WQ

Wenzhang Qiao

SC Shandong Weida Machinery Co.: 2 patents #6 of 11Top 55%
📍 Wendeng District, CN: #4 of 9 inventorsTop 45%
Overall (All Time): #1,887,605 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11117198 Cooling chuck Cong Liu, Zhonggang Liu 2021-09-14
9744601 Drill chuck — 2017-08-29