Inventor · disambiguated record
Peter Unsworth
Also filed as: UNSWORTH PETER · UNSWORTH PETER J · UNSWORTH PETER JOSEPH
37 granted patents·5 pending applications·1,604 citations·filing 1986–2013
98Inventor score
Files withALLEN BRADLEY CO10PEARCE NIGEL9ROCKWELL AUTOMATION TECH INC5PROMETHEAN LTD4UNSWORTH PETER4
Top patents by PatentIndex Score
42 records- 0196US8305024B2Motor starting and switchingUNSWORTH PETER·Filed 2010·Granted Nov 6, 2012·23 cites·2 claims
- 0296US6757665B1Detection of pump cavitation/blockage and seal failure via current signature analysisROCKWELL AUTOMATION TECH INC·Filed 1999·Granted Jun 29, 2004·138 cites·41 claims
- 0396US5008608AController for starting and stopping electric motorsALLEN BRADLEY CO·Filed 1989·Granted Apr 16, 1991·95 cites·22 claims
- 0495US7539549B1Motorized system integrated control and diagnostics using vibration, pressure, temperature, speed, and/or current analysisROCKWELL AUTOMATION TECH INC·Filed 2001·Granted May 26, 2009·346 cites·50 claims
- 0593US7308322B1Motorized system integrated control and diagnostics using vibration, pressure, temperature, speed, and/or current analysisROCKWELL AUTOMATION TECH INC·Filed 2001·Granted Dec 11, 2007·174 cites·38 claims
- 0692US7812563B2Motor starting and switchingUNSWORTH PETER·Filed 2005·Granted Oct 12, 2010·28 cites·36 claims
- 0792US7224557B2Method and system of controlling asynchronous contactors for a multi-phase electric loadEATON CORP·Filed 2004·Granted May 29, 2007·49 cites·25 claims
- 0891US7099852B2Detection of pump cavitation/blockage and seal failure via current signature analysisRELIANCE ELECTRIC TECH·Filed 2004·Granted Aug 29, 2006·51 cites·33 claims
- 0991US6640196B1System and method for motor fault detection by space vector angular fluctuationRELIANCE ELECTRIC TECH·Filed 2001·Granted Oct 28, 2003·60 cites·34 claims
- 1089US8279191B2Automatic tool dockPEARCE NIGEL·Filed 2010·Granted Oct 2, 2012·7 cites·18 claims
- 1187US6163129AMethod of controlling the starting, stopping and speed of an AC induction motorEATON CORP·Filed 1999·Granted Dec 19, 2000·69 cites·30 claims
- 1286US8072438B2Gesture recognitionPEARCE NIGEL·Filed 2010·Granted Dec 6, 2011·5 cites·20 claims
- 1386US4800326AApparatus and methods for controlling induction motorsNAT RES DEV·Filed 1986·Granted Jan 24, 1989·47 cites·19 claims
- 1485US8325162B2Dual-pen: master-slavePEARCE NIGEL·Filed 2010·Granted Dec 4, 2012·5 cites·20 claims
- 1585US7389278B2Detection of pump cavitation/blockage and seal failure via current signature analysisROCKWELL AUTOMATION TECH INC·Filed 2005·Granted Jun 17, 2008·20 cites·15 claims
- 1684US8279186B2Interactive display systemPEARCE NIGEL·Filed 2007·Granted Oct 2, 2012·7 cites·24 claims
- 1784US5548197AMethod and apparatus for determining motor speed using zero crossing timesALLEN BRADLEY CO·Filed 1994·Granted Aug 20, 1996·50 cites·15 claims
- 1884US5488281AMethod and apparatus for predicting winding failure using zero crossing timesALLEN BRADLEY CO·Filed 1994·Granted Jan 30, 1996·52 cites·23 claims
- 1982US5565753AMethod and apparatus for current rebalance in induction motorALLEN BRADLEY CO·Filed 1994·Granted Oct 15, 1996·49 cites·13 claims
- 2081US8115734B2Moveable desktopPEARCE NIGEL·Filed 2010·Granted Feb 14, 2012·3 cites·16 claims
- 2181US8054301B2Dual pen systemPROMETHEAN LTD·Filed 2010·Granted Nov 8, 2011·3 cites·20 claims
- 2280US6636823B1Method and apparatus for motor fault diagnosisROCKWELL AUTOMATION TECH INC·Filed 1999·Granted Oct 21, 2003·49 cites·29 claims
- 2380US4833386AApparatus and method for braking an electric motorALLEN BRADLEY CO·Filed 1987·Granted May 23, 1989·33 cites·21 claims
- 2477US5567994AActive harmonic filter with time domain analysisALLEN BRADLEY CO·Filed 1995·Granted Oct 22, 1996·67 cites·11 claims
- 2577US4767975AController for induction motorsNAT RES DEV·Filed 1986·Granted Aug 30, 1988·32 cites·20 claims
- 2673US9590536B2Two-step connection of electric motors by means of electromagnetic switchesKINSELLA JAMES J·Filed 2013·Granted Mar 7, 2017·3 cites·20 claims
- 2771US5627447AMethod and apparatus for detecting current delay angle from motor terminal voltageALLEN BRADLEY CO·Filed 1995·Granted May 6, 1997·33 cites·15 claims
- 2871US4862052AMethod for stopping an electric motorALLEN BRADLEY CO·Filed 1988·Granted Aug 29, 1989·24 cites·12 claims
- 2969US5153489AElectric current measurement apparatus for a solid state motor controllerUNSWORTH PETER J·Filed 1991·Granted Oct 6, 1992·32 cites·20 claims
- 3068US7584432B1Interactive display systemPROMETHEAN LTD·Filed 2000·Granted Sep 1, 2009·13 cites·22 claims
- 3164US2009295723A1Interactive display systemPROMETHEAN LTD·Filed 2009·Application pending·0 cites
- 3258US5473241AMethod and apparatus for RMS measurements in induction motor without samplingALLEN BRADLEY CO·Filed 1994·Granted Dec 5, 1995·19 cites·17 claims
- 3355US8159470B2Join objectsPEARCE NIGEL·Filed 2010·Granted Apr 17, 2012·0 cites·8 claims
- 3455US8125443B2Stretch objectsPEARCE NIGEL·Filed 2010·Granted Feb 28, 2012·0 cites·10 claims
- 3555US8115733B2Dual pen: OS/application pensPEARCE NIGEL·Filed 2010·Granted Feb 14, 2012·0 cites·20 claims
- 3655US8068093B2Duplicate objectsPEARCE NIGEL·Filed 2010·Granted Nov 29, 2011·0 cites·4 claims
- 3747US5637976AMethod and apparatus for RMS current measurement in induction motors without a current transformerALLEN BRADLEY CO·Filed 1995·Granted Jun 10, 1997·13 cites·24 claims
- 3845US2009015798A1Mounting for Interactive Display SystemPROMETHEAN LTD·Filed 2005·Application pending·0 cites
- 3942US2006213614A1Manufacture of interactive surfaceUNSWORTH PETER·Filed 2006·Application pending·0 cites
- 4042US2006219692A1Pointer for interactive display systemUNSWORTH PETER·Filed 2006·Application pending·0 cites
- 4137US7580801B2Monitoring of two-phased fluid flowUNIV SUSSEX INTELLECTUAL PROPE·Filed 2003·Granted Aug 25, 2009·5 cites·21 claims
- 4230US2005229716A1Detection and measurement of two-phase flowUNIV SUSSEX·Filed 2005·Application pending·0 cites
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