YC

Yong Keon Choi

DC Dongbu Hitek Co.: 5 patents #45 of 402Top 15%
DC Dongbu Electronics, Co.: 4 patents #58 of 281Top 25%
DC Db Hitek Co.: 1 patents #55 of 125Top 45%
DS Dongbuanam Semiconductor: 1 patents #25 of 76Top 35%
Overall (All Time): #421,734 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10374077 Semiconductor device having auxiliary electrode formed in field plate region 2019-08-06
8779497 Electrical erasable programmable read-only memory and manufacturing method thereof 2014-07-15
8178432 Semiconductor device and method for fabricating the same 2012-05-15
7713795 Flash memory device with single-poly structure and method for manufacturing the same 2010-05-11
7705407 High voltage semicondutor transistor device having small size and long electron flow path 2010-04-27
7659177 Manufacturing method of high voltage semiconductor device that includes forming a nitride layer on shallow trench isolations 2010-02-09
7625816 Method of fabricating passivation 2009-12-01
7521771 Method for fabricating a semiconductor device 2009-04-21
7468300 Semiconductor device having high voltage MOS transistor and fabrication method thereof 2008-12-23
7338868 Method for forming gate oxide layer in semiconductor device 2008-03-04
7273792 Semiconductor device and fabricating method thereof 2007-09-25
6939773 Semiconductor devices and manufacturing methods thereof 2005-09-06