WM

Weijuan Meng

CC China Petroleum & Chemical: 1 patents #836 of 1,719Top 50%
Overall (All Time): #1,811,407 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D989853 Eyewear 2023-06-20
10894881 Product, composition and application thereof, and automobile tire inner liner, tube and curing bladder Yingxin Qiu, Huiqin Gong, Lei Zhang, Xinqin ZHOU, Lei Wang 2021-01-19