Hwan-Gyu Lee

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Seongdong-gu, KR

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Patents Grantslast 30 patents

Information Patent Grant
Thrust termination device for solid rocket motor
- Patent number 7,628,006
- Issue date Dec 8, 2009
- Agency for Defense Development
- Hwan-Gyu Lee
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Device for preventing ball and socket joint from rolling
- Patent number 7,614,816
- Issue date Nov 10, 2009
- Agency for Defense Development
- Hwan-Gyu Lee
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Cable connector for selective wiring
- Patent number 7,367,810
- Issue date May 6, 2008
- Agency for Defense Development
- Hwan-Gyu Lee
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Thrust termination device for solid rocket motor
- Publication number 20070137176
- Publication date Jun 21, 2007
- Agency For Defense Development
- Hwan-Gyu Lee
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Device for preventing ball and socket joint from rolling
- Publication number 20070117438
- Publication date May 24, 2007
- Agency For Defense Development
- Hwan-Gyu Lee
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Cable connector for selective wiring
- Publication number 20070105434
- Publication date May 10, 2007
- Agency For Defense Development
- Hwan-Gyu Lee
- H01 - BASIC ELECTRIC ELEMENTS