Inventor
COCHRAN DUSTIN A
US7 patents
Patents
7 patentsUS6251257B1Jun 26, 2001
Apparatus and method for electrochemically etching grooves in an outer surface of a shaft
SEAGATE TECHNOLOGY LLC19 citations90
US6358394B1Mar 19, 2002
Apparatus and method for manufacturing fluid dynamic bearings
SEAGATE TECHNOLOGY LLC14 citations81
US6767438B2Jul 27, 2004
Dual voltage conical ECM electrode
SEAGATE TECHNOLOGY LLC8 citations71
US6524451B1Feb 25, 2003
Dual conical ECM grooving device
SEAGATE TECHNOLOGY LLC8 citations71
US7540664B2Jun 2, 2009
Grooves on both the moving and the stationary mating fluid dynamic bearing surfaces for performance enhancement
SEAGATE TECHNOLOGY LLC3 citations60
US6355148B1Mar 12, 2002
Diaphragm workholding device for ECM
SEAGATE TECHNOLOGY LLC4 citations60
US7344623B2Mar 18, 2008
System and method for radially positioning a workpiece for electrochemical machining
SEAGATE TECHNOLOGY LLC0 citations49