Ning Bu

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Xi'an, CN

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Patents Grantslast 30 patents

Information Patent Grant
Two-way key switching method and implementation device
- Patent number 10,263,771
- Issue date Apr 16, 2019
- China IWNCOMM Co., LTD.
- Manxia Tie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
One-way key switching method and implementation device
- Patent number 9,705,671
- Issue date Jul 11, 2017
- CHINA IWNCOMM CO., LTD.
- Qin Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
TWO-WAY KEY SWITCHING METHOD AND IMPLEMENTATION DEVICE
- Publication number 20150222427
- Publication date Aug 6, 2015
- CHINA IWNCOMM CO.., LTD.
- Manxia Tie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ONE-WAY KEY SWITCHING METHOD AND IMPLEMENTATION DEVICE
- Publication number 20150222425
- Publication date Aug 6, 2015
- CHINA IWNCOMM Co., LTD.
- Qin Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE