DC

Douglas W Calderone

📍 Levittown, PA: #269 of 461 inventorsTop 60%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,666,474 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5979992 Hub and wheel assembly for an in-line skate Anthony M Calderone, Christopher Matthew Calderone, Anthony Joseph Calderone 1999-11-09