Inventor · disambiguated record
John So
Also filed as: SO JOHN · SO JOHN S · SO JOHN S K · SO JOHN SUNG K
20 granted patents·4 pending applications·331 citations·filing 2000–2016
96Inventor score
Files withADVANCED ANALOGIC TECH INC10SKYWORKS SOLUTIONS INC5SO JOHN3FAIRCHILD SEMICONDUCTOR2D ANGELO KEVIN P1
Top patents by PatentIndex Score
24 records- 0194US6342822B1Method and apparatus for implementing improved pulse width modulationFAIRCHILD SEMICONDUCTOR·Filed 2000·Granted Jan 29, 2002·59 cites·15 claims
- 0291US7921320B2Single wire serial interfaceADVANCED ANALOGIC TECH INC·Filed 2006·Granted Apr 5, 2011·15 cites·47 claims
- 0390US6731486B2Output-powered over-voltage protection circuitFAIRCHILD SEMICONDUCTOR·Filed 2001·Granted May 4, 2004·77 cites·13 claims
- 0489US9015515B2Single wire serial interfaceSKYWORKS SOLUTIONS INC·Filed 2014·Granted Apr 21, 2015·6 cites·30 claims
- 0588US7957116B2System and method for detection of multiple current limitsADVANCED ANALOGIC TECH INC·Filed 2007·Granted Jun 7, 2011·14 cites·39 claims
- 0688US7532448B2Current limit detectorADVANCED ANALOGIC TECH INC·Filed 2007·Granted May 12, 2009·15 cites·22 claims
- 0787US8699195B2System and method for detection of multiple current limitsADVANCED ANALOGIC TECH INC·Filed 2012·Granted Apr 15, 2014·5 cites·23 claims
- 0887US8539275B2Single wire serial interfaceD ANGELO KEVIN P·Filed 2011·Granted Sep 17, 2013·10 cites·29 claims
- 0987US7127631B2Single wire serial interface utilizing count of encoded clock pulses with resetADVANCED ANALOGIC TECH INC·Filed 2002·Granted Oct 24, 2006·30 cites·27 claims
- 1082US7656132B2Battery charger apparatus with a digital charge reduction loopADVANCED ANALOGIC TECH INC·Filed 2006·Granted Feb 2, 2010·17 cites·32 claims
- 1181US7672107B2Current limit control with current limit detectorADVANCED ANALOGIC TECH INC·Filed 2007·Granted Mar 2, 2010·16 cites·22 claims
- 1279US8295023B2System and method for detection of multiple current limitsSO JOHN·Filed 2011·Granted Oct 23, 2012·4 cites·22 claims
- 1379US7576525B2Supply power control with soft startADVANCED ANALOGIC TECH INC·Filed 2007·Granted Aug 18, 2009·19 cites·47 claims
- 1479US7026795B2Method for pulse modulation control of switching regulatorsADVANCED ANALOGIC TECH INC·Filed 2003·Granted Apr 11, 2006·31 cites·12 claims
- 1578US9295128B2Single wire serial interfaceSKYWORKS SOLUTIONS INC·Filed 2013·Granted Mar 22, 2016·2 cites·47 claims
- 1678US9265113B2Single wire serial interfaceSKYWORKS SOLUTIONS INC·Filed 2014·Granted Feb 16, 2016·2 cites·57 claims
- 1775US9247607B2Single wire serial interface utilizing count of encoded clock pulses with resetSKYWORKS SOLUTIONS INC·Filed 2014·Granted Jan 26, 2016·1 cites·29 claims
- 1872US8611063B2Current limit control with current limit detectorSO JOHN·Filed 2010·Granted Dec 17, 2013·4 cites·35 claims
- 1963US7923972B2Systems and methods for charging a battery with a digital charge reduction loopADVANCED ANALOGIC TECH INC·Filed 2009·Granted Apr 12, 2011·4 cites·19 claims
- 2059US2016266631A1Single wire serial interfaceSKYWORKS SOLUTIONS INC·Filed 2016·Application pending·0 cites
- 2148US8111493B2Current limit detectorSO JOHN·Filed 2009·Granted Feb 7, 2012·0 cites·34 claims
- 2243US2006139009A1Digital temperature compensation for battery charging circuitsSO JOHN S K·Filed 2004·Application pending·0 cites
- 2340US2005194945A1Method for Pulse Modulation Control of Switching RegulatorsFiled 2005·Application pending·0 cites
- 2429US2005270003A1Modulated reference voltage control for current mode switching regulatorsFLOYD BRIAN H·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →