DF

David M. File

UF US Air Force: 1 patents #6,190 of 16,312Top 40%
📍 Sullivan, IN: #12 of 39 inventorsTop 35%
🗺 Indiana: #13,671 of 33,936 inventorsTop 45%
Overall (All Time): #1,993,642 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9808662 Method for placing crossbar using crossbar end indicia 2017-11-07
7344760 Wear-resistant electrically conductive body Kenneth H. Heffner, Charles W. Reed 2008-03-18