Songan YE

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Jiaxing, CN

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Patents Grantslast 30 patents

Information Patent Grant
LED smart control circuit and LED lighting device containing the same
- Patent number 10,270,286
- Issue date Apr 23, 2019
- ZHEJIANG SHENGHUI LIGHTING CO., LTD
- Yehua Wan
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
LIGHT DIMMING SYSTEM
- Publication number 20230380028
- Publication date Nov 23, 2023
- SENGLED CO., LTD.
- Yehua WAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LED SMART CONTROL CIRCUIT AND LED LIGHTING DEVICE CONTAINING THE SAME
- Publication number 20170310160
- Publication date Oct 26, 2017
- ZHEJIANG SHENGHUI LIGHTING CO., LTD
- Yehua WAN
- F21 - LIGHTING