CK

Choul Joo Ko

DC Dongbu Hitek Co.: 9 patents #17 of 402Top 5%
DC Dongbu Electronics, Co.: 7 patents #28 of 281Top 10%
DC Db Hitek Co.: 1 patents #55 of 125Top 45%
Overall (All Time): #272,350 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10910493 Semiconductor device and method of manufacturing the same 2021-02-02
9461117 High voltage semiconductor device and method of manufacturing the same 2016-10-04
9048132 Lateral double diffused metal oxide semiconductor device and method for manufacturing the same 2015-06-02
8754474 LDMOS semiconductor device having guardring region disposed at side of well region 2014-06-17
8692327 Lateral double diffused metal oxide semiconductor device and method for manufacturing the same Cheol Ho Cho 2014-04-08
8569138 Drain extended MOS transistor and method for fabricating the same Hee Bae LEE 2013-10-29
8227871 Semiconductor device and method for manufacturing the same 2012-07-24
8089124 Lateral DMOS device and method for fabricating the same 2012-01-03
8063446 LDMOS device and method for manufacturing the same 2011-11-22
7944002 Semiconductor device and method for fabricating the same 2011-05-17
7923777 Power semiconductor device and method for manufacturing the same Nam Joo Kim 2011-04-12
7910466 Method of manufacturing high-voltage semiconductor device and low-voltage semiconductor device 2011-03-22
7687363 Method for manufacturing semiconductor device 2010-03-30
7655526 Method for manufacturing semiconductor device 2010-02-02
7601600 Power semiconductor device and method for manufacturing the same Nam Joo Kim 2009-10-13
7582533 LDMOS device and method for manufacturing the same 2009-09-01
7563667 Method for fabricating semiconductor device Yong Jun Lee 2009-07-21