Kie Hyung Chung

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Pyongtak, Kyunggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Electro-power impact cell for plasma blasting
- Patent number 6,457,778
- Issue date Oct 1, 2002
- Korea Accelerator and Plasma Research Association
- Kie Hyung Chung
- F42 - AMMUNITION BLASTING
Information Patent Grant
Pulse power system
- Patent number 6,455,808
- Issue date Sep 24, 2002
- Korea Accelerator and Plasma Research Association
- Kie Hyung Chung
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Industrial x-ray/electron beam source using an electron accelerator
- Patent number 6,327,339
- Issue date Dec 4, 2001
- Kie Hyung Chung
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Multi-cathode electron beam plasma etcher
- Patent number 5,853,521
- Issue date Dec 29, 1998
- Soosan Precision Co., Ltd.
- Kie-hyung Chung
- H01 - BASIC ELECTRIC ELEMENTS