Hongnian 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
Manufacturing method for a power supply module
- Patent number 9,907,184
- Issue date Feb 27, 2018
- Sumida Electric (H.K.) Company Limited
- Hongnian Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Coil with variable inner diameter and electronic module made from t...
- Patent number 9,773,607
- Issue date Sep 26, 2017
- Sumida Electric (H.K.) Company Limited
- Hongnian Zhang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
POWER SUPPLY MODULE AND ITS MANUFACTURING METHOD
- Publication number 20160073509
- Publication date Mar 10, 2016
- SUMIDA ELECTRIC (H.K.) COMPANY LIMITED
- Hongnian Zhang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Coil with Variable Inner Diameter and Electronic Module made from t...
- Publication number 20140328027
- Publication date Nov 6, 2014
- Sumida Electric (H.K.) Company Limited
- Hongnian Zhang
- 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