QL

Qingmao Li

SI Sumitomo Rubber Industries: 4 patents #529 of 1,637Top 35%
Overall (All Time): #1,120,895 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11667155 Pneumatic tire for heavy duty — 2023-06-06
11541697 Heavy-duty pneumatic tire — 2023-01-03
11077718 Heavy-duty pneumatic tire — 2021-08-03
10369847 Heavy duty tire — 2019-08-06