ZONGGEN ZHANG

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Patents Grantslast 30 patents

Information Patent Grant
Lighting device and voice broadcasting system and method thereof
- Patent number 9,990,175
- Issue date Jun 5, 2018
- ZHEJIANG SHENGHUI LIGHTING CO., LTD
- Zonggen Zhang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Lighting control system and method
- Patent number 9,894,737
- Issue date Feb 13, 2018
- ZHEJIANG SHENGHUI LIGHTING CO., LTD
- Zonggen Zhang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LIGHTING CONTROL SYSTEM AND METHOD
- Publication number 20160227632
- Publication date Aug 4, 2016
- ZHEJIANG SHENGHUI LIGHTING CO., LTD.
- ZONGGEN ZHANG
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LIGHTING DEVICE AND VOICE BROADCASTING SYSTEM AND METHOD THEREOF
- Publication number 20160224315
- Publication date Aug 4, 2016
- ZHEJIANG SHENGHUI LIGHTING CO., LTD.
- ZONGGEN ZHANG
- G10 - MUSICAL INSTRUMENTS ACOUSTICS