Duk Chin Chwa

Follow

Person

Seoul, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Data information display method of data broadcasting receiver and a...
- Patent number 7,100,117
- Issue date Aug 29, 2006
- LG Electronics Inc.
- Duk Chin Chwa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Infrared pointing type wireless controller
- Patent number 5,952,996
- Issue date Sep 14, 1999
- LG Electronics Inc.
- Jeong-Yeol Kim
- G01 - MEASURING TESTING
Information Patent Grant
Three dimensional wireless pointing device
- Patent number 5,892,501
- Issue date Apr 6, 1999
- LG Electronics Inc,
- Jeong Yeol Kim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Three dimensional wireless pointing device
- Patent number 5,867,146
- Issue date Feb 2, 1999
- LG Electronics Inc.
- Jeong Yeol Kim
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Data information display method of data broadcasting receiver and a...
- Publication number 20060190979
- Publication date Aug 24, 2006
- Duk Chin Chwa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE