DC

Durk-hyun Cho

Samsung: 27 patents #4,599 of 75,807Top 7%
KAIST: 2 patents #4,169 of 11,619Top 40%
📍 Seoul, KR: #1,817 of 39,741 inventorsTop 5%
Overall (All Time): #132,566 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
8045878 Device for fusing toner on print medium Young-min Chae, Sang-yong Han, Joong-gi Kwon, Hwan-guem Kim 2011-10-25
8032045 Fusing device heated by induced current for instantly controlling power Young-min Chae, Sang-yong Han, Hwan-guem Kim, Su-kyoung Chae 2011-10-04
7756438 Device for fusing toner on print medium Young-min Chae, Sang-yong Han, Joong-gi Kwon, Hwan-guem Kim 2010-07-13
7598476 Image forming apparatus having improved flicker characteristics and method thereof Young-min Chae, Hwan-guem Kim, Su-kyoung Chae, Sang-yong Han 2009-10-06
7565103 Device for fusing toner on print medium Young-min Chae, Joong-gi Kwon, Hwan-guem Kim, Sang-yong Han 2009-07-21
7424234 Image printer with common filter to filter common operating frequency band of fixing module and switch mode power supply module Jin Ha Kim, Hwan-guem Kim, Young-min Chae, Sang-yong Han 2008-09-09
7415234 Image fixing device of an image forming apparatus Hwan-guem Kim, Joong-gi Kwon, Young-min Chae, Sang-yong Han 2008-08-19
7369802 Fusing roller with adjustable heating area and fusing apparatus using the same Sang-yong Han, Joong-gi Kwon, Hwan-guem Kim, Young-min Chae 2008-05-06
7356299 Fusing roller and fusing apparatus having the same Hwan-guem Kim, Joong-gi Kwon, Young-min Chae, Sang-yong Han 2008-04-08
7349661 Fusing roller and fusing apparatus using the same Joong-gi Kwon, Hwan-guem Kim, Young-min Chae, Sang-yong Han 2008-03-25
7340207 Fusing roller and fusing apparatus adopting the same Joong-gi Kwon, Hwan-guem Kim, Young-min Chae, Sang-yong Han 2008-03-04
7324770 Printing apparatus, fusing apparatus, and method of controlling fusing temperature of printing apparatus 2008-01-29
7248827 Fusing roller device for electrophotographic image forming apparatus Hwan-guem Kim 2007-07-24
7239839 Fusing device of electro-photographic image-forming apparatus and method of using 2007-07-03
7164880 Fusing device for an electrophotographic image forming apparatus Hwan-guem Kim 2007-01-16
7076198 Fixing device of an image forming apparatus having a heat transfer unit Hwan-guem Kim 2006-07-11
7046951 Fusing roller used with an image forming apparatus and a method of manufacture thereof Hwan-guem Kim 2006-05-16
7035581 Fusing device for an electrophotographic image forming apparatus Hwan-geum Kim 2006-04-25
7024146 Fusing roller of image forming apparatus Hwan-guem Kim 2006-04-04
6990310 Fusing roller device for electrophotographic image forming apparatus Hwan-guem Kim 2006-01-24
6907204 Method of controlling power of a fixing device of electro-photographic image forming apparatus in print standby mode 2005-06-14
6865365 Heating roller of a fixing apparatus and method for manufacturing an electrode for use with the same Hwan-guem Kim 2005-03-08
6853833 Fusing device for an electrophotographic image forming apparatus Kwang-Young Chung 2005-02-08
6847798 Fusing device for an electrophotographic image forming apparatus Hwan-guem Kim, Narbut Aleexandr 2005-01-25
6778789 Power control method and apparatus for fusing roller of eletrophotographic image forming apparatus Kyung-Woo Lee 2004-08-17