Wenzhou Van-sheen Electric Appliance Co., Ltd.

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Patents Grantslast 30 patents

Information Patent Grant
Ground fault circuit interrupter having reversed wiring protection...
- Patent number 10,319,550
- Issue date Jun 11, 2019
- WENZHOU VAN-SHEEN ELECTRIC APPLIANCE CO., LTD
- Jinhe Huang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Quick-action leakage detection protection circuit having regular se...
- Patent number 10,209,287
- Issue date Feb 19, 2019
- WENZHOU VAN-SHEEN ELECTRIC APPLIANCE CO., LTD
- Jinhe Huang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Leakage protection socket with reverse connection protection
- Patent number 9,728,951
- Issue date Aug 8, 2017
- Wenzhou Van-Sheen Electric Appliance Co., Ltd.
- Huadao Huang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Ground fault interrupter with display circuit
- Patent number 6,442,007
- Issue date Aug 27, 2002
- Wenzhou Van-Sheen Electric Appliance Co., Ltd.
- Chengli Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Ground fault circuit interrupter
- Patent number D413862
- Issue date Sep 14, 1999
- Wenzhou Van-sheen Electric Appliance Co., Ltd.
- Huadao Huang
- D13 - Equipment for production, distribution, or transformation of energy

Patents Applicationslast 30 patents

Information Patent Application
LEAKAGE DETECTION PROTECTION CIRCUIT WITH FUNCTION OF REGULAR SELF-...
- Publication number 20150280430
- Publication date Oct 1, 2015
- Wenzhou Van-Sheen Electric Appliance Co. Ltd.
- Huadao Huang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LEAKAGE PROTECTION SOCKET WITH REVERSE CONNECTION PROTECTION
- Publication number 20140321006
- Publication date Oct 30, 2014
- Wenzhou Van-Sheen Electric Appliance Co. Ltd.
- Huadao Huang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Trademarklast 30 trademarks