Guoning Yao

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Ningbo Cixi City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Radiating fin with bent radiating portion and electrothermal oil he...
- Patent number 10,190,831
- Issue date Jan 29, 2019
- Ningbo Singfun Electric Appliance Co., Ltd.
- Guoning Yao
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Electrothermal oil radiator
- Patent number 8,180,205
- Issue date May 15, 2012
- Guoning Yao
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Electric radiator filled with oil
- Patent number 7,539,400
- Issue date May 26, 2009
- Guoning Yao
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
RADIATING FIN WITH BENT RADIATING PORTION AND ELECTROTHERMAL OIL HE...
- Publication number 20160187073
- Publication date Jun 30, 2016
- Ningbo Singfun Electric Appliance Co., Ltd.
- Guoning Yao
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
ELECTROTHERMAL OIL RADIATOR
- Publication number 20100027980
- Publication date Feb 4, 2010
- Guoning Yao
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Electric radiator filled with oil
- Publication number 20070065123
- Publication date Mar 22, 2007
- Guoning Yao
- F28 - HEAT EXCHANGE IN GENERAL