Sangchul Hwang

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Gumi-city, KR

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Patents Grantslast 30 patents

Information Patent Grant
Plasma display panel
- Patent number 7,906,909
- Issue date Mar 15, 2011
- LG Electronics Inc.
- Bumhee Park
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PLASMA DISPLAY PANEL
- Publication number 20090009083
- Publication date Jan 8, 2009
- Bumhee Park
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PLASMA DISPLAY PANEL AND PLASMA DISPLAY APPARATUS
- Publication number 20090009437
- Publication date Jan 8, 2009
- Sangchul Hwang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS