norio Kudo | 2012-08-07 |
| 8084181 | Carrier and method for producing the same, developer and image forming method | Ryota Inoue, Masayuki Ishii, Yoshihiro Moriya, Shingo Sakashita, Chiaki Tanaka | 2011-12-27 |
| 7824834 | Toner for developing electrostatic image, method for preparing the toner, and image forming method and apparatus using the toner | Junichi Awamura, Akinori Saitoh, Masahide Yamada, Toyoshi Sawada, Tomomi Suzuki | 2010-11-02 |
| 7799498 | Toner used for image forming apparatus | Junichi Awamura, Tomomi Suzuki, Toyoshi Sawada, Masahide Yamada | 2010-09-21 |
| 7695878 | Image forming apparatus, process cartridge and toner for use in the image forming apparatus | Toyoshi Sawada, Tomomi Suzuki, Tsuneyasu Nagatomo, Satoshi Kojima | 2010-04-13 |
| 7603071 | Lubricity maintaining image forming apparatus and process cartridge | Kenji Sugiura | 2009-10-13 |
| 7593682 | Image forming apparatus, image forming method, and process cartridge | Takahiko Tokumasu, Kenji Sugiura, Daichi Yamaguchi | 2009-09-22 |
| 7505728 | Lubricant applying unit, process cartridge, image forming apparatus, and image forming method | Daichi Yamaguchi, Kenji Sugiura, Takahiko Tokumasu, Katsuhiko Tani, Yumiko Yagi | 2009-03-17 |
| 7496324 | Lubricant applying unit and image forming apparatus | Kenji Sugiura, Takahiko Tokumasu, Daichi Yamaguchi | 2009-02-24 |
| 7209699 | Lubricant applying unit, process cartridge, image forming apparatus, and image forming method | Daichi Yamaguchi, Kenji Sugiura, Takahiko Tokumasu, Katsuhiko Tani, Yumiko Yagi | 2007-04-24 |