Sangchoon Jeon

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method and telecommunication system for appointing frequency assign...
- Patent number 7,643,461
- Issue date Jan 5, 2010
- SK Telecom Co., Ltd
- Jintae Choi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and System for Determining Position of Terminal by Using Gps...
- Publication number 20080238764
- Publication date Oct 2, 2008
- Gyuyoung Han
- G01 - MEASURING TESTING
Information Patent Application
Method And Telecommunication System For Appointing Frequency Assign...
- Publication number 20070217387
- Publication date Sep 20, 2007
- SK Telecom Co., Ltd.
- Jintae Choi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE