Inventor · disambiguated record
William Christopher Hardy
Also filed as: HARDY JR WILLIAM C · HARDY WILLIAM · HARDY WILLIAM C · HARDY WILLIAM C JR
31 granted patents·5 pending applications·657 citations·filing 1973–2014
97Inventor score
Top patents by PatentIndex Score
36 records- 0195US7085230B2Method and system for evaluating the quality of packet-switched voice signalsMCI LLC·Filed 2001·Granted Aug 1, 2006·78 cites·32 claims
- 0284US7099282B1Determining the effects of new types of impairments on perceived quality of a voice serviceMCI INC·Filed 2001·Granted Aug 29, 2006·33 cites·10 claims
- 0382US7653002B2Real time monitoring of perceived quality of packet voice transmissionVERIZON BUSINESS GLOBAL LLC·Filed 2004·Granted Jan 26, 2010·23 cites·48 claims
- 0481US6370120B1Method and system for evaluating the quality of packet-switched voice signalsMCI WORLDCOM INC·Filed 1998·Granted Apr 9, 2002·95 cites·28 claims
- 0579US8068437B2Determining the effects of new types of impairments on perceived quality of a voice serviceHARDY WILLIAM C·Filed 2005·Granted Nov 29, 2011·9 cites·17 claims
- 0677US6985559B2Method and apparatus for estimating quality in a telephonic voice connectionMCI INC·Filed 2001·Granted Jan 10, 2006·24 cites·61 claims
- 0776US7154855B2Method and system for determining dropped frame rates over a packet switched transportMCI LLC·Filed 2002·Granted Dec 26, 2006·18 cites·38 claims
- 0876US6466673B1Intracranial noise suppression apparatusMCI COMMUNICATIONS CORP·Filed 1998·Granted Oct 15, 2002·43 cites·27 claims
- 0974US5448624ATelephone network performance monitoring method and systemMCI COMMUNICATIONS CORP·Filed 1993·Granted Sep 5, 1995·64 cites·14 claims
- 1073US8689105B2Real-time monitoring of perceived quality of packet voice transmissionHARDY WILLIAM CHRISTOPHER·Filed 2008·Granted Apr 1, 2014·3 cites·30 claims
- 1170US9571633B2Determining the effects of new types of impairments on perceived quality of a voice serviceHARDY WILLIAM CHRISTOPHER·Filed 2011·Granted Feb 14, 2017·2 cites·8 claims
- 1270US7890440B1Systems and methods for evaluating a group detection toolSCIENCE APPLIC INT CORP·Filed 2006·Granted Feb 15, 2011·5 cites·30 claims
- 1362US3973627AWellbore gravel pack methodSUN OIL CO DELAWARE·Filed 1973·Granted Aug 10, 1976·26 cites·5 claims
- 1461US9009133B2Methods and systems for formulating and executing concept-structured queries of unorganized dataHARDY WILLIAM CHRISTOPHER·Filed 2006·Granted Apr 14, 2015·2 cites·10 claims
- 1561US6556677B1Single-ended echo cancellation system and methodFiled 1999·Granted Apr 29, 2003·27 cites·22 claims
- 1661US6553061B1Method and apparatus for detecting a waveformWORLDCOM INC·Filed 2001·Granted Apr 22, 2003·6 cites·62 claims
- 1761US6246978B1Method and system for measurement of speech distortion from samples of telephonic voice signalsMCI WORLDCOM INC·Filed 1999·Granted Jun 12, 2001·34 cites·24 claims
- 1860US6912269B2Test unit for use at a network interface deviceMCI INC·Filed 2002·Granted Jun 28, 2005·4 cites·10 claims
- 1956US6564181B2Method and system for measurement of speech distortion from samples of telephonic voice signalsWORLDCOM INC·Filed 2001·Granted May 13, 2003·4 cites·19 claims
- 2056US6438601B1Method and system for using caller pays service for single use and short term access to internet subscription servicesWORLDCOM INC·Filed 1999·Granted Aug 20, 2002·88 cites·11 claims
- 2156US2014153429A1Real-time monitoring of perceived quality of packet voice transmissionTEKLA PEHR LLC·Filed 2014·Application pending·0 cites
- 2254US5241584AResponse time evaluation unitMCI COMMUNICATIONS CORP·Filed 1990·Granted Aug 31, 1993·23 cites·17 claims
- 2351US8014009B2System and method for printing at least one digitized image to a digital multimedia presentation applianceXEROX CORP·Filed 2007·Granted Sep 6, 2011·0 cites·23 claims
- 2449US9043906B2System and method for preventing operation of undetected malware loaded onto a computing deviceHARDY WILLIAM CHRISTOPHER·Filed 2013·Granted May 26, 2015·0 cites·13 claims
- 2548US2011087495A1Suspicious entity investigation and related monitoring in a business enterprise environmentBANK OF AMERICA·Filed 2010·Application pending·0 cites
- 2645US2004246906A1Methods and systems for accelerating inference engines used in expert systemsFiled 2003·Application pending·0 cites
- 2744US2007106735A1Message and system for maintaining the security of transmitted personalized messagesXEROX CORP·Filed 2005·Application pending·0 cites
- 2842US2006277260A1Email system and method for selective transmission of a portion of an email messageXEROX CORP·Filed 2005·Application pending·0 cites
- 2940US6108404AMethod and system for testing a connection in a telephone network using interactive telephone response moduleMCI COMMUNICATIONS CORP·Filed 1998·Granted Aug 22, 2000·7 cites·14 claims
- 3039US6130943AMethod and apparatus for suppressing echo in telephonyMCI COMMUNICATIONS CORP·Filed 1996·Granted Oct 10, 2000·9 cites·4 claims
- 3139US6115465ASystem and method for modifying voice signals to avoid triggering tone detectorsMCI COMMUNICATIONS CORP·Filed 1998·Granted Sep 5, 2000·6 cites·22 claims
- 3238US6519323B1Test unit for use at a network interface deviceWORLDCOM INC·Filed 1999·Granted Feb 11, 2003·6 cites·13 claims
- 3338US5748876ASystem and method for testing acoustic modems with semantically encoded waveformsMCI COMMUNICATIONS CORP·Filed 1995·Granted May 5, 1998·10 cites·10 claims
- 3437US6385296B1System to test a connection in a telephone networkMCI COMMUNICATIONS CORP·Filed 1999·Granted May 7, 2002·5 cites·5 claims
- 3528US6580782B1Interactive telephone response moduleMCI COMMUNICATIONS CORP·Filed 1999·Granted Jun 17, 2003·0 cites·9 claims
- 3627US5917896ABridgeable fax monitor for help desk supportMCI COMMUNICATIONS CORP·Filed 1996·Granted Jun 29, 1999·3 cites·14 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →