WF

William A. Fewless

EG Esco Group: 1 patents #72 of 186Top 40%
📍 Portland, OR: #6,022 of 9,213 inventorsTop 70%
🗺 Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #3,892,158 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5074062 Method of replacing a worn excavating tooth point Frederick C. Hahn, Kirk E. Yoresen, Robert K. Emrich, Michael John Secrist 1991-12-24