Inventor · disambiguated record
Richard M. Sachs
Also filed as: SACHS RICHARD M
9 granted patents·1 pending application·813 citations·filing 1993–2001
91Inventor score
Top patents by PatentIndex Score
10 records- 0197US5970446ASelective noise/channel/coding models and recognizers for automatic speech recognitionAT & T CORP·Filed 1997·Granted Oct 19, 1999·346 cites·13 claims
- 0288US6226360B1System and method for delivery of pre-recorded voice phone messagesAT & T CORP·Filed 1998·Granted May 1, 2001·146 cites·20 claims
- 0388US5226076ADirectional microphone assemblyAT & T BELL LAB·Filed 1993·Granted Jul 6, 1993·153 cites·13 claims
- 0473US6125175AMethod and apparatus for inserting background sound in a telephone callAT & T CORP·Filed 1997·Granted Sep 26, 2000·58 cites·25 claims
- 0563USRE45289ESelective noise/channel/coding models and recognizers for automatic speech recognitionGOLDBERG RANDY G·Filed 2001·Granted Dec 9, 2014·12 cites·42 claims
- 0661US6404872B1Method and apparatus for altering a speech signal during a telephone callAT & T CORP·Filed 1997·Granted Jun 11, 2002·33 cites·27 claims
- 0757US6061654ASystem and method of recognizing letters and numbers by either speech or touch tone recognition utilizing constrained confusion matricesAT & T CORP·Filed 1996·Granted May 9, 2000·41 cites·31 claims
- 0849US5528731AMethod of accommodating for carbon/electret telephone set variability in automatic speaker verificationAT & T CORP·Filed 1993·Granted Jun 18, 1996·24 cites·11 claims
- 0930US2002001371A1Method and apparatus for delivering personalized broadcast messagesFiled 1998·Application pending·0 cites
- 1029US6327657B1Method and apparatus for creating electronic water marks in digital dataAT & T CORP·Filed 1998·Granted Dec 4, 2001·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →