Trademark applications and grants for Yingyan He. Yingyan He has 1 trademark applications. The latest application filed is for "ELSTAROA"
Entity Type | INDIVIDUAL |
Address | Unit 302,Block 1,Zhaixianyuan,No.41 Jinkang Road,Cangshan District Fuzhou,Fujian CHINA 350028 |
Patent Application | Date |
---|---|
Control circuit and control method for lighting circuit, and lighting circuit 20190350055 - 16/406676 WU; Zhongwu ;   et al. | 2019-11-14 |
Dimming Circuit, Dimming Method and LED Driving Circuit 20180192491 - 15/841050 Liu; Guoqiang ;   et al. | 2018-07-05 |
Control circuit and control method for lighting circuit, and lighting circuit 10,645,780 - 16/406,676 Wu , et al. | 2020-05-05 |
Dimming circuit, dimming method and LED driving circuit 10,327,296 - 15/841,050 Liu , et al. | 2019-06-18 |
Mark Image Registration | Serial | Trademark Application Date |
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![]() "ELSTAROA" 5799460 88222519 |
ELSTAROA 2018-12-10 |
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