Inventor · disambiguated record
Christopher Todd Welsh
Also filed as: WELSH CHRISTOPHER T · WELSH CHRISTOPHER TODD
15 granted patents·1 pending application·208 citations·filing 1994–2011
93Inventor score
Files withLUCENT TECHNOLOGIES INC4MWM ACOUSTICS LLC3BARR JOSHUA JAMES2AT & T CORP1BAUMHAUER JR JOHN C1
Top patents by PatentIndex Score
16 records- 0194US7790492B1Method for fabricating a transducer package with the transducer die unsupported by a substrateMWM ACOUSTICS LLC·Filed 2009·Granted Sep 7, 2010·36 cites·22 claims
- 0293US7825509B1Transducer package with transducer die unsupported by a substrateMWM ACOUSTICS LLC·Filed 2009·Granted Nov 2, 2010·30 cites·29 claims
- 0382USD381024SDirectional microphoneLUCENT TECHNOLOGIES INC·Filed 1995·Granted Jul 15, 1997·26 cites·1 claims
- 0471US5739481ASpeaker mounting systemLUCENT TECHNOLOGIES INC·Filed 1996·Granted Apr 14, 1998·49 cites·15 claims
- 0569US7646865B2Telephone handset coupling systemMWM ACOUSTICS LLC·Filed 2007·Granted Jan 12, 2010·3 cites·20 claims
- 0668US8300871B2Earphone for wideband communicationWELSH CHRISTOPHER T·Filed 2007·Granted Oct 30, 2012·6 cites·21 claims
- 0766US8340307B2Passive sound pressure level limiterBARR JOSHUA JAMES·Filed 2009·Granted Dec 25, 2012·4 cites·24 claims
- 0866US8155366B2Transducer package with interior support frameBAUMHAUER JR JOHN CHARLES·Filed 2009·Granted Apr 10, 2012·5 cites·40 claims
- 0961US8107652B2Controlled leakage omnidirectional electret condenser microphone elementDYER MEDFORD ALAN·Filed 2008·Granted Jan 31, 2012·2 cites·14 claims
- 1061US7751575B1Microphone system for communication devicesBAUMHAUER JR JOHN C·Filed 2003·Granted Jul 6, 2010·11 cites·15 claims
- 1155US5506908ADirectional microphone systemAT & T CORP·Filed 1994·Granted Apr 9, 1996·27 cites·16 claims
- 1254US8515084B2Passive sound pressure level limiter with balancing circuitBARR JOSHUA JAMES·Filed 2011·Granted Aug 20, 2013·1 cites·22 claims
- 1345US2007058821A1Automotive microphone assemblyMWM ACOUSTICS LLC AN INDIANA L·Filed 2005·Application pending·0 cites
- 1434USD384357SDirectional microphoneLUCENT TECHNOLOGIES INC·Filed 1995·Granted Sep 30, 1997·2 cites·1 claims
- 1533US5696359APortable loudspeaker/directional microphone peripheralLUCENT TECHNOLOGIES INC·Filed 1995·Granted Dec 9, 1997·5 cites·14 claims
- 1627USD432119SMicrophoneMCATEER JEFFREY P·Filed 1999·Granted Oct 17, 2000·1 cites·1 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →