DE

Donald S. Erkfritz

GE: 9 patents #3,747 of 36,430Top 15%
📍 Clarkston, MI: #97 of 750 inventorsTop 15%
🗺 Michigan: #10,567 of 86,293 inventorsTop 15%
Overall (All Time): #593,236 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
4585375 Milling inserts 1986-04-29
4529338 Insert arrangement for a milling tool 1985-07-16
4470731 Milling cutter with adjustable finishing insert 1984-09-11
4341493 Adjustable clamping wedge system for cutting insert of a milling cutter 1982-07-27
4329091 Floating wedge for use in conjunction with an indexable cutting tool 1982-05-11
4318647 Adjustable insert seat and wedge assembly for an indexable boring cutter 1982-03-09
4315706 Holder assembly for an indexable insert for use in a cutting tool 1982-02-16
4311418 Adjustable axial and radial locating wedge assemblies for an indexable insert cutting tool Lawrence A. Alfonsi 1982-01-19
4294565 Indexable finishing insert for a milling cutter 1981-10-13