DD

David B. Drude

DI Dresser Industries: 1 patents #301 of 787Top 40%
📍 Houston, TX: #12,319 of 21,073 inventorsTop 60%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #4,033,770 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4446368 Method and apparatus for neutron induced gamma ray well logging Lawrence D. Koenn 1984-05-01