| Patent | Date |
|---|
Light Diffuser Plate And Process For Production Of Light Diffuser Plate
App 20100284170 - Awaji; Toshio ; et al. | 2010-11-11 |
Image forming apparatus having a detachable cartridge including a photoconductive drum with axis shaft having a minimal rotational eccentricity, and a method of assembling the image forming apparatus
Grant 7,272,342 - Nagashima , et al. September 18, 2 | 2007-09-18 |
Image forming apparatus
Grant 7,212,773 - Sudo , et al. May 1, 2 | 2007-05-01 |
Image forming apparatus having a detachable cartridge including a photoconductive drum with axis shaft having a minimal rotational eccentricity, and a method of assembling the image forming apparatus
App 20060275053 - Nagashima; Hiroyuki ; et al. | 2006-12-07 |
Developer regulating member, developing device, electrophotographic image forming process cartridge, and image forming apparatus including the developer regulating member
Grant 7,043,182 - Sakai , et al. May 9, 2 | 2006-05-09 |
Developing device using a developer carrier formed with grooves and image forming apparatus including the same
Grant 6,925,277 - Sugihara August 2, 2 | 2005-08-02 |
Image forming apparatus
App 20050111882 - Sudo, Kazuhisa ; et al. | 2005-05-26 |
Image forming apparatus having a detachable cartridge including a photoconductive drum with axis shaft having a minimal rotational eccentricity, and a method of assembling the image forming apparatus
App 20050031374 - Nagashima, Hiroyuki ; et al. | 2005-02-10 |
Developing device and method for performing effective charging and mixing of developer and image forming apparatus using the developing device
Grant 6,763,214 - Sugihara July 13, 2 | 2004-07-13 |
Developer regulating member, developing device, electrophotographic image forming process cartridge, and image forming apparatus including the developer regulating member
App 20040114971 - Sakai, Kiyotaka ; et al. | 2004-06-17 |
Developing device and image forming apparatus using the same
Grant 6,751,433 - Sugihara June 15, 2 | 2004-06-15 |
Developing device using a developer carrier formed with grooves and image forming apparatus including the same
App 20040028428 - Sugihara, Kazuyuki | 2004-02-12 |
Developing device performing effective charging and mixing of developer and image forming apparatus using the developing device
App 20040028426 - Sugihara, Kazuyuki | 2004-02-12 |
Method and apparatus for image forming capable of performing an effective mixing of development agent
Grant 6,615,014 - Sugihara September 2, 2 | 2003-09-02 |
Developing device and image forming apparatus using the same
App 20030072591 - Sugihara, Kazuyuki | 2003-04-17 |
Image forming apparatus having an improved developer-supplying mechanism and method thereof
Grant 6,336,020 - Ishikawa , et al. January 1, 2 | 2002-01-01 |
Method and apparatus for image forming capable of performing an effective mixing of development agent
App 20010021324 - Sugihara, Kazuyuki | 2001-09-13 |
Image forming apparatus with control over developing unit during an idle running of an intermediate image transfer body
Grant 6,226,481 - Yoneda , et al. May 1, 2 | 2001-05-01 |
Image forming apparatus including a preventing mechanism for preventing a developing unit from rotating
Grant 6,122,469 - Miura , et al. September 19, 2 | 2000-09-19 |
Image forming apparatus having an improved developer-supplying mechanism and method thereof
Grant 6,104,900 - Ishikawa , et al. August 15, 2 | 2000-08-15 |
PC drum integrated revolving type developing unit with pull-out supporter
Grant 6,072,967 - Sugihara , et al. June 6, 2 | 2000-06-06 |
Image forming apparatus having improved developer limiting member
Grant 6,070,037 - Sugihara , et al. May 30, 2 | 2000-05-30 |
PC drum integrated revolving type developing unit with pull-out supporter
Grant 5,991,569 - Sugihara , et al. November 23, 1 | 1999-11-23 |
Rotary developing device for an image forming apparatus
Grant 5,956,549 - Sugihara , et al. September 21, 1 | 1999-09-21 |
Rotary developing device for an image forming apparatus
Grant 5,850,586 - Sugihara , et al. December 15, 1 | 1998-12-15 |
Color image forming device which changes developing bias when switching between developer units
Grant 5,826,146 - Maruta , et al. October 20, 1 | 1998-10-20 |
Rotary developing device for an image forming apparatus
Grant 5,787,328 - Sugihara , et al. July 28, 1 | 1998-07-28 |
Toner container for a rotary developing device
Grant 5,768,664 - Kosuge , et al. June 16, 1 | 1998-06-16 |
Developing device for image forming apparatus and toner container therefor
Grant 5,765,059 - Kosuge , et al. June 9, 1 | 1998-06-09 |
Image forming apparatus for supplying power to members of a rotary developing device
Grant 5,761,576 - Sugihara , et al. June 2, 1 | 1998-06-02 |
Toner container for a rotary developing device
Grant 5,758,235 - Kosuge , et al. May 26, 1 | 1998-05-26 |
Color image forming device which changes developing bias when switching between developer units
Grant 5,671,470 - Maruta , et al. September 23, 1 | 1997-09-23 |
Rotary developing device for an image forming apparatus
Grant 5,657,115 - Sugihara August 12, 1 | 1997-08-12 |
Image forming apparatus for supplying power to members of a rotary developing device
Grant 5,646,721 - Sugihara , et al. July 8, 1 | 1997-07-08 |
Image forming apparatus having rotary developing device
Grant 5,617,198 - Ishikawa , et al. April 1, 1 | 1997-04-01 |
Submodular unit for use in a modular rotary developing apparatus
Grant 5,612,769 - Sugihara , et al. March 18, 1 | 1997-03-18 |
Method of removing a film from an image carrier
Grant 4,975,748 - Koinuma , et al. December 4, 1 | 1990-12-04 |
| 