HJ

Heung-kyu Jang

Samsung: 18 patents #7,482 of 75,807Top 10%
KT Kwangju Institute Of Science And Technology: 1 patents #22 of 91Top 25%
Overall (All Time): #223,785 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
9456097 Image forming apparatus Yong-kon Jo, Myoung-Jin Kim 2016-09-27
9374484 Image forming apparatus Yong-kon Jo, Myoung-Jin Kim 2016-06-21
9197774 Image forming apparatus Yong-kon Jo, Myoung-Jin Kim 2015-11-24
8626052 Image forming apparatus including a reversing feeding unit 2014-01-07
8401458 Image forming apparatus including a reversing feeding unit 2013-03-19
7519313 Paper jam removing structure for image forming apparatus 2009-04-14
7486906 Electrophotographic printer having removable photosensitive drum unit Heung-sup Jeong, Se-hyun Lyu, Byeong-hwa Ahn, Woo Chul Jung, Young Min Yoon +2 more 2009-02-03
7427062 Automatic document feeder and image reading apparatus using the same 2008-09-23
7321381 Image forming apparatus and contamination prevention member for use therein Se-hyun Lyu, Woo Chul Jung 2008-01-22
7289749 Electrophotographic printer Se-hyun Lyu, Heung-sup Jeong, Byeong-hwa Ahn, Woo Chul Jung, Young Min Yoon +2 more 2007-10-30
7082281 Electrophotographic printer having movable pre-transfer erasing unit Woo Chul Jung, Heung-sup Jeong, Byeong-hwa Ahn, Se-hyun Lyu, Young Min Yoon +2 more 2006-07-25
7076187 Electrophotographic printer Heung-sup Jeong, Se-hyun Lyu, Jae Myoung Choi, Jin Soo Lee, Woo Chul Jung +2 more 2006-07-11
6978104 Paper feeder and a printer employing the same 2005-12-20
6315280 Paper feeding apparatus of a multi-functional machine 2001-11-13
6305771 Multi-functional apparatus 2001-10-23
6227533 Multi-functional sheet feeding apparatus 2001-05-08
6199855 Paper feeding apparatus for office automation system Sang-Won Choeng, Jin-Ho Park, Seung-Taik Hwang 2001-03-13
6169297 Metal thin film with ohmic contact for light emit diodes Ja Soon Jang, Hyo Keun Kim, Seong Ju Park, Tae-yeon Seong 2001-01-02
6089562 Device for feeding a recordable paper to an image forming apparatus Seung-Taik Hwang 2000-07-18
6059282 Auto sheet feed device for office automation systems 2000-05-09