LIFENG LING

Follow

Person

Jiaxing, CN

People

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
Information Patent Grant
Power circuit and diming control method for LED lighting device
- Patent number 9,826,584
- Issue date Nov 21, 2017
- ZHEJIANG SHENGHUI LIGHTING CO., LTD
- Yehua Wan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power circuit and related method for LED lighting device
- Patent number 9,699,850
- Issue date Jul 4, 2017
- ZHEJIANG SHENGHUI LIGHTING CO., LTD
- Changzhou Jin
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

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
Information Patent Application
POWER CIRCUIT AND RELATED METHOD FOR LED LIGHTING DEVICE
- Publication number 20170171930
- Publication date Jun 15, 2017
- ZHEJIANG SHENGHUI LIGHTING CO., LTD.
- CHANGZHOU JIN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
POWER CIRCUIT AND DIMING CONTROL METHOD FOR LED LIGHTING DEVICE
- Publication number 20160255688
- Publication date Sep 1, 2016
- ZHEJIANG SHENGHUI LIGHTING CO., LTD
- YEHUA WAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR