Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10474076 | Fixing device and image forming apparatus | Masashi Sonoyama, Yoshikazu Kuribayashi, Tomoya Sato, Hiroyuki Maeda | 2019-11-12 |
| 9170537 | Fuser and image forming apparatus | Yoshikazu Kuribayashi, Etsuaki Urano, Hirotaka Kanou, Masashi Sonoyama, Tomohiro Takagi | 2015-10-27 |
| 8320807 | Image forming apparatus for forming an image on a sheet at a nip portion formed by rotary bodies | Masahiro Onodera, Junichi Hamada, Hiroshi Funabiki | 2012-11-27 |
| 8032068 | Fixing device and image forming apparatus | Naohiko Hanyu, Mikihiko Takada | 2011-10-04 |
| 7773253 | Gloss difference control in a plurality of networked image forming apparatus | — | 2010-08-10 |
| 7398036 | Image forming apparatus and image forming method | — | 2008-07-08 |
| 7327979 | Image forming apparatus | — | 2008-02-05 |
| 7200345 | Image forming apparatus with a fixing device employing a plurality of pressing members | Hisayoshi Nagase, Tetsuko Kurosu, Makoto Fujii, Naohiko Hanyu, Miho Toyoda | 2007-04-03 |
| 7187898 | Image forming apparatus having a fixing device for fixing toner including wax on a transfer sheet | Masami Maruko, Hajime Tanaka, Kazunori Katada, Masashi Saito, Toshiki Hayami | 2007-03-06 |
| 7142792 | Fixing apparatus | Hajime Tanaka, Masashi Saito, Toshiki Hayami | 2006-11-28 |
| 7079802 | Fixing device with specific surface roughness | Hajime Tanaka, Toshiki Hayami | 2006-07-18 |
| 6892034 | Image-forming apparatus for obtaining clean images | Masashi Saito, Shigetaka Kurosu | 2005-05-10 |
| 6865366 | Fixing apparatus equipped with sheet flattener | Hajime Tanaka, Toshiki Hayami | 2005-03-08 |
| 6816699 | Fixing device having heat applying rotary body and pressure applying rotary body, and image forming apparatus equipped with the fixing device | Hajime Tanaka, Toshiki Hayami | 2004-11-09 |
| 6782232 | Fixing unit for an image forming apparatus | Toshiki Hayami, Hajime Tanaka | 2004-08-24 |
| 6690906 | Fixing apparatus and image forming apparatus | Hajime Tanaka, Masami Maruko, Toshiki Hayami | 2004-02-10 |
| 6603932 | Image-forming apparatus for obtaining clean images | Masashi Saito, Shigetaka Kurosu | 2003-08-05 |
| 6603947 | Fixing device having heat applying rotary body and pressure applying rotary body, and image forming apparatus equipped with the fixing device | Hajime Tanaka, Toshiki Hayami | 2003-08-05 |
| 6529695 | Image-forming apparatus | Shigetaka Kurosu, Masashi Saito | 2003-03-04 |