Issued Patents All Time
Showing 51–69 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9052652 | Fixing device including a friction reducer and an image forming apparatus including the fixing device | Tomohiko Fujii, Shigeo Nanno, Minoru Toyoda, Hitoshi Fujiwara, Yasuharu Kawarasaki | 2015-06-09 |
| 9046843 | Fixing device and image forming apparatus | Tomohiko Fujii, Shigeo Nanno, Yutaka Naitoh, Minoru Toyoda, Hitoshi Fujiwara +1 more | 2015-06-02 |
| 9008559 | Fixing device with mechanism capable of heating belt effectively and image forming apparatus incorporating same | Shigeo Nanno, Tomohiko Fujii, Yutaka Naitoh, Minoru Toyoda, Hitoshi Fujiwara | 2015-04-14 |
| 8983323 | Color image forming apparatus with a line velocity difference set between image carriers | Takeshi Yamashita, Yuji Nagatomo, Naoki Nakatake, Yasuhiro Fujiwara, Takafumi Miyazaki +5 more | 2015-03-17 |
| 8971743 | Image forming apparatus and image forming method | Takafumi Miyazaki, Naoki Nakatake, Yuji Nagatomo, Yasuhide Matsuno, Takahiro Sanada +3 more | 2015-03-03 |
| 8805222 | Image developing device, process cartridge including image developing device, and image forming device including image developing device | Naoki Nakatake, Tomohiro Kubota, Shoh Tsuritani, Yuji Nagatomo, Yasuhide Matsuno +7 more | 2014-08-12 |
| 8693936 | Fixing device and image forming apparatus incorporating same | Shigeo Nanno, Tomohiko Fujii, Yutaka Naitoh, Minoru Toyoda | 2014-04-08 |
| 8583025 | Image forming apparatus which decreases a sheet transportation speed difference between a registration device and a transfer device | Tomohiko Fujii, Masashi Yamamoto | 2013-11-12 |
| 8233823 | Belt device and image forming apparatus | Takafumi Miyazaki, Mitsutoshi Kichise, Takeshi Yamashita | 2012-07-31 |
| 7869751 | Transfer device and image forming apparatus | Takeshi Yamashita, Takafumi Miyazaki, Yuuji Meguro | 2011-01-11 |
| 7801471 | Transfer unit and image forming apparatus | Atsushi Takehara | 2010-09-21 |
| 7778573 | Image forming apparatus and process cartridge | Takeshi Yamashita, Takafumi Miyazaki, Yoshie Tsuchida | 2010-08-17 |
| 7735634 | Belt device and image forming apparatus | Takafumi Miyazaki, Mitsutoshi Kichise, Takeshi Yamashita | 2010-06-15 |
| 7734235 | Image forming apparatus including a metallic driving roller | Atsushi Takehara, Akihiro Kawasaki, Yoshie Iwakura, Takafumi Miyazaki | 2010-06-08 |
| 7702248 | Powder container, toner container, and image forming apparatus | Tomofumi Inoue, Takafumi Miyazaki | 2010-04-20 |
| 7636539 | Tandem intermediate-transfer type image forming apparatus | Akihiro Kawasaki, Atsushi Takehara, Yoshie Iwakura, Takafumi Miyazaki | 2009-12-22 |
| 7599633 | Image forming apparatus dust container including dust conveyance members | Tomofumi Inoue, Takafumi Miyazaki, Takeshi Sakashita, Yuuji Meguro, Takeru Muramatsu +1 more | 2009-10-06 |
| 7499669 | Transfer unit and image forming apparatus | Atsushi Takehara | 2009-03-03 |
| 7428400 | Primary transfer unit of image forming apparatus | Yoshie Iwakura, Akihiro Kawasaki, Atsushi Takehara, Takafumi Miyazaki | 2008-09-23 |