DS

Donald H. Van Steenwyk

SI Scientific Drilling International: 1 patents #1 of 3Top 35%
📍 San Marino, CA: #4 of 17 inventorsTop 25%
🗺 California: #4,598 of 17,285 inventorsTop 30%
Overall (1997): #157,409 of 185,788Top 85%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5590714 Multi-mode cushioning an instrument suspended in a well Raymond W. Teys, Robert M. Baker 1997-01-07