YJ

Yifeng Jin

ZC Zhejiang Huangma Technology Co.: 1 patents #1 of 7Top 15%
Overall (2023): #93,450 of 537,848Top 20%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11845831 High-molecular weight allyl alcohol polyoxyethylene polyoxypropylene ether and preparation method Weisong Wang, Majishi Wang, Dinglian Ma, Ran Kou, Hongjun Gao +1 more 2023-12-19
11774079 Light board structure and light fixture having the same Jianwei Wang, Wenya Gao, Yinhua Zhang, Xiaodong Shou, Lihuan CHEN 2023-10-03