Li Huiging

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Chesterfield, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Thermostatic expansion valve with check valve
- Patent number 7,434,597
- Issue date Oct 14, 2008
- Emerson Electric Co.
- Li Huiging
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
Thermostatic expansion valve with check valve
- Publication number 20070193629
- Publication date Aug 23, 2007
- Emerson Electric Co.
- Li Huiging
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...