RD

Rex E. Duhn

DT Duhn Oil Tool: 1 patents #1 of 2Top 50%
📍 Bakersfield, CA: #6 of 30 inventorsTop 20%
🗺 California: #7,981 of 26,868 inventorsTop 30%
Overall (2005): #117,934 of 245,428Top 50%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6920925 Wellhead isolation tool Robert K. Meek 2005-07-26