Zhihua Fang

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Canton, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Dry open window (DOW) apparatus
- Patent number 10,876,759
- Issue date Dec 29, 2020
- Zhihua Fang
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Reconfigurable system allowing air flow through an open window whil...
- Patent number 10,386,090
- Issue date Aug 20, 2019
- Zhihua Fang
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Dry open window (DOW) apparatus
- Patent number 10,378,787
- Issue date Aug 13, 2019
- Zhihua Fang
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Dry open window (OPW) apparatus
- Patent number 9,927,141
- Issue date Mar 27, 2018
- Zhihua Fang
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
DRY OPEN WINDOW (DOW) APPARATUS
- Publication number 20190338984
- Publication date Nov 7, 2019
- Zhihua Fang
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
DRY OPEN WINDOW (DOW) APPARATUS
- Publication number 20180209686
- Publication date Jul 26, 2018
- Zhihua Fang
- F24 - HEATING RANGES VENTILATING
Information Patent Application
DRY OPEN WINDOW AND DRY WINDOW FAN, TWO DEVICES FOR KEEPING RAIN OU...
- Publication number 20120015596
- Publication date Jan 19, 2012
- Zhihua Fang
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS