Noh; Joo-hwan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Noh; Joo-hwan.The latest application filed is for "developing device and electrophotographic image forming apparatus including the same".

Company Profile

2.38.31

Noh; Joo-hwan - Yongin-si N/A KR
- Yongin-si KR
Noh; Joo-Hwan - Kyunggi-do N/A KR
Noh; Joo-hwan - Gyeonggi-do KR
Noh; Joo-Hwan - Seoul KR
Noh, Joo-hwan - Yongin-city KR
Noh; Joo-hwan - Suwon KR
Noh, Joo-hwan - Suwon-city KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Developing unit containing multiple supply rollers and image forming apparatus using the same Grant 9,020,404 - Kim , et al. April 28, 2	2015-04-28
Developing device and electrophotographic image forming apparatus including the same Grant 8,983,341 - Moon , et al. March 17, 2	2015-03-17
Developing unit and image forming apparatus employing the same Grant 8,923,736 - Kim , et al. December 30, 2	2014-12-30
Developing unit and image forming apparatus employing the same Grant 08923736 -	2014-12-30
Process cartridge and image forming apparatus having the same Grant 8,670,690 - Jang , et al. March 11, 2	2014-03-11
Toner cartridge for a printer Grant D692,944 - Noh , et al. November 5, 2	2013-11-05
Toner cartridge for a printer Grant D692,945 - Noh , et al. November 5, 2	2013-11-05
Developing cartridge, image forming apparatus, and method of mounting/demounting developing cartridge to/from image forming apparatus Grant 8,457,524 - Cheon , et al. June 4, 2	2013-06-04
Developing Device And Electrophotographic Image Forming Apparatus Including The Same App 20130129389 - MOON; Ji-won ; et al.	2013-05-23
Developing cartridge and image forming apparatus including the same Grant 8,295,731 - Noh October 23, 2	2012-10-23
Process Cartridge And Image Forming Apparatus Having The Same App 20120177400 - JANG; Ho Jin ; et al.	2012-07-12
Developing apparatus, image forming apparatus having the same, and developer supplying method for a developing apparatus Grant 8,213,838 - Noh , et al. July 3, 2	2012-07-03
Developing cartridge, image forming apparatus having the same, and printing method for an image forming apparatus Grant 8,155,558 - Noh , et al. April 10, 2	2012-04-10
Developing Unit And Image Forming Apparatus Employing The Same App 20120051799 - KIM; Jin-hong ; et al.	2012-03-01
Developing unit and image forming apparatus employing the same App 20120045253 - Kim; Jin-hong ; et al.	2012-02-23
Developing apparatus and image forming apparatus having the same Grant 8,081,900 - Noh December 20, 2	2011-12-20
Image forming apparatus with developing device support structure Grant 8,055,155 - Noh November 8, 2	2011-11-08
Cover member, developing cartridge and developing unit for image forming apparatus Grant 7,890,022 - Kweon , et al. February 15, 2	2011-02-15
Developer cartridge, developing unit and image forming apparatus having the same Grant 7,881,624 - Kweon , et al. February 1, 2	2011-02-01
Detachable developer capable of maintaining nip App 20100278555 - Noh; Joo-hwan	2010-11-04
Detachable developer having development unit supported at three positions Grant 7,783,229 - Noh August 24, 2	2010-08-24
Manufacturing method of developing unit, developing unit, and image forming device Grant 7,778,571 - Noh , et al. August 17, 2	2010-08-17
Developing unit having foldable handle and image forming apparatus having the same Grant 7,761,030 - Ahn , et al. July 20, 2	2010-07-20
Developing apparatus, image forming apparatus having the same, and assembling method of a developing apparatus Grant 7,751,745 - Noh , et al. July 6, 2	2010-07-06
Photoconductive drum driving gear device usable with image forming apparatus Grant 7,664,431 - Jang , et al. February 16, 2	2010-02-16
Developing device for printer Grant D600,276 - Noh , et al. September 15, 2	2009-09-15
Developer Cartridge, Developing Unit And Image Forming Apparatus Having The Same App 20090214230 - KWEON; Dae-seob ; et al.	2009-08-27
Cover Member, Developing Cartridge And Developing Unit For Image Forming Apparatus App 20090214257 - KWEON; Dae-seob ; et al.	2009-08-27
Developing Cartridge, Image Forming Apparatus Having The Same, And Printing Method For An Image Forming Apparatus App 20090214227 - NOH; Joo-Hwan ; et al.	2009-08-27
Developing Apparatus, Image Forming Apparatus Having The Same, And Developer Supplying Method For A Developing Appparatus App 20090214268 - NOH; Joo-Hwan ; et al.	2009-08-27
Image forming apparatus and a paper feeding apparatus for the same Grant 7,570,914 - Kim , et al. August 4, 2	2009-08-04
Developing Cartridge, Image Forming Apparatus, And Method Of Mounting/demounting Developing Cartridge To/from Image Forming Apparatus App 20090087218 - Cheon; Yong-ju ; et al.	2009-04-02
Developing Apparatus, Image Forming Apparatus Having The Same, And Assembling Method Of A Developing Apparatus App 20090022512 - NOH; Joo-hwan ; et al.	2009-01-22
Image forming apparatus having a gap regulating mechanism to regulate a gap between a photosensitive drum and a developing roller Grant 7,437,094 - Noh October 14, 2	2008-10-14
Detachable developer capable of maintaining nip App 20080212995 - Noh; Joo-hwan	2008-09-04
Developing Cartridge And Image Forming Apparatus Including The Same App 20080181659 - NOH; Joo-hwan	2008-07-31
Detachable developer capable of maintaining nip Grant 7,406,275 - Noh July 29, 2	2008-07-29
Developing Apparatus And Image Forming Apparatus Having The Same App 20080080891 - NOH; Joo-hwan	2008-04-03
Cleaning apparatus and image forming apparatus using the same Grant 7,340,211 - Kweon , et al. March 4, 2	2008-03-04
Developing unit having foldable handle and image forming apparatus having the same App 20080025756 - Ahn; Byung-Sun ; et al.	2008-01-31
Developing unit having foldable handle and image forming apparatus having the same Grant 7,292,803 - Ahn , et al. November 6, 2	2007-11-06
Detachable developing apparatus and driving apparatus of the same Grant 7,283,769 - Noh October 16, 2	2007-10-16
Image photographing apparatus having a developing unit comprising plural units Grant 7,277,661 - Kim , et al. October 2, 2	2007-10-02
Toner cartridge for printer Grant D546,382 - Noh , et al. July 10, 2	2007-07-10
Image forming apparatus Grant 7,242,889 - Ahn , et al. July 10, 2	2007-07-10
Image forming apparatus App 20070036580 - Noh; Joo-hwan	2007-02-15
Doctor blade and development unit having the same App 20060263117 - Kim; Young-min ; et al.	2006-11-23
Manufacturing method of developing unit, developing unit, and image forming device App 20060239713 - Noh; Joo-hwan ; et al.	2006-10-26
Image forming apparatus and an image forming method using the same App 20060087548 - Noh; Joo-hwan	2006-04-27
Photoconductive drum driving gear device usable with image forming apparatus App 20060078352 - Jang; Kyung-hwan ; et al.	2006-04-13
Image forming apparatus and a paper feeding apparatus for the same App 20060072951 - Kim; Hyun-ho ; et al.	2006-04-06
Cleaning apparatus and image forming apparatus using the same App 20060051143 - Kweon; Dae-seob ; et al.	2006-03-09
Developing unit having foldable handle and image forming apparatus having the same App 20060045567 - Ahn; Byung-Sun ; et al.	2006-03-02
Image forming apparatus App 20050276629 - Ahn, Byung-sun ; et al.	2005-12-15
Detachable developer capable of maintaining nip App 20050265748 - Noh, Joo-hwan	2005-12-01
Image photographing apparatus having a developing unit comprising plural units App 20050196195 - Kim, Young-min ; et al.	2005-09-08
Detachable developing apparatus and driving apparatus of the same App 20050169670 - Noh, Joo-hwan	2005-08-04
Apparatus to drive a roller used in an electrophotographic printer App 20040253020 - Noh, Joo-hwan	2004-12-16
Coupling apparatus used with a printer or photocopier Grant 6,725,004 - Ahn , et al. April 20, 2	2004-04-20
Image forming apparatus having improved driving arrangement Grant 6,704,529 - Noh March 9, 2	2004-03-09
Coupling apparatus used with a printer or photocopier App 20030099485 - Ahn, Byeong-hwa ; et al.	2003-05-29
Developing device of electrophotographic printer App 20020114643 - Noh, Joo-Hwan	2002-08-22

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