YM

Yonghua Ma

CC China Petroleum & Chemical: 1 patents #836 of 1,719Top 50%
Overall (All Time): #1,780,554 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12098773 Core seat for a valve core and a valve core module 2024-09-24
11401356 Olefin polymerization catalyst comprising cyclotriveratrylene and derivatives thereof Ting Huang, Zifang Guo, Zhufang Sun, Junling Zhou, Lunjia Xie +8 more 2022-08-02