DM

Diana R. McFarland

VI Vistech: 1 patents #2 of 5Top 40%
📍 Dayton, OH: #35 of 140 inventorsTop 25%
🗺 Ohio: #715 of 3,574 inventorsTop 25%
Overall (1989): #120,249 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4859052 Portable screen assembly for visual acuity testing Robert P. Ginsburg, Arthur P. Ginsburg 1989-08-22