Feng Xiangguang

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Wuxi, CN

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Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for calibrating frequency
- Publication number 20120229178
- Publication date Sep 13, 2012
- RFdot Microelectronics Inc.
- Xiangguang Feng
- G04 - HOROLOGY
Information Patent Application
Methods for Sensing Cycle and Phase Difference of AC Signals
- Publication number 20120217953
- Publication date Aug 30, 2012
- RFdot Microelectronics Inc.
- Feng Xiangguang
- G01 - MEASURING TESTING