Li Ouyang

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
RF SIM card, card reader, and communication method
- Patent number 8,630,584
- Issue date Jan 14, 2014
- Nationz Technologies Inc.
- Yunbo Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
RF SIM CARD, CARD READER, AND COMMUNICATION METHOD
- Publication number 20110165862
- Publication date Jul 7, 2011
- Nationz Technologies Inc.
- Yunbo YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE