DG

D. R. Gunawardena

HP HP: 1 patents #74 of 405Top 20%
📍 Union City, CA: #2 of 24 inventorsTop 9%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #124,169 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4875825 Method for automated cassette handling Barclay J. Tullis, John S. Bailey, Ulrich Kaempf 1989-10-24