HW

Hongjia Wang

Overall (2024): #160,579 of 561,600Top 30%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12053831 Step drill bit and method for drilling a workpiece by using a step drill bit 2024-08-06
11865627 Twist drill 2024-01-09