Malcolm Macdonald

Person

West Hartford, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Combination seal for a supercritical carbon dioxide turbo generator
- Patent number 12,180,853
- Issue date Dec 31, 2024
- Hamilton Sundstrand Corporation
- Brian M. Holley
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Powertrain system of an aircraft including cyrogenic cooling loop f...
- Patent number 12,162,619
- Issue date Dec 10, 2024
- RTX Corporation
- Neil J. Terwilliger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Recuperated engine with supercritical CO2 bottoming cycle
- Patent number 12,140,050
- Issue date Nov 12, 2024
- RTX Corporation
- Malcolm P. MacDonald
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Heat exchanger bypass ejector
- Patent number 12,098,676
- Issue date Sep 24, 2024
- RTX Corporation
- Malcolm P. MacDonald
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Additive airfoil heat exchanger
- Patent number 11,988,461
- Issue date May 21, 2024
- Hamilton Sundstrand Corporation
- Malcolm MacDonald
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Adjustable primary and supplemental power units
- Patent number 11,970,970
- Issue date Apr 30, 2024
- RTX Corporation
- Malcolm P. MacDonald
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Power and ejector cooling unit
- Patent number 11,815,023
- Issue date Nov 14, 2023
- Hamilton Sundstrand Corporation
- Malcolm MacDonald
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Thermal regulation of batteries
- Patent number 11,749,851
- Issue date Sep 5, 2023
- Hamilton Sundstrand Corporation
- Malcolm Macdonald
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Combination seal for a supercritical carbon dioxide turbo generator
- Patent number 11,725,536
- Issue date Aug 15, 2023
- Hamilton Sundstrand Corporation
- Brian M. Holley
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Thermal regulation of batteries
- Patent number 11,721,857
- Issue date Aug 8, 2023
- Hamilton Sundstrand Corporation
- Jonathan Rheaume
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Off-set duct heat exchanger
- Patent number 11,702,984
- Issue date Jul 18, 2023
- Raytheon Technologies Corporation
- Jon E. Sobanski
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Multi-spool CO2 aircraft power system for operating multiple genera...
- Patent number 11,635,023
- Issue date Apr 25, 2023
- Hamilton Sundstrand Corporation
- Stephen H. Taylor
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Turboexpander inter-stage heating and NH3 cracking
- Patent number 11,629,858
- Issue date Apr 18, 2023
- Raytheon Technologies Corporation
- Malcolm MacDonald
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Hybrid power generation systems
- Patent number 11,542,840
- Issue date Jan 3, 2023
- Hamilton Sundstrand Corporation
- Malcolm Macdonald
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gearbox mechanically coupled fuel cell and CO2 combined cycle power...
- Patent number 11,480,102
- Issue date Oct 25, 2022
- Hamilton Sundstrand Corporation
- Malcolm MacDonald
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power and cooling unit (PCU)
- Patent number 11,187,148
- Issue date Nov 30, 2021
- Hamilton Sundstrand Corporation
- Malcolm MacDonald
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR SUPERCONDUCTING ELECTRONICS IN AEROSPACE APPLICATIONS
- Publication number 20250051028
- Publication date Feb 13, 2025
- RTX Corporation
- Neil J. Terwilliger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
UNCERTAINTY QUANTIFICATION OR PREDICTIVE DEFECT MODEL FOR MULTI-LAS...
- Publication number 20240390983
- Publication date Nov 28, 2024
- Raytheon Technologies Corporation
- Masoud Anahid
- B22 - CASTING POWDER METALLURGY
Information Patent Application
LASER-PLUME INTERACTION FOR PREDICTIVE DEFECT MODEL FOR MULTI-LASER...
- Publication number 20240390987
- Publication date Nov 28, 2024
- Raytheon Technologies Corporation
- Masoud Anahid
- B22 - CASTING POWDER METALLURGY
Information Patent Application
PASSIVE, POROUS, PHASE-CHANGE COLD PLATE
- Publication number 20240341063
- Publication date Oct 10, 2024
- Raytheon Company
- James D. Saraidaridis
- F42 - AMMUNITION BLASTING
Information Patent Application
OXIDIZING AGENTS FOR EMERGENCY POWER UNITS
- Publication number 20240266566
- Publication date Aug 8, 2024
- HAMILTON SUNDSTRAND CORPORATION
- Malcolm P. MacDonald
- B60 - VEHICLES IN GENERAL
Information Patent Application
EMERGENCY POWER UNITS
- Publication number 20240258540
- Publication date Aug 1, 2024
- HAMILTON SUNDSTRAND CORPORATION
- Malcolm P. MacDonald
- B60 - VEHICLES IN GENERAL
Information Patent Application
SYSTEMS FOR COOLING EMERGENCY POWER UNITS
- Publication number 20240258534
- Publication date Aug 1, 2024
- HAMILTON SUNDSTRAND CORPORATION
- Malcolm P. MacDonald
- B60 - VEHICLES IN GENERAL
Information Patent Application
BOTTOMING CYCLE FOR WASTE HEAT RECOVERY AND ENGINE COOLING
- Publication number 20240084731
- Publication date Mar 14, 2024
- RTX Corporation
- Alan Retersdorf
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
COMBINATION SEAL FOR A SUPERCRITICAL CARBON DIOXIDE TURBO GENERATOR
- Publication number 20240018880
- Publication date Jan 18, 2024
- HAMILTON SUNDSTRAND CORPORATION
- Brian M. Holley
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
COMBINED THERMAL MANAGEMENT AND FIRE MITIGATION FOR LARGE SCALE BAT...
- Publication number 20230387502
- Publication date Nov 30, 2023
- KIDDE TECHNOLOGIES, INC.
- Paul Papas
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BOTTOMING CYCLE WITH ISOLATED TURBO-GENERATORS
- Publication number 20230349321
- Publication date Nov 2, 2023
- Raytheon Technologies Corporation
- Stephen H. Taylor
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
RECUPERATED ENGINE WITH SUPERCRITICAL CO2 BOTTOMING CYCLE
- Publication number 20230313711
- Publication date Oct 5, 2023
- Raytheon Technologies Corporation
- Malcolm P. MacDonald
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ADJUSTABLE PRIMARY AND SUPPLEMENTAL POWER UNITS
- Publication number 20230313737
- Publication date Oct 5, 2023
- Raytheon Technologies Corporation
- Malcolm P. MacDonald
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
SYSTEM FOR SUPERCONDUCTING ELECTRONICS IN AEROSPACE APPLICATIONS
- Publication number 20230257131
- Publication date Aug 17, 2023
- Raytheon Technologies Corporation
- Neil J. Terwilliger
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
OFF-SET DUCT HEAT EXCHANGER
- Publication number 20230243303
- Publication date Aug 3, 2023
- Raytheon Technologies Corporation
- Jon E. Sobanski
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ADDITIVE AIRFOIL HEAT EXCHANGER
- Publication number 20230184496
- Publication date Jun 15, 2023
- HAMILTON SUNDSTRAND CORPORATION
- Malcolm MacDonald
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
POWER AND EJECTOR COOLING UNIT
- Publication number 20230132248
- Publication date Apr 27, 2023
- HAMILTON SUNDSTRAND CORPORATION
- Malcolm MacDonald
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TURBOEXPANDER INTER-STAGE HEATING AND NH3 CRACKING
- Publication number 20220299205
- Publication date Sep 22, 2022
- Raytheon Technologies Corporation
- Malcolm MacDonald
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
COMBINATION SEAL FOR A SUPERCRITICAL CARBON DIOXIDE TURBO GENERATOR
- Publication number 20220195880
- Publication date Jun 23, 2022
- HAMILTON SUNDSTRAND CORPORATION
- Brian M. Holley
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
HYBRID POWER GENERATION SYSTEMS
- Publication number 20210340884
- Publication date Nov 4, 2021
- HAMILTON SUNDSTRAND CORPORATION
- Malcolm Macdonald
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
GEARBOX MECHANICALLY COUPLED FUEL CELL AND CO2 COMBINED CYCLE POWER...
- Publication number 20210340910
- Publication date Nov 4, 2021
- HAMILTON SUNDSTRAND CORPORATION
- Malcolm MacDonald
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TURBO-GENERATOR WITH INTEGRAL COOLING
- Publication number 20210340878
- Publication date Nov 4, 2021
- Malcolm MacDonald
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
THERMAL REGULATION OF BATTERIES
- Publication number 20200303789
- Publication date Sep 24, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Malcolm Macdonald
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
THERMAL REGULATION OF BATTERIES
- Publication number 20200303792
- Publication date Sep 24, 2020
- HAMILTON SUNDSTRAND CORPORATION
- Jonathan Rheaume
- H01 - BASIC ELECTRIC ELEMENTS

Malcolm Macdonald

Person

Patents Grantslast 30 patents

Combination seal for a supercritical carbon dioxide turbo generator

Powertrain system of an aircraft including cyrogenic cooling loop f...

Recuperated engine with supercritical CO2 bottoming cycle

Heat exchanger bypass ejector

Additive airfoil heat exchanger

Adjustable primary and supplemental power units

Power and ejector cooling unit

Thermal regulation of batteries

Combination seal for a supercritical carbon dioxide turbo generator

Thermal regulation of batteries

Off-set duct heat exchanger

Multi-spool CO2 aircraft power system for operating multiple genera...

Turboexpander inter-stage heating and NH3 cracking

Hybrid power generation systems

Gearbox mechanically coupled fuel cell and CO2 combined cycle power...

Power and cooling unit (PCU)

Patents Applicationslast 30 patents

SYSTEM FOR SUPERCONDUCTING ELECTRONICS IN AEROSPACE APPLICATIONS

UNCERTAINTY QUANTIFICATION OR PREDICTIVE DEFECT MODEL FOR MULTI-LAS...

LASER-PLUME INTERACTION FOR PREDICTIVE DEFECT MODEL FOR MULTI-LASER...

PASSIVE, POROUS, PHASE-CHANGE COLD PLATE

OXIDIZING AGENTS FOR EMERGENCY POWER UNITS

EMERGENCY POWER UNITS

SYSTEMS FOR COOLING EMERGENCY POWER UNITS

BOTTOMING CYCLE FOR WASTE HEAT RECOVERY AND ENGINE COOLING

COMBINATION SEAL FOR A SUPERCRITICAL CARBON DIOXIDE TURBO GENERATOR

COMBINED THERMAL MANAGEMENT AND FIRE MITIGATION FOR LARGE SCALE BAT...

BOTTOMING CYCLE WITH ISOLATED TURBO-GENERATORS

RECUPERATED ENGINE WITH SUPERCRITICAL CO2 BOTTOMING CYCLE

ADJUSTABLE PRIMARY AND SUPPLEMENTAL POWER UNITS

SYSTEM FOR SUPERCONDUCTING ELECTRONICS IN AEROSPACE APPLICATIONS

OFF-SET DUCT HEAT EXCHANGER

ADDITIVE AIRFOIL HEAT EXCHANGER

POWER AND EJECTOR COOLING UNIT

TURBOEXPANDER INTER-STAGE HEATING AND NH3 CRACKING

COMBINATION SEAL FOR A SUPERCRITICAL CARBON DIOXIDE TURBO GENERATOR

HYBRID POWER GENERATION SYSTEMS

GEARBOX MECHANICALLY COUPLED FUEL CELL AND CO2 COMBINED CYCLE POWER...

TURBO-GENERATOR WITH INTEGRAL COOLING

THERMAL REGULATION OF BATTERIES

THERMAL REGULATION OF BATTERIES