DE

David W. Evans

VI Vistech: 1 patents #2 of 5Top 40%
📍 Bluffdale, UT: #1 of 2 inventorsTop 50%
🗺 Utah: #87 of 504 inventorsTop 20%
Overall (1989): #123,343 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4800404 Apparatus and method for testing visual sensitivity to glare Arthur P. Ginsburg, Kenneth Blauvelt 1989-01-24