Todd A. Spierling

Person

Rockford, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Aircraft propulsion system and methods of feathering
- Patent number 12,319,400
- Issue date Jun 3, 2025
- Pratt & Whitney Canada Corp.
- Jean Thomassin
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Hybrid electric secondary power and battery charging architecture a...
- Patent number 12,003,132
- Issue date Jun 4, 2024
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Self-orienting pods
- Patent number 11,999,473
- Issue date Jun 4, 2024
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Electric distributed propulsion using exhaust recovery power
- Patent number 11,926,426
- Issue date Mar 12, 2024
- Pratt & Whitney Canada Corp.
- Jean Thomassin
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Hybrid electric aircraft and powerplant arrangements
- Patent number 11,912,422
- Issue date Feb 27, 2024
- Hamilton Sundstrand Corporation
- Jean Thomassin
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Energy harvesting for hybrid propulsion systems
- Patent number 11,802,489
- Issue date Oct 31, 2023
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Mechanical disconnects for parallel power lanes in hybrid electric...
- Patent number 11,732,639
- Issue date Aug 22, 2023
- Pratt & Whitney Canada Corp.
- Eric LaTulipe
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Dual engine hybrid-electric aircraft
- Patent number 11,667,391
- Issue date Jun 6, 2023
- Pratt & Whitney Canada Corp.
- Jean Thomassin
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Integrated motor drive cooling
- Patent number 11,649,064
- Issue date May 16, 2023
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Integrated tail cone and mounted generator acoustic suppression
- Patent number 11,434,778
- Issue date Sep 6, 2022
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Integrated tail cone and mounted generator
- Patent number 11,319,895
- Issue date May 3, 2022
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Series hybrid architectures using compounded doubly fed machines
- Patent number 11,312,222
- Issue date Apr 26, 2022
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Plug in fluid cooled electrical connections for tail cone mounted g...
- Patent number 11,242,156
- Issue date Feb 8, 2022
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Temperature control device for tail cone mounted generator
- Patent number 11,162,379
- Issue date Nov 2, 2021
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Electrical machine disconnection systems
- Patent number 11,070,118
- Issue date Jul 20, 2021
- Hamilton Sundstrand Corporation
- David S. Behling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Integrated turbo-compressor with variable gear ratio transmission f...
- Patent number 11,060,449
- Issue date Jul 13, 2021
- HAMILTON SUNSTRAND CORPORATION
- Todd A. Spierling
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Electrical machine disconnection systems
- Patent number 11,018,553
- Issue date May 25, 2021
- Hamilton Sundstrand Corporation
- David S. Behling
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electrical machine disconnection systems
- Patent number 10,879,779
- Issue date Dec 29, 2020
- Hamilton Sundstrand Corporation
- David S. Behling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Internal combustion engines with unidirectional compounding drives
- Patent number 10,850,860
- Issue date Dec 1, 2020
- HAMILITON SUNSTRAND CORPORATION
- Glenn C. Lemmers
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Hybrid electric propulsion power supply
- Patent number 10,800,246
- Issue date Oct 13, 2020
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Systems and methods of generating electrical power
- Patent number 10,309,303
- Issue date Jun 4, 2019
- Hamilton Sundstrand Corporation
- Robert A. Bayles
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Hybrid electric
- Patent number 10,293,946
- Issue date May 21, 2019
- Hamilton Sundstrand Corporation
- Louis J. Bruno
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Dual-output generators
- Patent number 10,027,210
- Issue date Jul 17, 2018
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Tail cone generator with integral speed increasing gearbox
- Patent number 9,917,490
- Issue date Mar 13, 2018
- Hamilton Sundstrand Corporation
- Glenn C. Lemmers
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Two stage flux switching machine for an electrical power generation...
- Patent number 9,325,269
- Issue date Apr 26, 2016
- Hamilton Sundstrand Corporation
- Dhaval Patel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rotating resistor assembly
- Patent number 9,035,508
- Issue date May 19, 2015
- Hamilton Sundstrand Corporation
- Andrew P. Grosskopf
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Mixed mode power generation architecture
- Patent number 8,928,166
- Issue date Jan 6, 2015
- Hamilton Sundstrand Corporation
- Mark J. Seger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Ram air turbine with flux regulated permanent magnet generator and...
- Patent number 8,855,952
- Issue date Oct 7, 2014
- Hamilton Sundstrand Corporation
- Todd A. Spierling
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Power management for loads supplied with power from wild sources
- Patent number 8,773,101
- Issue date Jul 8, 2014
- Hamilton Sundstrand Corporation
- Michael Krenz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Hybrid power system architecture for an aircraft
- Patent number 8,662,445
- Issue date Mar 4, 2014
- Hamilton Sundstrand Corporation
- Louis J. Bruno
- B64 - AIRCRAFT AVIATION COSMONAUTICS

Patents Applicationslast 30 patents

Information Patent Application
MECHANICALLY SWITCHABLE ELECTRIC MACHINES FOR ELECTRIFIED PROPULSION
- Publication number 20250158492
- Publication date May 15, 2025
- HAMILTON SUNDSTRAND CORPORATION
- Tyler W. Hayes
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
MULTIPLEXED BI DIRECTIONAL CONVERTERS FOR HYBRID ELECTRIC AIRCRAFT...
- Publication number 20250158491
- Publication date May 15, 2025
- HAMILTON SUNDSTRAND CORPORATION
- Tyler W. Hayes
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SWITCHED RELUCTANCE ELECTRIC MACHINE
- Publication number 20250079920
- Publication date Mar 6, 2025
- HAMILTON SUNDSTRAND CORPORATION
- Jagadeesh K. Tangudu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRIC MOTOR PROPULSION SYSTEM FOR AN AIRCRAFT
- Publication number 20240375782
- Publication date Nov 14, 2024
- Pratt & Whitney Canada Corp.
- Eric S. Durocher
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
HYBRID ELECTRIC SECONDARY POWER AND BATTERY CHARGING ARCHITECTURE A...
- Publication number 20230378796
- Publication date Nov 23, 2023
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- B60 - VEHICLES IN GENERAL
Information Patent Application
MECHANICAL DISCONNECTS FOR PARALLEL POWER LANES IN HYBRID ELECTRIC...
- Publication number 20230366344
- Publication date Nov 16, 2023
- Pratt & Whitney Canada Corp.
- Eric LATULIPE
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
MECHANICAL DISCONNECTS FOR PARALLEL POWER LANES IN HYBRID ELECTRIC...
- Publication number 20220324582
- Publication date Oct 13, 2022
- Pratt & Whitney Canada Corp.
- Eric LaTulipe
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
ELECTRIC DISTRIBUTED PROPULSION USING EXHAUST RECOVERY POWER
- Publication number 20220297843
- Publication date Sep 22, 2022
- Pratt & Whitney Canada Corp.
- Jean Thomassin
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SELF-ORIENTING PODS
- Publication number 20220033071
- Publication date Feb 3, 2022
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
AIRCRAFT PROPULSION SYSTEM AND METHODS OF FEATHERING
- Publication number 20210300574
- Publication date Sep 30, 2021
- Pratt & Whitney Canada Corp.
- Jean Thomassin
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
DUAL ENGINE HYBRID-ELECTRIC AIRCRAFT
- Publication number 20210300576
- Publication date Sep 30, 2021
- Pratt & Whitney Canada Corp.
- Jean Thomassin
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
BI-DIRECTIONAL PUMP/MOTOR
- Publication number 20210071567
- Publication date Mar 11, 2021
- HAMILTON SUNDSTRAND CORPORATION
- Glenn C. Lemmers
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VORTEX TURBINES FOR A HYBRID-ELECTRIC AIRCRAFT
- Publication number 20210070458
- Publication date Mar 11, 2021
- HAMILTON SUNDSTRAND CORPORATION
- Mitchell Sanders
- B60 - VEHICLES IN GENERAL
Information Patent Application
HYBRID ELECTRIC AIRCRAFT AND POWERPLANT ARRANGEMENTS
- Publication number 20210061481
- Publication date Mar 4, 2021
- Pratt & Whitney Canada Corp.
- Jean Thomassin
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
TAXIING AN AIRCRAFT HAVING A HYBRID PROPULSION SYSTEM
- Publication number 20210047026
- Publication date Feb 18, 2021
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
HYBRID ELECTRIC AIRCRAFT ENERGY REGENERATION
- Publication number 20210039801
- Publication date Feb 11, 2021
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
INTEGRATED MOTOR DRIVE COOLING
- Publication number 20210031936
- Publication date Feb 4, 2021
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
TURBO-COMPRESSORS FOR INTERNAL COMBUSTION ENGINES
- Publication number 20200386149
- Publication date Dec 10, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
END TURN COOLING
- Publication number 20200313499
- Publication date Oct 1, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INTEGRATED TAIL CONE AND MOUNTED GENERATOR ACOUSTIC SUPPRESSION
- Publication number 20200291809
- Publication date Sep 17, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
INTEGRATED TAIL CONE AND MOUNTED GENERATOR
- Publication number 20200291890
- Publication date Sep 17, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
PLUG IN FLUID COOLED ELECTRICAL CONNECTIONS FOR TAIL CONE MOUNTED G...
- Publication number 20200290744
- Publication date Sep 17, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
TEMPERATURE CONTROL DEVICE FOR TAIL CONE MOUNTED GENERATOR
- Publication number 20200291810
- Publication date Sep 17, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
SERIES HYBRID ARCHITECTURES USING COMPOUNDED DOUBLY FED MACHINES
- Publication number 20200282819
- Publication date Sep 10, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRICAL MACHINE DISCONNECTION SYSTEMS
- Publication number 20200220427
- Publication date Jul 9, 2020
- HAMILTON SUNDSTRAND CORPORATION
- David S. Behling
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
ELECTRICAL MACHINE DISCONNECTION SYSTEMS
- Publication number 20200220442
- Publication date Jul 9, 2020
- HAMILTON SUNDSTRAND CORPORATION
- David S. Behling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRICAL MACHINE DISCONNECTION SYSTEMS
- Publication number 20200220441
- Publication date Jul 9, 2020
- HAMILTON SUNDSTRAND CORPORATION
- David S. Behling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRICAL SYSTEM FOR VEHICLES HAVING OVERVOLTAGE PROTECTION
- Publication number 20200186077
- Publication date Jun 11, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HYBRID ELECTRIC PROPULSION POWER SUPPLY
- Publication number 20200180419
- Publication date Jun 11, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Todd A. Spierling
- B60 - VEHICLES IN GENERAL
Information Patent Application
GAS TURBINE ENGINE MOTORING SYSTEM FOR BOWED ROTOR ENGINE STARTS
- Publication number 20190219021
- Publication date Jul 18, 2019
- HAMILTON SUNDSTRAND CORPORATION
- John T. Pech
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Todd A. Spierling

Person

Patents Grantslast 30 patents

Aircraft propulsion system and methods of feathering

Hybrid electric secondary power and battery charging architecture a...

Self-orienting pods

Electric distributed propulsion using exhaust recovery power

Hybrid electric aircraft and powerplant arrangements

Energy harvesting for hybrid propulsion systems

Mechanical disconnects for parallel power lanes in hybrid electric...

Dual engine hybrid-electric aircraft

Integrated motor drive cooling

Integrated tail cone and mounted generator acoustic suppression

Integrated tail cone and mounted generator

Series hybrid architectures using compounded doubly fed machines

Plug in fluid cooled electrical connections for tail cone mounted g...

Temperature control device for tail cone mounted generator

Electrical machine disconnection systems

Integrated turbo-compressor with variable gear ratio transmission f...

Electrical machine disconnection systems

Electrical machine disconnection systems

Internal combustion engines with unidirectional compounding drives

Hybrid electric propulsion power supply

Systems and methods of generating electrical power

Hybrid electric

Dual-output generators

Tail cone generator with integral speed increasing gearbox

Two stage flux switching machine for an electrical power generation...

Rotating resistor assembly

Mixed mode power generation architecture

Ram air turbine with flux regulated permanent magnet generator and...

Power management for loads supplied with power from wild sources

Hybrid power system architecture for an aircraft

Patents Applicationslast 30 patents

MECHANICALLY SWITCHABLE ELECTRIC MACHINES FOR ELECTRIFIED PROPULSION

MULTIPLEXED BI DIRECTIONAL CONVERTERS FOR HYBRID ELECTRIC AIRCRAFT...

SWITCHED RELUCTANCE ELECTRIC MACHINE

ELECTRIC MOTOR PROPULSION SYSTEM FOR AN AIRCRAFT

HYBRID ELECTRIC SECONDARY POWER AND BATTERY CHARGING ARCHITECTURE A...

MECHANICAL DISCONNECTS FOR PARALLEL POWER LANES IN HYBRID ELECTRIC...

MECHANICAL DISCONNECTS FOR PARALLEL POWER LANES IN HYBRID ELECTRIC...

ELECTRIC DISTRIBUTED PROPULSION USING EXHAUST RECOVERY POWER

SELF-ORIENTING PODS

AIRCRAFT PROPULSION SYSTEM AND METHODS OF FEATHERING

DUAL ENGINE HYBRID-ELECTRIC AIRCRAFT

BI-DIRECTIONAL PUMP/MOTOR

VORTEX TURBINES FOR A HYBRID-ELECTRIC AIRCRAFT

HYBRID ELECTRIC AIRCRAFT AND POWERPLANT ARRANGEMENTS

TAXIING AN AIRCRAFT HAVING A HYBRID PROPULSION SYSTEM

HYBRID ELECTRIC AIRCRAFT ENERGY REGENERATION

INTEGRATED MOTOR DRIVE COOLING

TURBO-COMPRESSORS FOR INTERNAL COMBUSTION ENGINES

END TURN COOLING

INTEGRATED TAIL CONE AND MOUNTED GENERATOR ACOUSTIC SUPPRESSION

INTEGRATED TAIL CONE AND MOUNTED GENERATOR

PLUG IN FLUID COOLED ELECTRICAL CONNECTIONS FOR TAIL CONE MOUNTED G...

TEMPERATURE CONTROL DEVICE FOR TAIL CONE MOUNTED GENERATOR

SERIES HYBRID ARCHITECTURES USING COMPOUNDED DOUBLY FED MACHINES

ELECTRICAL MACHINE DISCONNECTION SYSTEMS

ELECTRICAL MACHINE DISCONNECTION SYSTEMS

ELECTRICAL MACHINE DISCONNECTION SYSTEMS

ELECTRICAL SYSTEM FOR VEHICLES HAVING OVERVOLTAGE PROTECTION

HYBRID ELECTRIC PROPULSION POWER SUPPLY

GAS TURBINE ENGINE MOTORING SYSTEM FOR BOWED ROTOR ENGINE STARTS