Inventor · disambiguated record
Balu Balakrishnan
Also filed as: BALAKRISHNAN BALU
206 granted patents·5 pending applications·6,545 citations·filing 1990–2023
99Inventor score
Files withPOWER INTEGRATIONS INC181BALAKRISHNAN BALU22DJENGUERIAN ALEX B3BAILEY DOUGLAS JOHN2POWER INTERGRATIONS INC2
Top patents by PatentIndex Score
211 records- 0199US5469334APlastic quad-packaged switched-mode integrated circuit with integrated transformer windings and mouldings for transformer core piecesPOWER INTEGRATIONS INC·Filed 1993·Granted Nov 21, 1995·270 cites·11 claims
- 0298US9444357B1Active reduced voltage switching using secondary switchPOWER INTEGRATIONS INC·Filed 2015·Granted Sep 13, 2016·28 cites·42 claims
- 0398US9246392B2Switched mode power converter controller with ramp time modulationPOWER INTEGRATIONS INC·Filed 2013·Granted Jan 26, 2016·29 cites·34 claims
- 0498US8369111B2Ultra low standby consumption in a high power power converterPOWER INTEGRATIONS INC·Filed 2010·Granted Feb 5, 2013·40 cites·21 claims
- 0598US7391088B2Integrated circuit with multi-length output transistor segmentsPOWER INTEGRATIONS INC·Filed 2007·Granted Jun 24, 2008·60 cites·6 claims
- 0698US6525514B1Method and apparatus for reducing audio noise in a switching regulatorPOWER INTEGRATIONS INC·Filed 2000·Granted Feb 25, 2003·121 cites·32 claims
- 0798US6366481B1Method and apparatus providing a multi-function terminal for a power supply controllerPOWER INTEGRATIONS INC·Filed 2000·Granted Apr 2, 2002·111 cites·12 claims
- 0898US6304462B1Method and apparatus providing a multi-function terminal for a power supply controllerPOWER INTEGRATIONS INC·Filed 2000·Granted Oct 16, 2001·104 cites·34 claims
- 0998US5313381AThree-terminal switched mode power supply integrated circuitPOWER INTEGRATIONS INC·Filed 1992·Granted May 17, 1994·268 cites·11 claims
- 1098US5285369ASwitched mode power supply integrated circuit with start-up self-biasingPOWER INTEGRATIONS INC·Filed 1992·Granted Feb 8, 1994·373 cites·6 claims
- 1198US5161098AHigh frequency switched mode converterPOWER INTEGRATIONS INC·Filed 1991·Granted Nov 3, 1992·146 cites·22 claims
- 1298US5014178ASelf powering technique for integrated switched mode power supplyPOWER INTEGRATIONS INC·Filed 1990·Granted May 7, 1991·227 cites·7 claims
- 1397US9742288B2Output-side controller with switching request at relaxation ring extremumPOWER INTEGRATIONS INC·Filed 2014·Granted Aug 22, 2017·24 cites·27 claims
- 1497US9035435B2Magnetically coupled galvanically isolated communication using lead framePOWER INTEGRATIONS INC·Filed 2012·Granted May 19, 2015·22 cites·28 claims
- 1597US8115457B2Method and apparatus for implementing a power converter input terminal voltage discharge circuitBALAKRISHNAN BALU·Filed 2009·Granted Feb 14, 2012·54 cites·47 claims
- 1697US7585719B2Integrated circuit with multi-length output transistor segmentsPOWER INTEGRATIONS INC·Filed 2008·Granted Sep 8, 2009·44 cites·5 claims
- 1797US7253059B2Method of forming an integrated circuit with multi-length power transistor segmentsPOWER INTEGRATIONS INC·Filed 2005·Granted Aug 7, 2007·49 cites·6 claims
- 1897US7220629B2Method of manufacturing an integrated circuit with multilength power transistor elementsPOWER INTEGRATIONS INC·Filed 2006·Granted May 22, 2007·54 cites·7 claims
- 1997US6538908B2Method and apparatus providing a multi-function terminal for a power supply controllerPOWER INTEGRATIONS INC·Filed 2002·Granted Mar 25, 2003·84 cites·34 claims
- 2097US6462971B1Method and apparatus providing a multi-function terminal for a power supply controllerPOWER INTEGRATIONS INC·Filed 1999·Granted Oct 8, 2002·104 cites·21 claims
- 2197US6356464B1Method and apparatus providing a multi-function terminal for a power supply controllerPOWER INTEGRATIONS INC·Filed 2000·Granted Mar 12, 2002·94 cites·8 claims
- 2297US6297623B1Off-line converter with digital controlPOWER INTEGRATIONS INC·Filed 2000·Granted Oct 2, 2001·107 cites·10 claims
- 2397US6226190B1Off-line converter with digital controlPOWER INTEGRATIONS INC·Filed 1998·Granted May 1, 2001·130 cites·27 claims
- 2497US6212079B1Method and apparatus for improving efficiency in a switching regulator at light loadsPOWER INTEGRATIONS INC·Filed 2000·Granted Apr 3, 2001·149 cites·29 claims
- 2596US11695343B2Output-side controller with switching request at relaxation ring extremumPOWER INTEGRATIONS INC·Filed 2021·Granted Jul 4, 2023·3 cites·22 claims
- 2696US9136765B2Techniques for controlling a power converter using multiple controllersPOWER INTEGRATIONS INC·Filed 2013·Granted Sep 15, 2015·18 cites·38 claims
- 2796US8976561B2Switch mode power converters using magnetically coupled galvanically isolated lead frame communicationPOWER INTEGRATIONS INC·Filed 2012·Granted Mar 10, 2015·23 cites·32 claims
- 2896US8624562B2Method and apparatus for implementing a power converter input terminal voltage discharge circuitBALAKRISHNAN BALU·Filed 2012·Granted Jan 7, 2014·15 cites·15 claims
- 2996US7253997B2Method and apparatus providing a multi-function terminal for a power supply controllerPOWER INTEGRATIONS INC·Filed 2005·Granted Aug 7, 2007·39 cites·7 claims
- 3096US7215105B2Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supplyPOWER INTEGRATIONS INC·Filed 2006·Granted May 8, 2007·23 cites·5 claims
- 3196US6643153B2Method and apparatus providing a multi-function terminal for a power supply controllerPOWER INTEGRATIONS INC·Filed 2003·Granted Nov 4, 2003·65 cites·18 claims
- 3296US6580593B2Method and apparatus for fault condition protection of a switched mode power supplyPOWER INTEGRATIONS INC·Filed 2002·Granted Jun 17, 2003·65 cites·26 claims
- 3396US6480399B2Switched mode power supply responsive to current derived from voltage across energy transfer element inputPOWER INTEGRATIONS INC·Filed 2001·Granted Nov 12, 2002·79 cites·12 claims
- 3496US6249876B1Frequency jittering control for varying the switching frequency of a power supplyPOWER INTEGRATIONS INC·Filed 1998·Granted Jun 19, 2001·197 cites·32 claims
- 3596US6147883AOutput feedback and under-voltage detectionPOWER INTEGRATIONS INC·Filed 1998·Granted Nov 14, 2000·108 cites·20 claims
- 3696US5282107APower MOSFET safe operating area current limiting devicePOWER INTEGRATIONS INC·Filed 1992·Granted Jan 25, 1994·109 cites·5 claims
- 3796US5122691AIntegrated backplane interconnection architectureBALAKRISHNAN BALU·Filed 1990·Granted Jun 16, 1992·141 cites·39 claims
- 3895US10033284B2Power supply with power factor correction and output-referenced energy reservoirPOWER INTEGRATIONS INC·Filed 2016·Granted Jul 24, 2018·14 cites·39 claims
- 3995US9735665B2Method and apparatus for implementing a power converter input terminal voltage discharge circuitPOWER INTEGRATIONS INC·Filed 2015·Granted Aug 15, 2017·10 cites·50 claims
- 4095US9275946B2Switch mode power converters using magnetically coupled galvanically isolated lead frame communicationPOWER INTEGRATIONS INC·Filed 2015·Granted Mar 1, 2016·12 cites·19 claims
- 4195US7109696B2Method and apparatus for trimming current limit and frequency to maintain a constant maximum powerPOWER INTEGRATIONS INC·Filed 2005·Granted Sep 19, 2006·35 cites·9 claims
- 4295US7099128B2Fault condition protectionPOWER INTEGRATIONS INC·Filed 2003·Granted Aug 29, 2006·33 cites·14 claims
- 4395US7045994B2Method and apparatus for reducing audio noise in a switching regulatorPOWER INTEGRATIONS INC·Filed 2005·Granted May 16, 2006·33 cites·8 claims
- 4495US7038439B2Off-line converter with digital controlPOWER INTEGRATIONS INC·Filed 2005·Granted May 2, 2006·33 cites·7 claims
- 4595US6914793B2Method and apparatus providing a multi-function terminal for a power supply controllerPOWER INTEGRATIONS INC·Filed 2003·Granted Jul 5, 2005·62 cites·19 claims
- 4695US6781357B2Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supplyPOWER INTEGRATIONS INC·Filed 2002·Granted Aug 24, 2004·71 cites·20 claims
- 4795US6313976B1Method and apparatus providing a multi-function terminal for a power supply controllerPOWER INTEGRATIONS INC·Filed 2000·Granted Nov 6, 2001·64 cites·8 claims
- 4894US9331004B2Magnetically coupled galvanically isolated communication using lead framePOWER INTEGRATIONS INC·Filed 2015·Granted May 3, 2016·7 cites·15 claims
- 4994US9065340B2Method and apparatus for implementing a power converter input terminal voltage discharge circuitPOWER INTERGRATIONS INC·Filed 2013·Granted Jun 23, 2015·10 cites·20 claims
- 5094US8537570B2Method and apparatus to reduce audio frequencies in a switching power supplyBALAKRISHNAN BALU·Filed 2012·Granted Sep 17, 2013·11 cites·15 claims
Showing the top 50 of 211 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Balu Balakrishnan files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →