DG

David John Grubish

GE: 4 patents #8,224 of 36,430Top 25%
Overall (All Time): #1,267,664 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6509539 Method of drilling dovetail pins Todd Joseph Fischer, Nick Scott, John Matthew Sassatelli 2003-01-21
6384364 Method of aligning electrode in multiple-axis EDM drilling Bin Wei 2002-05-07
6115917 Single position turbine rotor repair method John Francis Nolan, Thomas Eugene Gustafson 2000-09-12
6083108 Collapsible and relatively rotatable drive shaft 2000-07-04