VJ

Van B. Johnson

EA E.I. Du Pont De Nemours And: 3 patents #2,229 of 8,010Top 30%
📍 Towanda, PA: #61 of 182 inventorsTop 35%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,674,577 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4712228 Daylight x-ray cassette having a weight to improve film release Salvatore Nicosia 1987-12-08
4634658 Process for preparing surprint proof of an improved support Douglas G. Adolphson 1987-01-06
4579810 Process for preparing surprint proof on a pearlescent support Douglas G. Adolphson 1986-04-01