Inventor · disambiguated record
Larry A. Marcus
Also filed as: MARCUS LARRY · MARCUS LARRY A · MARCUS LARRY ALLEN
14 granted patents·3 pending applications·249 citations·filing 1992–2018
93Inventor score
Top patents by PatentIndex Score
17 records- 0188US5740257AActive noise control earpiece being compatible with magnetic coupled hearing aidsLUCENT TECHNOLOGIES INC·Filed 1996·Granted Apr 14, 1998·113 cites·18 claims
- 0286US10154330B2Gradient micro-electro-mechanical systems (MEMS) microphoneHARMAN INT IND·Filed 2014·Granted Dec 11, 2018·9 cites·31 claims
- 0369US7646865B2Telephone handset coupling systemMWM ACOUSTICS LLC·Filed 2007·Granted Jan 12, 2010·3 cites·20 claims
- 0469US6389145B2Methods and apparatus for controlling the output of moving armature transducersAGERE SYST GUARDIAN CORP·Filed 1998·Granted May 14, 2002·45 cites·18 claims
- 0568US8300871B2Earphone for wideband communicationWELSH CHRISTOPHER T·Filed 2007·Granted Oct 30, 2012·6 cites·21 claims
- 0661US7751575B1Microphone system for communication devicesBAUMHAUER JR JOHN C·Filed 2003·Granted Jul 6, 2010·11 cites·15 claims
- 0761US7182324B2Microphone isolation systemPOLYCOM INC·Filed 2002·Granted Feb 27, 2007·7 cites·25 claims
- 0859USD355917STelephone handsetAT & T CORP·Filed 1993·Granted Feb 28, 1995·9 cites·1 claims
- 0955US10771875B2Gradient micro-electro-mechanical systems (MEMS) microphoneHARMAN INT IND·Filed 2018·Granted Sep 8, 2020·0 cites·18 claims
- 1052US2007126164A1Microphone Isolation SystemPOLYCOM INC·Filed 2007·Application pending·0 cites
- 1151US5450372AMagnetoresistive microphone and acoustic sensing devicesAT & T CORP·Filed 1994·Granted Sep 12, 1995·13 cites·10 claims
- 1244US5651074ANoise canceling gradient microphone assemblyLUCENT TECHNOLOGIES INC·Filed 1995·Granted Jul 22, 1997·12 cites·16 claims
- 1344US2003008676A1Communication device having a microphone system with optimal acoustic transmission line design for improved frequency and directional responseFiled 2001·Application pending·0 cites
- 1444US2015127258A1Method and system for providing real-time assistance to a travelerSOUNDHOUND INC·Filed 2013·Application pending·0 cites
- 1542US5586183AExtendable telephone handset with flexible electrical interconnection and matched impedance acoustical interfaceLUCENT TECHNOLOGIES INC·Filed 1996·Granted Dec 17, 1996·10 cites·35 claims
- 1633US5696359APortable loudspeaker/directional microphone peripheralLUCENT TECHNOLOGIES INC·Filed 1995·Granted Dec 9, 1997·5 cites·14 claims
- 1733US5291541ACoupling apparatus for telephone handsetsAT & T BELL LAB·Filed 1992·Granted Mar 1, 1994·6 cites·20 claims
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