Inventor · disambiguated record
Kaushik Rajashekara
Also filed as: RAJASHEKARA KAUSHIK
37 granted patents·8 pending applications·1,819 citations·filing 1988–2021
98Inventor score
Top patents by PatentIndex Score
45 records- 0197US6321145B1Method and apparatus for a fuel cell propulsion systemDELPHI TECH INC·Filed 2001·Granted Nov 20, 2001·209 cites·26 claims
- 0297US5491370AIntegrated AC machineGEN MOTORS CORP·Filed 1994·Granted Feb 13, 1996·207 cites·6 claims
- 0396US9586690B2Hybrid turbo electric aero-propulsion system controlROLLS ROYCE CORP·Filed 2013·Granted Mar 7, 2017·53 cites·12 claims
- 0496US8727270B2Aircraft, propulsion system, and system for taxiing an aircraftBURNS DONALD·Filed 2010·Granted May 20, 2014·64 cites·21 claims
- 0596US4964029AAC to DC power converter with input current waveform control for buck-boost regulation of outputVITEQ CORP·Filed 1988·Granted Oct 16, 1990·107 cites·6 claims
- 0695US8684304B2Aircraft, propulsion system, and system for taxiing an aircraftBURNS DONALD·Filed 2010·Granted Apr 1, 2014·55 cites·26 claims
- 0794US5811957ASpeed sensorless hybrid vector controlled induction motor with zero speed operationGEN MOTORS CORP·Filed 1995·Granted Sep 22, 1998·117 cites·19 claims
- 0894US4974141AAC to DC power converter with input current waveform control for buck-boost regualtion of outputVITEQ CORP·Filed 1989·Granted Nov 27, 1990·108 cites·11 claims
- 0993US7968237B2PEM-SOFC hybrid power generation systemsDELPHI TECH INC·Filed 2010·Granted Jun 28, 2011·11 cites·7 claims
- 1091US6008618AZero speed start-up for a speed sensorless induction motor driveGEN MOTORS CORP·Filed 1997·Granted Dec 28, 1999·71 cites·11 claims
- 1189US8820677B2Aircraft power systems and methodsRAJASHEKARA KAUSHIK·Filed 2011·Granted Sep 2, 2014·42 cites·13 claims
- 1288US7470477B2Cascaded fuel cell stacks for fast start-up and anode coking controlDELPHI TECH INC·Filed 2003·Granted Dec 30, 2008·33 cites·25 claims
- 1388US6362599B1Method and apparatus for sensing the status of a vehicleDELPHI TECH INC·Filed 2000·Granted Mar 26, 2002·100 cites·31 claims
- 1487US6249106B1Apparatus and method for maintaining a threshold value in a batteryDELPHI TECH INC·Filed 2000·Granted Jun 19, 2001·84 cites·27 claims
- 1587US5705909AControl for AC motor having parallel sets of three-phase windings with only one current sensor per setGEN MOTORS CORP·Filed 1995·Granted Jan 6, 1998·61 cites·5 claims
- 1685US8786262B2Systems and methods for synchronous power generationRAJASHEKARA KAUSHIK·Filed 2011·Granted Jul 22, 2014·7 cites·24 claims
- 1784US6646845B1Battery protection system and methodDELPHI TECH INC·Filed 2000·Granted Nov 11, 2003·83 cites·13 claims
- 1884US5751069AHeat engine generator control systemGEN MOTORS CORP·Filed 1996·Granted May 12, 1998·63 cites·10 claims
- 1983US6854273B1Apparatus and method for steam engine and thermionic emission based power generation systemDELPHI TECH INC·Filed 2004·Granted Feb 15, 2005·32 cites·23 claims
- 2082US8690099B2Aircraft and propulsion systemBURNS DONALD·Filed 2010·Granted Apr 8, 2014·8 cites·22 claims
- 2182US5717584AQuasi-resonant pole inverterGEN MOTORS CORP·Filed 1995·Granted Feb 10, 1998·87 cites·6 claims
- 2277US8043758B2Method and apparatus for controlling a fuel cell systemDELPHI TECH INC·Filed 2005·Granted Oct 25, 2011·3 cites·14 claims
- 2376US7306871B2Hybrid power generating system combining a fuel cell and a gas turbineDELPHI TECH INC·Filed 2004·Granted Dec 11, 2007·16 cites·18 claims
- 2474US7674538B2Apparatus and method for high efficiency operation of a high temperature fuel cell systemDELPHI TECH INC·Filed 2004·Granted Mar 9, 2010·14 cites·11 claims
- 2573US6456031B1Rotor position estimation for switched reluctance machinesDELPHI TECH INC·Filed 2001·Granted Sep 24, 2002·20 cites·50 claims
- 2671US8829692B2Multilayer packaged semiconductor device and method of packagingRAJASHEKARA KAUSHIK·Filed 2012·Granted Sep 9, 2014·3 cites·10 claims
- 2770US6005783AMethod of synthesizing poly-phase AC voltageGEN MOTORS CORP·Filed 1998·Granted Dec 21, 1999·47 cites·28 claims
- 2868US6989211B2Method and apparatus for controlling a fuel cell systemDELPHI TECH INC·Filed 2002·Granted Jan 24, 2006·8 cites·6 claims
- 2968US5594634ADC link inverter having soft-switched auxiliary devicesGEN MOTORS CORP·Filed 1995·Granted Jan 14, 1997·39 cites·14 claims
- 3067US8570774B2Electrical power system with high-density pulse width modulated (PWM) rectifierWANG RUXI·Filed 2009·Granted Oct 29, 2013·10 cites·30 claims
- 3166US7648784B2Method and apparatus for controlling a fuel cell system having a variable number of parallel-connected modulesDELPHI TECH INC·Filed 2006·Granted Jan 19, 2010·1 cites·18 claims
- 3265US6411534B1Control methods for power converter circuitDELPHI TECH INC·Filed 2001·Granted Jun 25, 2002·23 cites·16 claims
- 3360US7084525B2Power system to transfer power between a plurality of power sourcesDELPHI TECH INC·Filed 2003·Granted Aug 1, 2006·15 cites·21 claims
- 3456US2022094274A1Single phase single stage bi-directional level 1 electric vehicle battery chargerUNIV HOUSTON SYSTEM·Filed 2021·Application pending·0 cites
- 3555US2006228593A1PEM-SOFC hybrid power generation systemsGRIEVE MALCOLM J·Filed 2005·Application pending·0 cites
- 3650US5592371ADC link inverterGEN MOTORS CORP·Filed 1995·Granted Jan 7, 1997·18 cites·22 claims
- 3746US7323264B2Fuel cell system having integrated central control functionDELPHI TECH INC·Filed 2004·Granted Jan 29, 2008·0 cites·9 claims
- 3844US11323038B2Single phase single stage bi-directional level 1 electric vehicle battery chargerUNIV HOUSTON SYSTEM·Filed 2018·Granted May 3, 2022·0 cites·8 claims
- 3944US2005074646A1Apparatus and method for solid oxide fuel cell and thermo photovoltaic converter based power generation systemFiled 2003·Application pending·0 cites
- 4042US2015249417A1Synchronous generator controller based on flux optimizerROLLS ROYCE CORP·Filed 2014·Application pending·0 cites
- 4142US2008085430A1Battery integration and control in an auxiliary power unit powered by a solid oxide fuel cell systemMACBAIN JOHN A·Filed 2006·Application pending·0 cites
- 4240US2007092766A1Method and apparatus for desulfurization of fuelsENGLAND DIANE M·Filed 2005·Application pending·0 cites
- 4339US2005074645A1Apparatus and method for solid oxide fuel cell and thermionic emission based power generation systemFiled 2003·Application pending·0 cites
- 4435US2003234626A1Method and regulator based on peak current control for electric machinesFiled 2002·Application pending·0 cites
- 4528US11218145B2High temperature gate driver for silicon carbide metal-oxide-semiconductor field-effect transistorUNIV HOUSTON SYSTEM·Filed 2018·Granted Jan 4, 2022·0 cites·4 claims
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