DR

Donald C. Ruddy

📍 Willow Grove, PA: #67 of 135 inventorsTop 50%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,023,563 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4548863 Frangible seal coating and its method of production Irwin A. Hicks 1985-10-22