JD

John M. DeFriese

📍 Chesterfield, MO: #88 of 335 inventorsTop 30%
🗺 Missouri: #293 of 1,153 inventorsTop 30%
Overall (1997): #129,810 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5603801 Infinite universal sealing assembly David Gassel 1997-02-18