HL

Hangfeng Li

Overall (2023): #430,512 of 537,848Top 85%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11780717 Jack with a protecting structure of a pump piston and method for using the same Guoliang HE, Weixiang He, Gang Sun, Guannan Lu 2023-10-10