Inventor · disambiguated record
Billy D. Pettijohn
Also filed as: PETTIJOHN BILLY · PETTIJOHN BILLY D
5 granted patents·113 citations·filing 2001–2017
79Inventor score
Top patents by PatentIndex Score
5 records- 0185US7076065B2Chaotic privacy system and methodLOCKHEED CORP·Filed 2001·Granted Jul 11, 2006·76 cites·8 claims
- 0279US6892343B2System and method for joint source-channel encoding, with symbol decoding and error correctionUNIV NEBRASKA·Filed 2001·Granted May 10, 2005·30 cites·20 claims
- 0376US9860085B1Signal estimatorLOCKHEED CORP·Filed 2017·Granted Jan 2, 2018·6 cites·20 claims
- 0444US8880758B2Harmonic decimation of real time data for unique word (or sync cell) acquisition in a limited processing environmentLOCKHEED CORP·Filed 2012·Granted Nov 4, 2014·0 cites·24 claims
- 0541USRE43231ESystem and method for joint source-channel encoding, with symbol, decoding and error correctionSAYOOD KHALID·Filed 2007·Granted Mar 6, 2012·1 cites·58 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →