WS

William H. Sardini

PI Protective Industries: 2 patents #2 of 7Top 30%
📍 Erie, PA: #423 of 1,097 inventorsTop 40%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,028,611 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9027603 Open ended industrial pipe cap with recessed finger grip Frederick W. Zeyfang, Brian Mayo 2015-05-12
8800603 Flange protector and masking device Frederick W. Zeyfang 2014-08-12