Inventor · disambiguated record
Roy S. Coutinho
Also filed as: COUTINHO ROY S
7 granted patents·1 pending application·582 citations·filing 1989–2007
89Inventor score
Files withLUCENT TECHNOLOGIES INC3AT & T BELL LAB1AT & T CORP1COUTINHO ROY S1UNWIRED TECHNOLOGY LLC1
Top patents by PatentIndex Score
8 records- 0194US5777769ADevice and method for providing high speed data transfer through a drop line of a power line carrier communication systemLUCENT TECHNOLOGIES INC·Filed 1995·Granted Jul 7, 1998·222 cites·10 claims
- 0290US5120939ADatabaseless security systemAT & T BELL LAB·Filed 1989·Granted Jun 9, 1992·172 cites·24 claims
- 0383US8208654B2Noise cancellation for wireless audio distribution systemCOUTINHO ROY S·Filed 2007·Granted Jun 26, 2012·19 cites·10 claims
- 0475US5760822ACentral node converter for local network having single coaxial cableLUCENT TECHNOLOGIES INC·Filed 1996·Granted Jun 2, 1998·103 cites·13 claims
- 0571US7937118B2Wireless audio distribution system with range based slow mutingUNWIRED TECHNOLOGY LLC·Filed 2007·Granted May 3, 2011·8 cites·20 claims
- 0669US5808659ADevice and method for centralized processing of picture-in-picture imagesLUCENT TECHNOLOGIES INC·Filed 1997·Granted Sep 15, 1998·42 cites·13 claims
- 0751US5966166ASystem and method for compressing video data for video conferencing at a reduced frame rateAT & T CORP·Filed 1996·Granted Oct 12, 1999·16 cites·19 claims
- 0841US2002076018A1Pre-purchased phone minutes serviceFiled 2000·Application pending·0 cites
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