Inventor

HWANG HAN GYOO

KR2 patents

Patents

2 patents

US7186649B2Mar 6, 2007

Submicron semiconductor device and a fabricating method thereof

DONGBU ELECTRONICS CO LTD4 citations58

US7557038B2Jul 7, 2009

Method for fabricating self-aligned contact hole

DONGBU ELECTRONICS CO LTD6 citations53