DA

Donald R. Andrews

UN Unknown: 1 patents #29,356 of 83,584Top 40%
IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #2,340,191 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4635042 Vacuum leak detector 1987-01-06
4623244 Copy production machines Roger E. Kuseski, Terence Travis 1986-11-18