Lie Ma

Follow

Person

Zhongshan, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Diffuser, centrifugal compression power system and bladeless fan
- Patent number 11,905,970
- Issue date Feb 20, 2024
- GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD.
- Hai Dou
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Air duct assemblys, and fan heaters
- Patent number 11,174,871
- Issue date Nov 16, 2021
- Qing Wang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Diffuser, centrifugal compression power system and bladeless fan
- Patent number 10,634,163
- Issue date Apr 28, 2020
- Hai Dou
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
AIR DUCT ASSEMBLYS, AND FAN HEATERS
- Publication number 20210172454
- Publication date Jun 10, 2021
- GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD.
- Qing WANG
- F24 - HEATING RANGES VENTILATING
Information Patent Application
DIFFUSER, CENTRIFUGAL COMPRESSION POWER SYSTEM AND BLADELESS FAN
- Publication number 20200224673
- Publication date Jul 16, 2020
- GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD.
- Hai DOU
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
CROSS-FLOW WIND TURBINE, AND FAN HEATER
- Publication number 20200158137
- Publication date May 21, 2020
- GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD.
- Qing WANG
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
DIFFUSER, CENTRIFUGAL COMPRESSION POWER SYSTEM AND BLADELESS FAN
- Publication number 20180030998
- Publication date Feb 1, 2018
- GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD.
- Hai Dou
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...