Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8837962 | Image forming apparatus with function for correcting deviation of image forming position | Tadashi Matsudaira, Akihiro Hayashi, Satoshi Ogata, Eiji Nishikawa, Takashi Nara | 2014-09-16 |
| 8818248 | Image forming apparatus | Takashi Nara, Fuminori Moro, Tadashi Matsudaira, Satoshi Ogata | 2014-08-26 |
| 8639131 | Belt drive apparatus and image forming apparatus | Satoshi Ogata, Takashi Nara, Tadashi Matsudaira, Akihiro Hayashi, Eiji Nishikawa | 2014-01-28 |
| 8447211 | Image forming apparatus, image fixing device and image forming system equipped therewith | Atsushi Takahashi, Masami Maruko, Yoshihito Sasamoto | 2013-05-21 |
| 8412086 | Image forming apparatus, clear layer forming apparatus, and image forming system | Tadashi Matsudaira, Akihiro Hayashi, Satoshi Ogata, Takashi Nara, Toshiaki Tanaka | 2013-04-02 |
| 8320023 | Color image forming apparatus and control method of the same | Atsushi Takahashi | 2012-11-27 |
| 8223386 | Image forming apparatus with detecting devices for image positioning on reversed sheet | Hiroshi Oyama, Utami Soma, Atsushi Takahashi, Tadashi Matsudaira, Shinpei Kawasaki | 2012-07-17 |
| 8049931 | Image forming apparatus and image forming method for setting a margin region, a density change region, and regular density region | Atsushi Takahashi, Utami Soma, Tadashi Matsudaira, Hiroshi Oyama, Shinpei Kawasaki | 2011-11-01 |
| 7880756 | Image forming apparatus | Norio Joichi, Atsushi Takahashi, Yoshihito Sasamoto, Yoshiki Katayama, Takashi Nara | 2011-02-01 |
| 7848696 | Image forming apparatus | Utami Soma, Atsushi Takahashi | 2010-12-07 |
| 7783223 | Image forming apparatus with plurality of AC power cords | Atsushi Takahashi, Utami Soma | 2010-08-24 |
| 7751742 | Image forming apparatus and image forming system | Tadashi Matsudaira, Utami Soma, Atsushi Takahashi, Hiroshi Oyama, Shinpei Kawasaki | 2010-07-06 |
| 7646516 | Image forming apparatus and reading method of two-sided document | Yoshiki Katayama, Atsushi Takahashi, Norio Joichi, Yoshihito Sasamoto, Takashi Nara | 2010-01-12 |
| 7634210 | Cleaning system for an image forming apparatus for margin-less printing and control method thereof | Utami Soma, Atsushi Takahashi, Tadashi Matsudaira, Hiroshi Oyama, Shinpei Kawasaki | 2009-12-15 |
| 7583927 | Image forming apparatus | Atsushi Takahashi, Utami Soma | 2009-09-01 |
| 7502045 | Image forming apparatus with LED head | Norio Joichi, Atsushi Takahashi, Yoshihito Sasamoto, Yoshiki Katayama, Takashi Nara | 2009-03-10 |
| 7310485 | Temperature control of a fixing roller in an image forming apparatus | Norio Joichi, Yoshiki Katayama, Takashi Nara | 2007-12-18 |
| 7289745 | Image forming apparatus with power supply system | Takashi Nara, Norio Joichi, Yoshiki Katayama, Atsushi Takahashi, Yoshihito Sasamoto | 2007-10-30 |
| 7206527 | Information forming apparatus equipped with a fixing unit | Yoshihito Sasamoto, Atsushi Takahashi, Norio Joichi, Akifumi Isobe, Yoshiki Katayama | 2007-04-17 |
| 7193170 | Push button | Yoshihiki Katayama, Hiroomi Miyaki, Norio Joichi, Yoshihito Sasamoto, Takashi Nara | 2007-03-20 |
| 7181149 | Image forming apparatus | Norio Joichi, Tadashi Matsudaira, Hiroshi Oyama, Katsunori Takahashi, Masayuki Watanabe +3 more | 2007-02-20 |
| 7062187 | Fixing device for use in image forming apparatus | Atsushi Takahashi, Norio Joichi, Shinobu Kishi, Akifumi Isobe, Yoshiki Katayama +1 more | 2006-06-13 |
| 6522844 | Heater control apparatus and image forming apparatus having a plurality of heaters which are controlled to be changeably connected in a serial mode and a parallel mode so as to suppress flicker | Hideo Yamane, Satoshi Sakata, Hiroyuki Watanabe | 2003-02-18 |
| 6342909 | Method and apparatus for image formation while considering a position of a transfer sheet in a primary scanning direction | Norio Joichi, Hiroyuki Watanabe, Satoshi Sakata, Makoto Ui, Fumio Haibara | 2002-01-29 |
| 6263186 | Image forming apparatus and conveyance control method thereof | Akira Okamoto, Norio Joichi, Hiroyuki Watanabe, Hideo Yamane | 2001-07-17 |