DH

D. Clark Hopkins

Caterpillar: 1 patents #4,437 of 8,398Top 55%
📍 Dwight, IL: #5 of 12 inventorsTop 45%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,736,898 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5493860 Method for flushing a closed loop hydraulic system Ron A. Bjerke, Maury G. Mannlein 1996-02-27