Inventor · disambiguated record
Shashank Krishnamurthy
Also filed as: KRISHNAMURTHY SHASHANK
25 granted patents·5 pending applications·62 citations·filing 2007–2020
93Inventor score
Files withOTIS ELEVATOR CO25HAMILTON SUNDSTRAND CORP2GUVEN MUSTAFA K1UNITED TECHNOLOGIES CORP1WISCONSIN ALUMNI RES FOUND1
Top patents by PatentIndex Score
30 records- 0192US9220184B2Advanced cooling for power module switchesHAMILTON SUNDSTRAND CORP·Filed 2013·Granted Dec 22, 2015·16 cites·20 claims
- 0290US10680538B2Emergency braking for a drive systemOTIS ELEVATOR CO·Filed 2017·Granted Jun 9, 2020·4 cites·16 claims
- 0387US10773922B2Drive and control for six-phase electrical machines with negligible common-mode voltageOTIS ELEVATOR CO·Filed 2016·Granted Sep 15, 2020·3 cites·11 claims
- 0487US7715950B2Non-inverter based distributed energy resource for use in a dynamic distribution systemWISCONSIN ALUMNI RES FOUND·Filed 2007·Granted May 11, 2010·20 cites·20 claims
- 0583US10427908B2Emergency mode operation of elevator system having linear propulsion systemOTIS ELEVATOR CO·Filed 2016·Granted Oct 1, 2019·2 cites·10 claims
- 0679US9673713B2Gate drive power supply for multilevel converterOTIS ELEVATOR CO·Filed 2012·Granted Jun 6, 2017·6 cites·12 claims
- 0776US10407273B2Elevator braking control systemOTIS ELEVATOR CO·Filed 2016·Granted Sep 10, 2019·1 cites·15 claims
- 0876US10008917B2Bus capacitor bank configuration for a multi-level regenerative driveOTIS ELEVATOR CO·Filed 2013·Granted Jun 26, 2018·4 cites·16 claims
- 0970US11296623B2Emergency braking for a drive systemOTIS ELEVATOR CO·Filed 2020·Granted Apr 5, 2022·0 cites·20 claims
- 1069US10787340B2Sensor and drive motor learn run for elevator systemsOTIS ELEVATOR CO·Filed 2017·Granted Sep 29, 2020·1 cites·16 claims
- 1169US10689226B2Position determining system for multicar ropeless elevator systemOTIS ELEVATOR CO·Filed 2016·Granted Jun 23, 2020·1 cites·19 claims
- 1266US10221038B2Control strategies for multilevel line regenerative driveOTIS ELEVATOR CO·Filed 2013·Granted Mar 5, 2019·2 cites·16 claims
- 1362US10381952B2Universal power electronic cell for distributed generationUNITED TECHNOLOGIES CORP·Filed 2015·Granted Aug 13, 2019·1 cites·20 claims
- 1458US10934130B2Elevator control systemOTIS ELEVATOR CO·Filed 2016·Granted Mar 2, 2021·0 cites·4 claims
- 1557US9755546B2PWM controlled neutral point clamped multilevel converterOTIS ELEVATOR CO·Filed 2012·Granted Sep 5, 2017·1 cites·7 claims
- 1655US10934131B2Ropeless elevator control systemOTIS ELEVATOR CO·Filed 2016·Granted Mar 2, 2021·0 cites·18 claims
- 1755US10513414B2System and method of maintaining performance of a systemOTIS ELEVATOR CO·Filed 2015·Granted Dec 24, 2019·0 cites·17 claims
- 1854US10919732B2Embedded power moduleOTIS ELEVATOR CO·Filed 2019·Granted Feb 16, 2021·0 cites·1 claims
- 1954US10647543B2Multi-car elevator controlOTIS ELEVATOR CO·Filed 2016·Granted May 12, 2020·0 cites·20 claims
- 2053US10745238B2Power distribution for multicar, ropeless elevator systemOTIS ELEVATOR CO·Filed 2016·Granted Aug 18, 2020·0 cites·19 claims
- 2153US9998031B2PWM controlled neutral point clamped multilevel converterOTIS ELEVATOR CO·Filed 2017·Granted Jun 12, 2018·0 cites·9 claims
- 2250US11866295B2Active braking for immediate stopsOTIS ELEVATOR CO·Filed 2018·Granted Jan 9, 2024·0 cites·14 claims
- 2348US10366935B2Architecture of drive unit employing gallium nitride switchesOTIS ELEVATOR CO·Filed 2013·Granted Jul 30, 2019·0 cites·12 claims
- 2448US10308480B2Embedded power moduleOTIS ELEVATOR CO·Filed 2016·Granted Jun 4, 2019·0 cites·3 claims
- 2543US10513413B2PWM strategy for regenerative multilevel driveOTIS ELEVATOR CO·Filed 2013·Granted Dec 24, 2019·0 cites·10 claims
- 2642US2016362276A1Drive assisted emergency stopOTIS ELEVATOR CO·Filed 2016·Application pending·0 cites
- 2740US2016079904A1Drive unit employing gallium nitride switchesOTIS ELEVATOR CO·Filed 2013·Application pending·0 cites
- 2836US2009273192A1Doubly fed axial flux induction generatorGUVEN MUSTAFA K·Filed 2008·Application pending·0 cites
- 2936US2017294397A1Die and substrate assembly with graded density bonding layerHAMILTON SUNDSTRAND CORP·Filed 2016·Application pending·0 cites
- 3033US2017317607A1Three-level t-type npc power converterOTIS ELEVATOR CO·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →