DG

David A. Gardner

IBM: 1 patents #253 of 1,444Top 20%
📍 Skippack, PA: #2 of 3 inventorsTop 70%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #123,208 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4840302 Chromium-titanium alloy James G. Ryan, Joseph G. Schaefer, Erick G. Walton 1989-06-20