Sang G. Byeon

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Photoelectro-chemical etching method and apparatus of compound semi...
- Patent number 5,336,379
- Issue date Aug 9, 1994
- Hyundai Electronics Industries Co., Ltd.
- Ji H. Chung
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR