YW

Yehua Wan

ZC Zhejiang Shenghui Lighting Co.: 12 patents #3 of 43Top 7%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
SC Sengled Co.: 2 patents #3 of 17Top 20%
Overall (All Time): #268,793 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
D1039178 Candle light bulb Xuchu Ge 2024-08-13
11632843 Delayed lighting system Yuliang Cai 2023-04-18
11029010 Sensor light and a system for preventing false triggering of a sensor Xuchu Ge, Jinxiang Shen 2021-06-08
10393321 LED light bulb Linzhang Liu 2019-08-27
10270286 LED smart control circuit and LED lighting device containing the same Lifeng Ling, Songan YE 2019-04-23
10257915 Time-delay lighting circuit and device thereof Jinxiang Shen 2019-04-09
10114080 LED lighting device and a method to verify its lifespan Jinxiang Shen, Fang Chen 2018-10-30
9826584 Power circuit and diming control method for LED lighting device Lifeng Ling, Jinxiang Shen 2017-11-21
9699850 Power circuit and related method for LED lighting device Changzhou Jin, Lifeng Ling 2017-07-04
9585208 LED power circuit using discrete components and configuration method Changzhou Jin, Jinxiang Shen 2017-02-28
9279577 LED lighting device and method for making the same 2016-03-08
9226352 Driver circuit and driving method for LED lighting device Jinxiang Shen 2015-12-29
8975818 LED illumination device and validation methodology of LED illumination device's lifespan Fang Chen, Jinxiang Shen 2015-03-10
8646943 Tower-shaped LED module Fang Chen, Jinqiang Gu 2014-02-11
D643134 LED bulb Fang Chen, Jinqiang Gu 2011-08-09
D643135 LED bulb Fang Chen, Jinqiang Gu 2011-08-09
D641091 LED bulb Fang Chen, Jinqiang Gu 2011-07-05