Issued Patents All Time
Showing 51–75 of 114 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7254347 | Electrophotographic image forming apparatus and unit | Hideki Matsumoto, Masaki Ojima, Minoru Matsuguma, Katsuhiro Kojima | 2007-08-07 |
| 7244514 | Corrosion resistant part | Masaaki Hara, Wataru Yamauchi, Masayoshi Kihara | 2007-07-17 |
| 7003233 | Image forming apparatus with a toner replenishing control feature based on stored toner density and fluidity information, related method, and developing agent replenishing container for same | Hisayoshi Kojima, Akiyoshi Fujita | 2006-02-21 |
| 6980755 | Recycling method for developer supplying unit including the step of driving a feeding member in a direction to feed developer from a developer supply port to a developer accommodating portion | Atsushi Numagami, Akiyoshi Fujita | 2005-12-27 |
| 6968147 | Process cartridge whose sealing tape is removed when mounted to image forming apparatus and image forming apparatus to which the cartridge is mounted | Akiyoshi Fujita | 2005-11-22 |
| 6895832 | Power transmission system | Sunao Ishihara, Toshiharu Kumagai, Isamu Sunaga | 2005-05-24 |
| 6873815 | Part of an image forming apparatus and a unit having a groove covered with a brush member | Akiyoshi Fujita, Nobuharu Hoshi | 2005-03-29 |
| 6865357 | Drive transmission mechanism for transmitting drive to processing means and cartridge provided with same | Akiyoshi Fujita, Nobuharu Hoshi | 2005-03-08 |
| 6839534 | Image forming apparatus and developer supply container removably mountable in image forming apparatus | Hisayoshi Kojima, Hironobu Isobe, Takashi Yahagi | 2005-01-04 |
| 6754461 | Developer charging device | Nobuharu Hoshi, Akiyoshi Fujita | 2004-06-22 |
| 6713017 | Metal-flake manufacturing apparatus | Hiroki Yoshizawa, Kiyoshi Nebashi | 2004-03-30 |
| 6701113 | Developer carrying member, developer replenishment container and image forming apparatus | Akiyoshi Fujita, Nobuharu Hoshi | 2004-03-02 |
| 6687478 | Developer replenishing apparatus and image forming apparatus provided with the same | Satoshi Sugita | 2004-02-03 |
| D478616 | Toner cartridge | Akiyoshi Fujita | 2003-08-19 |
| 6564029 | Cartridge having developer supply opening and image forming apparatus usable therewith | Hisayoshi Kojima, Hironobu Isobe, Takashi Yahagi | 2003-05-13 |
| 6556800 | Developer supply container and image forming apparatus capable of mounting the container thereon | Hironobu Isobe, Akiyoshi Fujita | 2003-04-29 |
| 6549735 | Developing apparatus with longitudinal end leakage preventing member in contact with smooth surface part of a developer carrying member | Akiyoshi Fujita, Tadashi Horikawa | 2003-04-15 |
| 6460338 | Absorption waste-heat recovery system | Masatoshi Katayama, Takafumi Origane | 2002-10-08 |
| 6418292 | Developer replenishing container with movable shutter feature, cartridge and image forming apparatus employing developer replenishing container | Hironobu Isobe, Akiyoshi Fujita | 2002-07-09 |
| 6394210 | Temperature controller for vehicular battery | Toyotaka Hirao, Hiroshi Mizutani, Gregory A. Major, June Bian | 2002-05-28 |
| 6357541 | Circulation apparatus for coolant in vehicle | Toyotaka Hirao, Hiroshi Mizutani, Gregory A. Major, June Bian | 2002-03-19 |
| 6332497 | Vehicular air conditioner | Kazuki Niwa, Ryosaku Akimoto, Gregory A. Major, Xin Zeng | 2001-12-25 |
| 6324370 | Electrophotographic image forming apparatus detachably mounting a developer replenishing container or in which a plurality of cartridges and developer replenishing containers are attachably and detachably positioned | Hironobu Isobe, Akiyoshi Fujita | 2001-11-27 |
| 6321697 | Cooling apparatus for vehicular engine | Hiroshi Mizutani, Gregory A. Major, June Bian | 2001-11-27 |
| 6272300 | Remanufacturing method for process cartridge, process cartridge and image forming apparatus | Yasuo Fujiwara, Hideshi Kawaguchi, Hiroaki Miyake, Yoshiya Nomura | 2001-08-07 |