Zhejiang Dongzheng Electrical Co.

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Yueqing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Ground fault circuit interrupter (GFCI)
- Patent number D601962
- Issue date Oct 13, 2009
- Zhejiang Dongzheng Electrical Co., Ltd.
- Huaiyin Song
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Ground fault circuit interrupter with reverse wiring protection
- Patent number 6,954,125
- Issue date Oct 11, 2005
- Zhejiang Dongzheng Electrical Co., Ltd.
- Zhixin Wu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Ground fault circuit interrupter with reverse wiring protection
- Patent number 6,946,935
- Issue date Sep 20, 2005
- Zhejiang Dongzheng Electrical Co., Ltd.
- Zhixin Wu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Reverse wiring protection device for ground fault circuit interrupter
- Patent number 6,867,954
- Issue date Mar 15, 2005
- Zhejiang Dongzheng Electrical Co., Ltd.
- Zhixin Wu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

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Patents Applicationslast 30 patents

Information Patent Application
Permanent-magnet ground fault circuit interrupter plug and its perm...
- Publication number 20060198066
- Publication date Sep 7, 2006
- Zhejiang Dongzheng Electrical Co., Ltd
- Wusheng Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Ground fault circuit interrupter with reverse wiring protection
- Publication number 20060018062
- Publication date Jan 26, 2006
- Zhejiang Dongzheng Electrical Co.
- Zhixin Wu
- H01 - BASIC ELECTRIC ELEMENTS

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Trademarklast 30 trademarks

Information Trademark
76564700
- Serial number 76564700
- Registration number 3510342
- Filing date Dec 11, 2003
- Zhejiang Dongzheng Electrical Co., Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76564702 - DOZG
- Serial number 76564702
- Registration number 3143882
- Filing date Dec 11, 2003
- Zhejiang Dongzheng Electrical Co., Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76564703 - DONGZHENG
- Serial number 76564703
- Registration number 3182182
- Filing date Dec 11, 2003
- Zhejiang Dongzheng Electrical Co., Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments