Inventor · Warren, MI, US

David Garrett Coffman

8Patents
2h-index
10Co-inventors
40Inventor score

Filing activity: May 1, 2012 → Dec 23, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8726874B2 Cylinder bore with selective surface treatment and method of making the same Emerging Cross-Sectional Technologies 12 Active
US9511467B2 Cylindrical surface profile cutting tool and process Emerging Cross-Sectional Technologies 2 Active
US10220453B2 Milling tool with insert compensation Performing Operations; Transporting 2 Active
US11370075B2 Expended lance tool holder for minimum quantity lubrication Emerging Cross-Sectional Technologies 0 Active
US10221806B2 Cylindrical engine bore Emerging Cross-Sectional Technologies 0 Active
US10082187B2 Mechanically roughened brake rotors Mechanical Engineering; Lighting; Heating 0 Active
US11794309B2 Automated smart vise system Performing Operations; Transporting 0 Active
US10603725B2 Groover with peening flanks Mechanical Engineering; Lighting; Heating 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.