DW

Donald W. Warren

KE Kennametal: 4 patents #194 of 844Top 25%
WO Woodstream: 1 patents #84 of 138Top 65%
📍 Latrobe, PA: #33 of 169 inventorsTop 20%
🗺 Pennsylvania: #15,920 of 74,527 inventorsTop 25%
Overall (All Time): #1,062,817 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D300163 Bait pedal for a mouse or rat trap Harper Landell 1989-03-07
4447175 Cutting insert 1984-05-08
RE30908 Cutting insert Ernest J. Friedline 1982-04-20
4244666 Pin lock tool holder Robert A. Erickson, Ernest J. Friedline 1981-01-13
4197771 Quick change device for mounting tool in support member James Wilhelm Heaton, Albert B. Albrecht 1980-04-15