Ka Lim SHEK

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Sai Wan Ho, HK

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Patents Grantslast 30 patents

Information Patent Grant
Industrial fluid circuits and method of controlling the industrial...
- Patent number 10,107,283
- Issue date Oct 23, 2018
- David Man Chu Lau
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Industrial fluid circuits and method of controlling the industrial...
- Patent number 9,032,748
- Issue date May 19, 2015
- David Man Chu Lau
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
INDUSTRIAL FLUID CIRCUITS AND METHOD OF CONTROLLING THE INDUSTRIAL...
- Publication number 20150219093
- Publication date Aug 6, 2015
- David Man Chu LAU
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
INDUSTRIAL PROCESS EFFICIENCY METHOD AND SYSTEM
- Publication number 20090020173
- Publication date Jan 22, 2009
- David Man Chu Lau
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...