Inventor
KRAFT ROBERT J
US60 patents
⚠️ This page may combine multiple inventors who share the name “KRAFT ROBERT J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POWERPHASE LLC
22 patentsUS9752501B2Sep 5, 2017
Aero boost—gas turbine energy supplementing systems and efficient inlet cooling and heating, and methods of making and using the same
POWERPHASE LLC5 citations84
US9695749B2Jul 4, 2017
Compressed air injection system method and apparatus for gas turbine engines
POWERPHASE LLC11 citations84
US9388737B2Jul 12, 2016
Aero boost—gas turbine energy supplementing systems and efficient inlet cooling and heating, and methods of making and using the same
POWERPHASE LLC17 citations84
US9765693B2Sep 19, 2017
Gas turbine air injection system control and method of operation
POWERPHASE LLC6 citations83
US9777630B2Oct 3, 2017
Gas turbine fast regulation and power augmentation using stored air
POWERPHASE LLC7 citations82
US9890707B2Feb 13, 2018
Gas turbine efficiency and regulation speed improvements using supplementary air system continuous and storage systems and methods of using the same
POWERPHASE LLC8 citations81
US9803548B2Oct 31, 2017
Gas turbine efficiency and regulation speed improvements using supplementary air system continuous and storage systems and methods of using the same
POWERPHASE LLC7 citations80
US11686250B2Jun 27, 2023
Gas turbine energy supplementing systems and heating systems, and methods of making and using the same
POWERPHASE LLC2 citations73
US10995670B2May 4, 2021
Gas turbine energy supplementing systems and heating systems, and methods of making and using the same
POWERPHASE LLC1 citations73
US10526966B2Jan 7, 2020
Gas turbine efficiency and power augmentation improvements utilizing heated compressed air and steam injection
POWERPHASE LLC2 citations73
US10145303B2Dec 4, 2018
Gas turbine efficiency and regulation speed improvements using supplementary air system continuous and storage systems and methods of using the same
POWERPHASE LLC2 citations73
US10119472B2Nov 6, 2018
Gas turbine energy supplementing systems and heating systems, and methods of making and using the same
POWERPHASE LLC2 citations73
US10215060B2Feb 26, 2019
Gas turbine efficiency and power augmentation improvements utilizing heated compressed air
POWERPHASE LLC3 citations72
US10982599B2Apr 20, 2021
Gas turbine firing temperature control with air injection system
POWERPHASE LLC1 citations70
US10760490B2Sep 1, 2020
Gas turbine efficiency and power augmentation system's modular air cooling system and methods of using the same
POWERPHASE LLC2 citations70
US10443501B2Oct 15, 2019
Turbocooled vane of a gas turbine engine
POWERPHASE LLC2 citations70
US11028733B2Jun 8, 2021
Coal plant supplementary air and exhaust injection systems and methods of operation
POWERPHASE LLC0 citations63
US11879364B2Jan 23, 2024
Gas turbine efficiency and power augmentation improvements utilizing heated compressed air
POWERPHASE LLC0 citations62
US11754003B2Sep 12, 2023
Gas turbine firing temperature control with air injection system
POWERPHASE LLC0 citations60
US11242799B2Feb 8, 2022
Air logic control for auxiliary air injection system
POWERPHASE LLC0 citations52
US11053851B2Jul 6, 2021
Supplementary air injection system for gas turbines
POWERPHASE LLC0 citations52
US11022040B2Jun 1, 2021
Backup system for supplying compressed air to a gas turbine component
POWERPHASE LLC0 citations52
POWER SYSTEMS MFG LLC
13 patentsUS6446439B1Sep 10, 2002
Pre-mix nozzle and full ring fuel distribution system for a gas turbine combustor
POWER SYSTEMS MFG LLC87 citations98
US6427446B1Aug 6, 2002
Low NOx emission combustion liner with circumferentially angled film cooling holes
POWER SYSTEMS MFG LLC209 citations98
US6374594B1Apr 23, 2002
Silo/can-annular low emissions combustor
POWER SYSTEMS MFG LLC123 citations95
US6282904B1Sep 4, 2001
Full ring fuel distribution system for a gas turbine combustor
POWER SYSTEMS MFG LLC81 citations95
US6675584B1Jan 13, 2004
Coated seal article used in turbine engines
POWER SYSTEMS MFG LLC63 citations94
US6442946B1Sep 3, 2002
Three degrees of freedom aft mounting system for gas turbine transition duct
POWER SYSTEMS MFG LLC78 citations94
US6811378B2Nov 2, 2004
Insulated cooling passageway for cooling a shroud of a turbine blade
POWER SYSTEMS MFG LLC30 citations93
US6857271B2Feb 22, 2005
Secondary fuel nozzle with readily customizable pilot fuel flow rate
POWER SYSTEMS MFG LLC22 citations92
US6446438B1Sep 10, 2002
Combustion chamber/venturi cooling for a low NOx emission combustor
POWER SYSTEMS MFG LLC54 citations92
US6430932B1Aug 13, 2002
Low NOx combustion liner with cooling air plenum recesses
POWER SYSTEMS MFG LLC32 citations92
US6442929B1Sep 3, 2002
Igniter assembly having spring biasing of a semi-hemispherical mount
POWER SYSTEMS MFG LLC35 citations89
US6813890B2Nov 9, 2004
Fully premixed pilotless secondary fuel nozzle
POWER SYSTEMS MFG LLC13 citations84
US6484509B2Nov 26, 2002
Combustion chamber/venturi cooling for a low NOx emission combustor
POWER SYSTEMS MFG LLC16 citations84
POWERPHASE INT LLC
6 patentsUS11073084B2Jul 27, 2021
Turbocooled vane of a gas turbine engine
POWERPHASE INT LLC2 citations69
US12492661B2Dec 9, 2025
Combined energy storage turbine and simple cycle peaker system
POWERPHASE INT LLC0 citations62
US11549401B2Jan 10, 2023
Coal plant supplementary air and exhaust injection systems and methods of operation
POWERPHASE INT LLC0 citations62
US11549435B1Jan 10, 2023
Combined energy storage turbine and simple cycle peaker system
POWERPHASE INT LLC1 citations62
US12123348B2Oct 22, 2024
Methods of modifying existing gas turbine engine design to create a combined storage engine and simple cycle peaker product
POWERPHASE INT LLC1 citations60
US12352219B2Jul 8, 2025
Gas turbine firing temperature control with air injection system
POWERPHASE INT LLC0 citations59
UNITED TECHNOLOGIES CORP
2 patentsCOMPACT CONTAINER SYSTEMS LLC
2 patentsKRAFT ROBERT J
1 patent(unassigned)
1 patentSULLIVAN DANIEL J
1 patentT PHASE ENGINE LLC
1 patentFASTLIGHT LLC
1 patentShowing the top 50 of 60 patents by PatentIndex Score.