HT

Hemant K. Thapar

IBM: 5 patents #18,733 of 70,183Top 30%
LD Link—A—Media Devices: 3 patents #15 of 26Top 60%
AT AT&T: 2 patents #7,280 of 18,772Top 40%
NE Nec Electronics: 2 patents #384 of 1,789Top 25%
AT American Telephone And Telegraph: 1 patents #132 of 699Top 20%
Lsi Logic: 1 patents #1,146 of 1,957Top 60%
Overall (All Time): #352,948 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8386882 Set partitioning and multilevel coding Jaekyun Moon 2013-02-26
8284870 Timing loop Marcus Marrow, Shih-Ming Shih 2012-10-09
7917563 Read channel processor Shih-Ming Shih, Marcus Marrow 2011-03-29
6247159 Method and apparatus for encoding a binary signal Shih-Ming Shih 2001-06-12
6035435 Method and apparatus for encoding a binary signal Shih-Ming Shih 2000-03-07
5949820 Method for optimizing an equalization and receive filter Shih-Ming Shih 1999-09-07
5914989 PRML system with reduced complexity maximum likelihood detector Shih-Ming Shih, Kwok W. Yeung 1999-06-22
5548600 Method and means for generating and detecting spectrally constrained coded partial response waveforms using a time varying trellis modified by selective output state splitting Lisa Fredrickson, Razmik Karabed, Paul H. Siegel 1996-08-20
5537424 Matched spectral null codes with partitioned systolic trellis structures Razmik Karabed, James W. Rae, Paul H. Siegel 1996-07-16
5497384 Permuted trellis codes for input restricted partial response channels Lisa Fredrickson, Razmik Karabed, Paul H. Siegel 1996-03-05
5430744 Method and means for detecting partial response waveforms using a modified dynamic programming heuristic Gerhard Fettweis, Razmik Karabed, Paul H. Siegel 1995-07-04
5280489 Time-varying Viterbi detector for control of error event length Lyle J. Fredrickson, Razmik Karabed, James W. Rae, Paul H. Siegel, Roger William Wood 1994-01-18
4651320 Inband coding of secondary data 1987-03-17
4534040 Method and apparatus for coding a binary signal 1985-08-06