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Ningbo, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Flame simulating device and atomizing simulation fireplace includin...
Patent number
11,898,710
Issue date
Feb 13, 2024
Ningbo Richen Electrical Appliance Co., Ltd
Yin Zhou
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Streamer type flame simulation device
Patent number
11,732,897
Issue date
Aug 22, 2023
Ningbo Richen Electrical Appliance Co., Ltd
Yin Zhou
F21 - LIGHTING
Information
Patent Grant
Regulating mechanism for regulating the flows from a plurality of g...
Patent number
11,719,443
Issue date
Aug 8, 2023
Ningbo Richen Electrical Appliance Co., Ltd
Yin Zhou
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Regulating mechanism for regulating the flows from a plurality of g...
Patent number
11,280,497
Issue date
Mar 22, 2022
Ningbo Richen Electrical Appliance Co., Ltd
Yin Zhou
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Gas fireplace combustion device structure
Patent number
11,209,170
Issue date
Dec 28, 2021
Ningbo Richen Electrical Appliance Co., Ltd
Yin Zhou
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Multi-outlet channel combination gas valve
Patent number
11,175,037
Issue date
Nov 16, 2021
Ningbo Richen Electrical Appliance Co., Ltd
Yin Zhou
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Dual coil solenoid valve for a fuel gas control valve and the contr...
Patent number
11,047,500
Issue date
Jun 29, 2021
NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTD.
Yin Zhou
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Simulated solid fuel
Patent number
10,762,805
Issue date
Sep 1, 2020
Ningbo Richen Electrical Appliance Co., Ltd
Yin Zhou
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
FLAME SIMULATING DEVICE AND ATOMIZING SIMULATION FIREPLACE INCLUDIN...
Publication number
20220268411
Publication date
Aug 25, 2022
NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTD
Yin Zhou
F21 - LIGHTING
Information
Patent Application
REGULATING MECHANISM FOR REGULATING THE FLOWS FROM A PLURALITY OF G...
Publication number
20220163207
Publication date
May 26, 2022
NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTD
Yin Zhou
F24 - HEATING RANGES VENTILATING
Information
Patent Application
STREAMER TYPE FLAME SIMULATION DEVICE
Publication number
20210180795
Publication date
Jun 17, 2021
NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTD
Yin Zhou
F24 - HEATING RANGES VENTILATING
Information
Patent Application
FLAME SIMULATING DEVICE AND ATOMIZING SIMULATION FIREPLACE INCLUDIN...
Publication number
20200378607
Publication date
Dec 3, 2020
NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTD
Yin ZHOU
F24 - HEATING RANGES VENTILATING
Information
Patent Application
GAS FIREPLACE COMBUSTION DEVICE STRUCTURE
Publication number
20200363066
Publication date
Nov 19, 2020
NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTD
Yin ZHOU
F24 - HEATING RANGES VENTILATING
Information
Patent Application
DUAL COIL SOLENOID VALVE FOR A FUEL GAS CONTROL VALVE AND THE CONTR...
Publication number
20200332915
Publication date
Oct 22, 2020
NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTD
Yin Zhou
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
MULTI-OUTLET CHANNEL COMBINATION GAS VALVE
Publication number
20200333003
Publication date
Oct 22, 2020
NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTD
Yin Zhou
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
REGULATING MECHANISM FOR REGULATING THE FLOWS FROM A PLURALITY OF G...
Publication number
20200333009
Publication date
Oct 22, 2020
NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTD
Yin Zhou
F24 - HEATING RANGES VENTILATING