GW

Gerry A. Wheatcroft

MO Morrison-Knudsen: 2 patents #5 of 35Top 15%
📍 Calgary, CA: #1,801 of 5,407 inventorsTop 35%
Overall (All Time): #2,363,724 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4404180 Manufacture of hydrogen sulfide Ian Drum, Richard S. Madenburg, Douglas M. Paulsrude, Carroll H. Sherman, Frank G. Turpin 1983-09-13
4332774 Manufacture of hydrogen sulfide Ian Drum, Richard S. Madenburg, Douglas M. Paulsrude, Carroll H. Sherman, Frank G. Turpin 1982-06-01