Jianping Sun

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Selden, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Stray voltage detecting
- Patent number 7,449,892
- Issue date Nov 11, 2008
- Cal-Tek 2000, Inc.
- Daniel C. Wiswell
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
STRAY VOLTAGE DETECTING
- Publication number 20070279067
- Publication date Dec 6, 2007
- Daniel C. Wiswell
- G01 - MEASURING TESTING