Changzheng ZHANG

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Nanjing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Metal halide lamp and manufacturing method thereof
- Patent number 10,861,691
- Issue date Dec 8, 2020
- JUNWA LIGHTING TECHNOLOGY CORPORATION
- Changzheng Zhang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METAL HALIDE LAMP AND MANUFACTURING METHOD THEREOF
- Publication number 20200126782
- Publication date Apr 23, 2020
- JUNWA LIGHTING & ELECTRICAL CORPORATION
- Changzheng ZHANG
- H01 - BASIC ELECTRIC ELEMENTS