DF

Donald E. Ferguson

BI Buckeye International: 2 patents #4 of 21Top 20%
📍 Mentor, OH: #222 of 709 inventorsTop 35%
🗺 Ohio: #23,384 of 73,341 inventorsTop 35%
Overall (All Time): #1,671,810 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4870853 Tool and method of coining corner breaks in a stator of a power steering valve 1989-10-03
4653162 Assembly and method for coining a precision corner break on an oil metering flat Dennis L. Germovsek 1987-03-31
4614014 Method of manufacturing a valve sleeve 1986-09-30