II

Irwin J. Katzmann, II

PS Prince Sports: 1 patents #14 of 22Top 65%
📍 Newtown, PA: #334 of 507 inventorsTop 70%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,766,817 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5400528 Adjustable arch, cushion insole for a shoe Michael Skinner, Sean Mannix, James Michael Cormier 1995-03-28