LF

Lyle J. Fredrickson

IBM: 3 patents #26,272 of 70,183Top 40%
Overall (All Time): #1,653,138 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5327440 Viterbi trellis coding methods and apparatus for a direct access storage device James W. Rae 1994-07-05
5280489 Time-varying Viterbi detector for control of error event length Razmik Karabed, James W. Rae, Paul H. Siegel, Hemant K. Thapar, Roger William Wood 1994-01-18
5257272 Time-varying modulo N trellis codes for input restricted partial response channels 1993-10-26