WB

William R. Birchall

UN Unknown: 4 patents #4,220 of 83,584Top 6%
NC National Distillers And Chemical: 1 patents #65 of 115Top 60%
📍 Cincinnati, OH: #3,621 of 8,043 inventorsTop 50%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,351,603 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4497782 Method for destroying toxic organic chemical products Samuel G. Howell 1985-02-05
4234748 Process for the hydration of olefins employing slurried catalyst Orville D. Frampton 1980-11-18