RE

Robert D. Engelken

📍 Jonesboro, AR: #90 of 190 inventorsTop 50%
🗺 Arkansas: #2,823 of 5,804 inventorsTop 50%
Overall (All Time): #3,978,883 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4681777 Method for electroless and vapor deposition of thin films of three tin sulfide phases on conductive and nonconductive substrates Hal E. McCloud 1987-07-21