Hung-Yuan CHENG

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Taoyuan County,, TW

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Patents Grantslast 30 patents

Information Patent Grant
Network coupling device and network coupling system
- Patent number 9,571,290
- Issue date Feb 14, 2017
- Bothhand Enterprise Inc.
- Chung-Cheng Fan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
NETWORK COUPLING DEVICE AND NETWORK COUPLING SYSTEM
- Publication number 20150162953
- Publication date Jun 11, 2015
- Bothhand Enterprise Inc.
- Chung-Cheng FAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE