Hwan-Sik Namgung

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for providing large-scale group communications
- Patent number 10,212,391
- Issue date Feb 19, 2019
- Haedenbridge Co., Ltd
- Hwan Sik Namgung
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bi-directional virtual reality system
- Patent number 10,038,879
- Issue date Jul 31, 2018
- Haedenbridge Co., Ltd
- Hwan Sik Namgung
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Group communication system using media server having distributed st...
- Patent number 8,442,062
- Issue date May 14, 2013
- Haedenbridge Co., Ltd
- Hwan-Sik Namgung
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DIRECTIONAL VIRTUAL REALITY SYSTEM
- Publication number 20180063483
- Publication date Mar 1, 2018
- HAEDENBRIDGE CO., LTD.
- Hwan Sik NAMGUNG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LARGE SCALE GROUP COMMUNICATION METHOD AND SYSTEM
- Publication number 20170310930
- Publication date Oct 26, 2017
- HAEDENBRIDGE CO., LTD.
- Hwan Sik NAMGUNG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GROUP COMMUNICATION SYSTEM USING MEDIA SERVER HAVING DISTRIBUTED ST...
- Publication number 20110158233
- Publication date Jun 30, 2011
- HAEDENBRIDGE CO., LTD.
- Hwan-Sik Namgung
- H04 - ELECTRIC COMMUNICATION TECHNIQUE