Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9399857 | Communication device and working vehicle provided with the same | Motoi Ishidou, Yasushi Tsushimi | 2016-07-26 |
| 9230144 | Communication device and working vehicle provided with the same | Motoi Ishidou, Yasushi Tsushimi | 2016-01-05 |
| 8408830 | Image forming apparatus | Satoshi Ogata, Jun Onishi | 2013-04-02 |
| 8238794 | Image forming apparatus with drive device generating reverse phase variation | Satoshi Ogata, Jun Onishi | 2012-08-07 |
| 8223386 | Image forming apparatus with detecting devices for image positioning on reversed sheet | Hiroshi Oyama, Utami Soma, Atsushi Takahashi, Tadashi Matsudaira, Youbao Peng | 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, Youbao Peng, Hiroshi Oyama | 2011-11-01 |
| 7775520 | Paper sheet conveyance apparatus and image forming apparatus | Tadashi Matsudaira, Masaaki Goto, Hiroshi Oyama, Masayuki Watanabe | 2010-08-17 |
| 7751742 | Image forming apparatus and image forming system | Tadashi Matsudaira, Utami Soma, Atsushi Takahashi, Youbao Peng, Hiroshi Oyama | 2010-07-06 |
| 7634210 | Cleaning system for an image forming apparatus for margin-less printing and control method thereof | Utami Soma, Atsushi Takahashi, Tadashi Matsudaira, Youbao Peng, Hiroshi Oyama | 2009-12-15 |
| 7457009 | Image reading apparatus and image forming apparatus | Hiroshi Oyama, Tadashi Matsudaira, Katsunori Takahashi, Masayuki Watanabe | 2008-11-25 |
| 7181149 | Image forming apparatus | Norio Joichi, Tadashi Matsudaira, Youbao Peng, Hiroshi Oyama, Katsunori Takahashi +3 more | 2007-02-20 |
| 7154517 | Image forming apparatus | Tadashi Matsudaira, Hiroshi Oyama, Katsunori Takahashi, Masayuki Watanabe | 2006-12-26 |