Guang Qiang Tang

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Device for detecting voltage disturbance
- Patent number 8,024,157
- Issue date Sep 20, 2011
- Siemens Aktiengesellschaft
- Fei Huang Hu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Power monitoring device
- Publication number 20090327787
- Publication date Dec 31, 2009
- Yi Gang Yu
- G01 - MEASURING TESTING
Information Patent Application
Device for detecting voltage disturbance
- Publication number 20090179631
- Publication date Jul 16, 2009
- Fei Huang Hu
- G01 - MEASURING TESTING