Hang Bae Chang

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Electrical transmission system in secret environment between virtua...
- Patent number 7,840,750
- Issue date Nov 23, 2010
- Softcamp Co., Ltd.
- Jong Deok Baek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Guarding Method For Input Data By Usb Keyboard and Guarding System
- Publication number 20080313370
- Publication date Dec 18, 2008
- Hong Suk Kang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electrical Transmission System in Secret Environment Between Virtua...
- Publication number 20080229041
- Publication date Sep 18, 2008
- SOFTCAMP CO., LTD.
- Jong Deok Baek
- G06 - COMPUTING CALCULATING COUNTING