Guoping Zhang

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Hong Kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Power supply module
- Patent number 10,148,172
- Issue date Dec 4, 2018
- Sumida Electric (H.K.) Company Limited
- Douglas James Malcolm
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply module
- Patent number 9,691,537
- Issue date Jun 27, 2017
- Sumida Electric (H.K.) Company Limited
- Douglas James Malcolm
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Power Supply Module
- Publication number 20140285297
- Publication date Sep 25, 2014
- Sumida Electric (H.K.) Company Limited
- Douglas James Malcolm
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Power Supply Module
- Publication number 20140062437
- Publication date Mar 6, 2014
- Sumida Electric (H.K.) Company Limited
- Douglas James Malcolm
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER