DJ

David M. Johnson

GE: 1 patents #333 of 1,165Top 30%
📍 Hendersonville, NC: #6 of 15 inventorsTop 40%
🗺 North Carolina: #561 of 2,260 inventorsTop 25%
Overall (1997): #163,072 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5660075 Wire drawing die having improved physical properties Jon L. Helgeland 1997-08-26