HG

Harm Jan Grijpstra

📍 Peize, NL: #10 of 20 inventorsTop 50%
Overall (All Time): #2,978,600 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9840821 Gripper device and hoisting device for a trash rake cleaner, trash rake cleaner and method therefor Robert Haak 2017-12-12