Kin Wing Kwok

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Hong Kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for measuring oscillation amplitude of an ultr...
- Patent number 7,819,013
- Issue date Oct 26, 2010
- The Hong Kong Polytechnic University
- Helen Lai Wa Chan
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for measuring oscillation amplitude of an ultr...
- Publication number 20080006674
- Publication date Jan 10, 2008
- Helen Lai Wa Chan
- H01 - BASIC ELECTRIC ELEMENTS