Hyoungjun LEE

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Seongnam, KR

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Patents Grantslast 30 patents

Information Patent Grant
User authentication system using IP address and method thereof
- Patent number 8,474,030
- Issue date Jun 25, 2013
- NHN Business Platform Corporation
- Inhyuk Choi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
USER AUTHENTICATION SYSTEM USING IP ADDRESS AND METHOD THEREOF
- Publication number 20090055912
- Publication date Feb 26, 2009
- NHN CORPORATION
- Inhyuk CHOI
- G06 - COMPUTING CALCULATING COUNTING