JG

John M. Gerpheide

OC Optex Co.: 2 patents #42 of 111Top 40%
AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #2,262,373 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5781130 M-ary (d,k) runlength limited coding for multi-level data Steven W. McLaughlin, Allen M. Earman 1998-07-14
5537382 Partial response coding for a multi-level optical recording channel Steven W. McLaughlin, Arthur Robert Calderbank, Rajiv Laroia 1996-07-16