DC

David A. Clark

CO Conoco: 1 patents #11 of 70Top 20%
📍 San Mateo, CA: #12 of 46 inventorsTop 30%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #123,654 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4844167 Through-tubing perforating apparatus — 1989-07-04