DV

David A. Vrtol

📍 Mesa, AZ: #17 of 90 inventorsTop 20%
🗺 Arizona: #166 of 945 inventorsTop 20%
Overall (1989): #32,460 of 140,708Top 25%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4869435 Pocket paper shredder Gary M. Pistorius 1989-09-26