Hyeonill Um

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Sungnam-City, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming a barrier layer of a semiconductor device
- Patent number 7,452,810
- Issue date Nov 18, 2008
- Samsung Electronics Co., Ltd.
- Kyeongmo Koo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of cleaning a surface of a water in connection with forming...
- Patent number 7,169,704
- Issue date Jan 30, 2007
- Samsung Electronics Co., Ltd.
- Kyeongmo Koo
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Method of forming a barrier layer of a semiconductor device
- Publication number 20070117382
- Publication date May 24, 2007
- Samsung Electronics Co., Ltd.
- Kyeongmo Koo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of forming barrier layer of semiconductor device
- Publication number 20030236003
- Publication date Dec 25, 2003
- Kyeongmo Koo
- H01 - BASIC ELECTRIC ELEMENTS