Shifeng Feng

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Qingyuan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Heat exchanger and fin thereof
- Patent number 11,761,714
- Issue date Sep 19, 2023
- Johnson Controls Tyco IP Holdings LLP
- Shifeng Feng
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Impeller for centrifugal fan and centrifugal fan
- Patent number 11,592,029
- Issue date Feb 28, 2023
- AIR DISTRIBUTION TECHNOLOGIES IP, LLC
- Shifeng Feng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Blade and axial flow impeller using same
- Patent number 11,519,422
- Issue date Dec 6, 2022
- York Guangzhou Air Conditioning and Refrigeration Co., Ltd.
- Bin Yuan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Impeller for Centrifugal Fan and Centrifugal Fan
- Publication number 20220268294
- Publication date Aug 25, 2022
- York Guangzhou Air Conditioning and Refrigeration CO., LTD.
- Shifeng Feng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HEAT EXCHANGER AND FIN THEREOF
- Publication number 20210325127
- Publication date Oct 21, 2021
- York Guangzhou Air Conditioning and Refrigeration CO., LTD.
- Shifeng Feng
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
BLADE AND AXIAL FLOW IMPELLER USING SAME
- Publication number 20210123454
- Publication date Apr 29, 2021
- York Guangzhou Air Conditioning and Refrigeration CO., LTD.
- Bin Yuan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...