Inventor

HARTMAN ALLEN P

US2 patents

Patents

2 patents

US7133239B1Nov 7, 2006

Methods and apparatuses for writing spiral servo patterns onto a disk surface

MAXTOR CORP30 citations89

US7139144B1Nov 21, 2006

Method and apparatus for writing spiral servo information by modifying existing servo track writing equipment

MAXTOR CORP7 citations62