Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8849173 | Developer collecting device which reduces clogging of filter and image forming apparatus | Kiyotoshi Kaneyama, Masatoshi Yamada, Kazuyuki Yagata, Yoshihiro Enomoto | 2014-09-30 |
| 8798495 | Image forming apparatus and image forming method with controllable suction | Hiroyuki Koide, Kazuyuki Yagata | 2014-08-05 |
| 8750747 | Developer collecting device and image forming apparatus | Kazuyuki Yagata, Masaaki Tokunaga, Kiyotoshi Kaneyama, Masatoshi Yamada, Yoshihiro Enomoto +1 more | 2014-06-10 |
| 8554120 | Image forming apparatus and computer readable medium storing program | Yoshihisa Nakao, Yoshihiro Enomoto, Katsuya Takenouchi, Yoshiya Mashimo, Hiroyuki Koide +4 more | 2013-10-08 |
| 8385770 | Developer recovery device and image forming device | Masatoshi Yamada, Yoshihiro Enomoto, Katsuya Takenouchi, Yoshihisa Nakao, Kazuyuki Yagata +2 more | 2013-02-26 |
| 8272642 | Warpage leveling unit, warpage leveling device, image forming apparatus and warpage leveling processing program | Takashi Kawabata, Masaaki Takahashi, Nobuo Hyakutake, Taku Fukuhara | 2012-09-25 |
| 8113515 | Paper sheet transporting device and image forming apparatus using the same | Tsutomu Komiyama, Kazutoshi Sugitani, Kiyotoshi Kaneyama | 2012-02-14 |
| 8045869 | Primary transfer device and image forming apparatus having the same | Kiyotoshi Kaneyama, Kazutoshi Sugitani, Masaaki Takahashi, Tadakazu Edure | 2011-10-25 |
| 7177585 | Image forming apparatus and method | Satoshi Matsuzaka, Keiji Yamamoto, Satoru Torimaru, Takashi Kawabata, Masaaki Takahashi +2 more | 2007-02-13 |
| 7003237 | Image formation system, method for determining image formation condition and storage medium storing program therefor | Yoko Miyamoto, Takashi Kawabata, Keiji Yamamoto, Satoru Torimaru, Masaaki Takahashi +2 more | 2006-02-21 |
| 6973272 | Image forming apparatus and method | Keiji Yamamoto, Ryo Ando, Toshiyuki Kazama, Satoru Torimaru, Takashi Kawabata +4 more | 2005-12-06 |
| 6904262 | Double-faced image formation system | Masaaki Takahashi, Keiji Yamamoto, Satoru Torimaru, Yoko Miyamoto, Kiyotoshi Kaneyama +2 more | 2005-06-07 |