Inventor · disambiguated record
Vijayan J. Thottuvelil
Also filed as: THOTTUVELIL VIJAYAN J · THOTTUVELIL VIJAYAN JOSEPH
31 granted patents·1 pending application·1,003 citations·filing 1993–2012
98Inventor score
Top patents by PatentIndex Score
32 records- 0199US6037755ASwitching controller for a buck+boost converter and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 1998·Granted Mar 14, 2000·155 cites·30 claims
- 0294US6188586B1Asymmetrical half-bridge power converter having reduced input ripple and method of manufacturing the sameLUCENT TECHNOLOGIES INC·Filed 2000·Granted Feb 13, 2001·96 cites·20 claims
- 0392US6304059B1Battery management system, method of operation therefor and battery plant employing the sameFiled 2000·Granted Oct 16, 2001·129 cites·20 claims
- 0491US5481219AApparatus and method for generting negative bias for isolated MOSFET gate-drive circuitsAT & T CORP·Filed 1994·Granted Jan 2, 1996·67 cites·2 claims
- 0590US8193661B2DC plant controller and method for selecting among multiple power sources and DC plant employing the sameJAGOTA ANURAG·Filed 2009·Granted Jun 5, 2012·36 cites·16 claims
- 0683US6069807ACompensation circuit method of operations thereof and converter employing the sameLUCENT TECHNOLOGIES INC·Filed 1999·Granted May 30, 2000·67 cites·22 claims
- 0775US5949658AEfficiency multiple output DC/DC converterLUCENT TECHNOLOGIES INC·Filed 1997·Granted Sep 7, 1999·47 cites·22 claims
- 0873US6316913B1Low dissipation system and method for determining battery capacity and battery plant incorporating the sameFiled 2000·Granted Nov 13, 2001·11 cites·21 claims
- 0969US6201721B1Bus holdup circuit for a distributed power system and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 2000·Granted Mar 13, 2001·25 cites·20 claims
- 1069US5912810AController for a power switch and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 1998·Granted Jun 15, 1999·17 cites·20 claims
- 1168US6198177B1Power supply providing backup AC voltage and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 2000·Granted Mar 6, 2001·24 cites·18 claims
- 1268US5687070APower factor control for switched mode rectifiersLUCENT TECHNOLOGIES INC·Filed 1996·Granted Nov 11, 1997·33 cites·4 claims
- 1367US7432692B2Circuit and method for changing transient response characteristics of a DC/DC converter moduleLINEAGE POWER CORP·Filed 2006·Granted Oct 7, 2008·9 cites·21 claims
- 1466US6055166ALow trickle current startup bias circuit and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 1998·Granted Apr 25, 2000·32 cites·22 claims
- 1566US5917250AIsolation circuit and verification controller for a power supply and power plant employing the sameLUCENT TECHNOLOGIES INC·Filed 1997·Granted Jun 29, 1999·48 cites·23 claims
- 1664US6025999ADual output power supply and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 1998·Granted Feb 15, 2000·30 cites·20 claims
- 1762US6038145AController for a power switch and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 1998·Granted Mar 14, 2000·13 cites·22 claims
- 1860US9722422B2DC plant for selecting among multiple power sourcesJAGOTA ANURAG·Filed 2012·Granted Aug 1, 2017·1 cites·19 claims
- 1958US6078509AMultiple output flyback converter having improved cross-regulation and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 1998·Granted Jun 20, 2000·24 cites·21 claims
- 2056US6377476B1Protection circuit for active switches in clamp-mode topologies, and power converter employing the sameFiled 2000·Granted Apr 23, 2002·11 cites·8 claims
- 2156US5740023AControl system for a modular power supply and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 1996·Granted Apr 14, 1998·36 cites·29 claims
- 2255US5822199AController for a power switch and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 1996·Granted Oct 13, 1998·10 cites·20 claims
- 2351US8797011B2Variable current limiter for regulatorLI HONGPING·Filed 2010·Granted Aug 5, 2014·1 cites·19 claims
- 2451US5457379AHigh efficiency switch mode regulatorAT & T CORP·Filed 1993·Granted Oct 10, 1995·18 cites·10 claims
- 2549US9722421B2DC plant controller and method for selecting among multiple power sourcesJAGOTA ANURAG·Filed 2012·Granted Aug 1, 2017·0 cites·20 claims
- 2649US6038147APower supply employing circulating capacitor and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 1998·Granted Mar 14, 2000·15 cites·21 claims
- 2747US6304471B1System and method for assessing a capacity of a backup battery and power plant incorporating the sameFiled 1999·Granted Oct 16, 2001·12 cites·21 claims
- 2847US6160379AMode selection circuit for a battery, a method of selecting modes for the battery and a battery back-up power supply employing the circuit and methodLUCENT TECHNOLOGIES INC·Filed 1999·Granted Dec 12, 2000·18 cites·23 claims
- 2941US2012297104A1Controlled intermediate bus architecture optimizationTHOTTUVELIL VIJAYAN J·Filed 2012·Application pending·0 cites
- 3038US6037747AMode selection circuit for a battery and method of operation thereofLUCENT TECHNOLOGIES INC·Filed 1997·Granted Mar 14, 2000·11 cites·43 claims
- 3132US6137266ARecharging circuit and method for recharging a battery having a reference electrodeLUCENT TECHNOLOGIES INC·Filed 1999·Granted Oct 24, 2000·6 cites·8 claims
- 3229US5982598AProtective circuit for a grounded power plantLUCENT TECHNOLOGIES INC·Filed 1997·Granted Nov 9, 1999·1 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →