Chi Ping Cheng

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
Method of industrially producing yarn at a lower twist multiplier f...
- Patent number 7,841,161
- Issue date Nov 30, 2010
- The Hong Kong Polytechnic University
- Chi Ping Cheng
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
Method of industrially producing yarn at a lower twist multiplier f...
- Publication number 20090007538
- Publication date Jan 8, 2009
- The Hong Kong Polytechnic University
- Chi Ping Cheng
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING