Inventor · disambiguated record
Prasanna Nagarajan
Also filed as: NAGARAJAN PRASANNA · NAGARAJAN PRASANNA BALASUBRAMANIAN
15 granted patents·10 pending applications·11 citations·filing 2013–2025
88Inventor score
Top patents by PatentIndex Score
25 records- 0194US12057925B2Frequency synchronization for non-terrestrial cellular wireless communication networksOQ TECH S A R L·Filed 2023·Granted Aug 6, 2024·4 cites·24 claims
- 0293US11309957B2Method and system for non-terrestrial cellular wireless communication networksOQ TECH S A R L·Filed 2021·Granted Apr 19, 2022·3 cites·17 claims
- 0390US10680538B2Emergency braking for a drive systemOTIS ELEVATOR CO·Filed 2017·Granted Jun 9, 2020·4 cites·16 claims
- 0485US2025330236A1Method and system for non-terrestrial cellular wireless communication networksOQ TECH S A R L·Filed 2025·Application pending·0 cites
- 0582US12375167B2Method and system for non-terrestrial cellular wireless communication networksOQ TECH S A R L·Filed 2023·Granted Jul 29, 2025·0 cites·19 claims
- 0671US11894913B2Airborne or spaceborne base station for a non-terrestrial cellular data communication systemOQ TECH S A R L·Filed 2021·Granted Feb 6, 2024·0 cites·18 claims
- 0771US11894912B2Estimating terminal device localization dataOQ TECH S A R L·Filed 2021·Granted Feb 6, 2024·0 cites·15 claims
- 0871US11546050B2Frequency synchronization for non-terrestrial cellular wireless communication networksOQ TECH S A R L·Filed 2021·Granted Jan 3, 2023·0 cites·13 claims
- 0971US11546051B2Timing synchronization for non-terrestrial cellular wireless communication networksOQ TECH S A R L·Filed 2021·Granted Jan 3, 2023·0 cites·13 claims
- 1070US11296623B2Emergency braking for a drive systemOTIS ELEVATOR CO·Filed 2020·Granted Apr 5, 2022·0 cites·20 claims
- 1168US2025320084A1Safe torque off using digital isolatorOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 1264US2025320087A1Hybrid electrical and electromechanical safe brake controlOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 1362US10287131B2Elevator drive control to protect drive components from moistureOTIS ELEVATOR CO·Filed 2017·Granted May 14, 2019·0 cites·20 claims
- 1462US2018016114A1Advanced smooth rescue operationOTIS ELEVATOR CO·Filed 2017·Application pending·0 cites
- 1560US9809418B2Advanced smooth rescue operationOTIS ELEVATOR CO·Filed 2016·Granted Nov 7, 2017·0 cites·4 claims
- 1658US11040848B2Elevator machine brake delay controlOTIS ELEVATOR CO·Filed 2018·Granted Jun 22, 2021·0 cites·20 claims
- 1758US2022204315A1System and method for addressing elevator drive faultsOTIS ELEVATOR CO·Filed 2020·Application pending·0 cites
- 1855US2024275313A1Elevator machine brakingOTIS ELEVATOR CO·Filed 2023·Application pending·0 cites
- 1955US2025320085A1Scalable architecure for safe torque off and safe brake controlOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 2052US2024275314A1Elevator machine brakingOTIS ELEVATOR CO·Filed 2023·Application pending·0 cites
- 2150US11866295B2Active braking for immediate stopsOTIS ELEVATOR CO·Filed 2018·Granted Jan 9, 2024·0 cites·14 claims
- 2248US11014778B2Rescue control and method of operating an elevator system including a permanent magnet (PM) synchronous motor drive systemOTIS ELEVATOR CO·Filed 2016·Granted May 25, 2021·0 cites·17 claims
- 2345US2018215582A1Uninterrupted rescue operationOTIS ELEVATOR CO·Filed 2018·Application pending·0 cites
- 2443US10513413B2PWM strategy for regenerative multilevel driveOTIS ELEVATOR CO·Filed 2013·Granted Dec 24, 2019·0 cites·10 claims
- 2540US2017283213A1Uninterrupted rescue operationOTIS ELEVATOR CO·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →