Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HV

Hendrikus H. Vries

Herten, NL: #1 of 2 inventorsTop 50%
Overall (1989): #35,178 of 140,708Top 30%
1 Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4838779 Apparatus for a pelletizer having hydraulically adjustable pressing rolls 1989-06-13