RH

Ralph N. Holley

The Dow Chemical: 1 patents #2,215 of 4,115Top 55%
📍 Houston, TX: #12,319 of 21,073 inventorsTop 60%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #4,038,514 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4462714 Method and apparatus for setting a cement plug in the wide-mouth shaft of an earth cavern Charles F. Smith, George R. Parks, Gustavo A. Correa 1984-07-31