DH

David HUTCHINSON

US United States Steel: 1 patents #107 of 309Top 35%
📍 Arona, PA: #27 of 44 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,114,014 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4208217 Method of stabilizing aqueous fine coal slurry and product thereof John Christopher Anderson, Alvin A. Terchick, Wu-Wey Wen 1980-06-17