Kwan Goo Rha

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Gyeonggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for supporting substrate and plasma etching apparatus hav...
- Patent number 8,980,049
- Issue date Mar 17, 2015
- Charm Engineering Co., Ltd.
- Won Haeng Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for plasma processing and method for plasma processing
- Patent number 8,888,950
- Issue date Nov 18, 2014
- Charm Engineering Co., Ltd.
- Kyung Ho Lee
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR SUPPORTING SUBSTRATE AND PLASMA ETCHING APPARATUS HAV...
- Publication number 20100096084
- Publication date Apr 22, 2010
- SOSUL CO LTD.
- Won Haeng Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
APPARATUS FOR PLASMA PROCESSING AND METHOD FOR PLASMA PROCESSING
- Publication number 20100059478
- Publication date Mar 11, 2010
- Kyung Ho Lee
- H01 - BASIC ELECTRIC ELEMENTS