Inventor · disambiguated record
John C. Canfield
Also filed as: CANFIELD JOHN · CANFIELD JOHN C · CANFIELD JOHN CHRISTOPHER
16 granted patents·1 pending application·287 citations·filing 2003–2013
93Inventor score
Files withL & L ENGINEERING LLC4CHANG TOM3LATHAM PAUL3CANFIELD JOHN CHRISTOPHER2EMINENT ELECTRONIC TECHNOLOGY CORP1
Top patents by PatentIndex Score
17 records- 0197US6873203B1Integrated device providing current-regulated charge pump driver with capacitor-proportional currentTYCO ELECTRONICS CORP·Filed 2003·Granted Mar 29, 2005·209 cites·21 claims
- 0287US7960699B2Light detection circuit for ambient light and proximity sensorEMINENT ELECTRONIC TECHNOLOGY CORP·Filed 2009·Granted Jun 14, 2011·19 cites·18 claims
- 0379US8400130B2Non-linear PWM controller for DC-to-DC convertersLATHAM PAUL·Filed 2011·Granted Mar 19, 2013·4 cites·13 claims
- 0479US8310216B2Synchronous rectifier control for synchronous boost converterCANFIELD JOHN CHRISTOPHER·Filed 2011·Granted Nov 13, 2012·5 cites·24 claims
- 0577US8395365B2Non-linear PWM controllerLATHAM PAUL W·Filed 2008·Granted Mar 12, 2013·14 cites·33 claims
- 0672US8705015B2Integrated ambient light sensor and distance sensorCHANG TOM·Filed 2012·Granted Apr 22, 2014·3 cites·21 claims
- 0770US8014879B2Methods and systems for adaptive controlL & L ENGINEERING LLC·Filed 2006·Granted Sep 6, 2011·7 cites·20 claims
- 0868US8866463B2Non-linear PWM controllerMAXIM INTEGRATED PRODUCTS·Filed 2013·Granted Oct 21, 2014·2 cites·19 claims
- 0968US8700184B2Methods and systems for adaptive controlLATHAM PAUL·Filed 2011·Granted Apr 15, 2014·2 cites·5 claims
- 1067US7498781B2Methods and systems for disturbance rejection in DC-to-DC convertersL & L ENGINEERING LLC·Filed 2007·Granted Mar 3, 2009·8 cites·35 claims
- 1161US8125619B2Integrated ambient light sensor and distance sensorCHANG TOM·Filed 2008·Granted Feb 28, 2012·4 cites·15 claims
- 1260US7746048B2Non-linear PWM controller for DC-to-DC convertersL & L ENGINEERING LLC·Filed 2006·Granted Jun 29, 2010·3 cites·16 claims
- 1358US8368365B2Continuously switching buck-boost controlLINEAR TECHN INC·Filed 2009·Granted Feb 5, 2013·5 cites·22 claims
- 1458US7884591B2Non-linear PWM controller for DC-to-DC convertersL & L ENGINEERING LLC·Filed 2010·Granted Feb 8, 2011·1 cites·8 claims
- 1548US8751021B2Methods and systems for adaptive controlLATHAM PAUL·Filed 2011·Granted Jun 10, 2014·0 cites·4 claims
- 1646US8063615B2Synchronous rectifier control for synchronous boost converterCANFIELD JOHN CHRISTOPHER·Filed 2007·Granted Nov 22, 2011·1 cites·14 claims
- 1745US2010295821A1Optical touch panelCHANG TOM·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →