Topic leaderboard
Generating high pressure combustion products
Ranked by the PatentIndex Score — a 1–99 percentile within F23R · public-visibility date · generated 2026-07-19
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest F23R patents became public in the last 2 years — the current frontier
- 199Byron Andrew Pritchard, Jr.14 patents · 647 citations
- 296Michael A. Benjamin118 patents · 819 citations
- 392James B. Hoke46 patents · 736 citations
- 488Lev Alexander Prociw134 patents · 1,066 citations
- 583Craig Douglas Young18 patents · 509 citations
- 679Daniel Dale Brown14 patents · 369 citations
- 775Eric Conete17 patents · 463 citations
- 871Shih-Yang Hsieh9 patents · 265 citations
- 967Albert K. Cheung25 patents · 345 citations
- 1063Steven C. Vise70 patents · 343 citations
- 1158Ramarao V. Bandaru9 patents · 266 citations
- 1254Rodolphe Dudebout26 patents · 358 citations
- 1350Yoshichika Sato6 patents · 234 citations
- 1446Bradley Donald Crawley15 patents · 240 citations
- 1542Eduardo Hawie20 patents · 232 citations
- 1638Stephen K. Kramer39 patents · 250 citations
- 1733Christophe Pieussergues27 patents · 295 citations
- 1829Thomas Raymond Farrell5 patents · 271 citations
- 1925Richard Martin Dicintio37 patents · 381 citations
- 2021Timothy Andrew Healy7 patents · 145 citations
- 2117Philip E. O. Buelow29 patents · 168 citations
- 2213Kian Mccaldon18 patents · 176 citations
- 238Joseph Zelina35 patents · 181 citations
- 244Jason A. Ryon134 patents · 290 citations
- 251Brandon P. Williams51 patents · 161 citations
Active· last 5 yrs
Sustained F23R output across the last 5 years
- 199Jeffery A. Lovett18 patents · 892 citations
- 296Charles B. Graves20 patents · 805 citations
- 392Byron Andrew Pritchard, Jr.14 patents · 647 citations
- 488Arthur Wesley Johnson28 patents · 684 citations
- 583Alfred Albert Mancini32 patents · 1,121 citations
- 679Michael A. Benjamin118 patents · 819 citations
- 775Allen Michael Danis28 patents · 648 citations
- 871James B. Hoke46 patents · 736 citations
- 967Mark David Durbin13 patents · 548 citations
- 1063Stephen John Howell33 patents · 955 citations
- 1158Eric John Kress8 patents · 560 citations
- 1254Joseph Douglas Monty16 patents · 541 citations
- 1350Lev Alexander Prociw134 patents · 1,066 citations
- 1446Tomomi Koganezawa26 patents · 451 citations
- 1542Steven Joseph Lohmueller12 patents · 512 citations
- 1638Miles R. Palmer7 patents · 275 citations
- 1733Duane Douglas Thomsen27 patents · 406 citations
- 1829Craig Douglas Young18 patents · 509 citations
- 1925Daniel Dale Brown14 patents · 369 citations
- 2021Adel Mansour13 patents · 432 citations
- 2117Beverly Stephenson Duncan9 patents · 434 citations
- 2213Eric Conete17 patents · 463 citations
- 238Shih-Yang Hsieh9 patents · 265 citations
- 244Neal A. Thomson18 patents · 393 citations
- 251Michael Ebel11 patents · 294 citations
All-time canon
Career PatentIndex Score in F23R
- 199Ari Glezer7 patents · 1,244 citations
- 296James M. Caldwell11 patents · 1,174 citations
- 392Hukam Chand Mongia32 patents · 2,216 citations
- 488Anthony John Dean35 patents · 1,616 citations
- 583David Amos6 patents · 807 citations
- 679Charles E. Steber13 patents · 1,110 citations
- 775Kenneth W. Beebe19 patents · 1,553 citations
- 871Edward E. Ekstedt12 patents · 1,183 citations
- 967David T. Foss6 patents · 798 citations
- 1063Paul R. Angel5 patents · 876 citations
- 1158Paul V. Heberling9 patents · 951 citations
- 1254Jeffery A. Lovett18 patents · 892 citations
- 1350Jeffrey W. Willis5 patents · 549 citations
- 1446David Louis Burrus17 patents · 1,053 citations
- 1542Michio Kuroda26 patents · 1,619 citations
- 1638Warren James Mick10 patents · 771 citations
- 1733Anthony Pidcock30 patents · 1,316 citations
- 1829Yoji Ishibashi21 patents · 1,272 citations
- 1925Nariyoshi Kobayashi16 patents · 848 citations
- 2021David Yee8 patents · 707 citations
- 2117Ely E. Halila15 patents · 1,013 citations
- 2213Guillermo Pont5 patents · 494 citations
- 238Fukuo Maeda6 patents · 631 citations
- 244Harold Ray Hansel9 patents · 773 citations
- 251Masayoshi Kuwata12 patents · 803 citations
Rising· last 2 yrs
The top-scoring F23R patents made public in the last 2 years
- 199US12007117B1✦ AIFuel-air mixer for turbine engine combustion section10 cites · 202487% earned
- 296US12038177B1✦ AIFuel injector assembly for gas turbine engine with fuel, air and steam injection7 cites · 202486% earned
- 392US11920793B1✦ AIAdjustable gaseous fuel injector6 cites · 202478% earned
- 488US11946644B1Multi-pot swirl injector6 cites · 202485% earned
- 583US12018841B1Gas turbine operating conditions5 cites · 202477% earned
- 679US12298008B2Fuel system with radially arranged injectors for hydrogen-driven gas turbine engine3 cites · 202472% earned
- 775US11970977B2Variable restriction of a secondary circuit of a fuel injector6 cites · 202485% earned
- 871US11923586B1Gas turbine combustion section having an integrated fuel cell assembly6 cites · 202485% earned
- 967US11970976B2Variable restriction of fuel nozzle with an auxiliary circuit6 cites · 202485% earned
- 1063US12264820B1Multi-stage micro-decomposition swirl burner with an ammonia-doped fuel and low NOx contro3 cites · 202580% earned
- 1158US11971170B1System and method having flame stabilizers for isothermal expansion in turbine stage of ga5 cites · 202469% earned
- 1254US12013120B1Turbine engine support structure with airflow ports3 cites · 202472% earned
- 1350US11920791B1Trapped vortex reverse flow combustor for a gas turbine3 cites · 202480% earned
- 1446US11920792B1Cooling turbine engine fuel-air mixer with steam3 cites · 202480% earned
- 1542US12116934B2Turbine engine fuel injector with oxygen circuit3 cites · 202480% earned
- 1638US12326260B1Axial fuel stage injector creating air curtain2 cites · 202576% earned
- 1733US12072100B1Combustor for a gas turbine engine3 cites · 202480% earned
- 1829US12065965B1Rotating detonation augmentors with adjustable throats for gas turbine engines3 cites · 202480% earned
- 1925US12298009B1Turbine engine having a reverse flow annular vortex combustor2 cites · 202576% earned
- 2021US12410764B1Detachable strut structure in combustion chamber of scramjet-oblique detonation engine1 cites · 202567% earned
- 2117US11867089B1Gas turbine engine with combustor section mounted modulated compressor air cooling system3 cites · 202472% earned
- 2213US11920525B2Liquid and hydrogen/methane fuel injector3 cites · 202480% earned
- 238US11976820B2Multi-fueled, water injected hydrogen fuel injector3 cites · 202480% earned
- 244US12258906B2Fuel-cooled engine component(s)2 cites · 202461% earned
- 251US12111055B2Aircraft fuelling2 cites · 202467% earned
Active· last 5 yrs
The top-scoring F23R patents of the last 5 years
- 199USD943061S✦ AIFuel nozzle30 cites · 202283% earned
- 296US11643979B1✦ AIAircraft fuel system for gas turbine engine18 cites · 202381% earned
- 392US11209164B1✦ AIFuel injector systems for torch igniters25 cites · 202186% earned
- 488US11047245B2CMC component attachment pin28 cites · 202191% earned
- 583US11454396B1Fuel injector and pre-mixer system for a burner array19 cites · 202290% earned
- 679US11226103B1High-pressure continuous ignition device22 cites · 202290% earned
- 775US12007117B1Fuel-air mixer for turbine engine combustion section10 cites · 202487% earned
- 871US11067281B1Fuel injection assembly for a turbomachine combustor20 cites · 202190% earned
- 967US11021988B2Turbine ring assembly26 cites · 202190% earned
- 1063US11752622B2Extension tool having a plurality of links17 cites · 202189% earned
- 1158US11566790B1Methods of operating a turbomachine combustor on hydrogen14 cites · 202383% earned
- 1254US11105215B2Feather seal slot arrangement for a CMC BOAS assembly18 cites · 202189% earned
- 1350US11578871B1Gas turbine engine combustor with primary and secondary fuel injectors10 cites · 202387% earned
- 1446US12038177B1Fuel injector assembly for gas turbine engine with fuel, air and steam injection7 cites · 202486% earned
- 1542US11592182B1Swirler ferrule plate having pressure drop purge passages9 cites · 202387% earned
- 1638US11555450B1Fuel injectors with heat exchangers11 cites · 202388% earned
- 1733US11306661B1Methods and apparatus to operate a gas turbine engine with hydrogen gas13 cites · 202283% earned
- 1829US11643970B2Dual schedule flow divider valve, system, and method for use therein10 cites · 202281% earned
- 1925US11852082B2Systems and methods for controlling a fuel blend for a gas turbine8 cites · 202380% earned
- 2021US11920793B1Adjustable gaseous fuel injector6 cites · 202478% earned
- 2117US11668462B1Method of operating a combustor with a variable combustion chamber8 cites · 202386% earned
- 2213US11408348B2Fuel supply system10 cites · 202187% earned
- 238US11946644B1Multi-pot swirl injector6 cites · 202485% earned
- 244US11371439B2Fuel staging system12 cites · 202188% earned
- 251US11371701B1Combustor for a gas turbine engine9 cites · 202281% earned
All-time canon
The defining F23R patents of the whole record
- 199US4100733A✦ AIPremix combustor394 cites · 197895% earned
- 296US4754607A✦ AIPower generating system371 cites · 198894% earned
- 392US4381641A✦ AISubstoichiometric combustion of low heating value gases360 cites · 198394% earned
- 488US4719748AImpingement cooled transition duct312 cites · 198894% earned
- 583US4299086AUtilization of energy obtained by substoichiometric combustion of low heating value gases300 cites · 198194% earned
- 679US5932940AMicroturbomachinery287 cites · 199991% earned
- 775US5758823ASynthetic jet actuator and applications thereof280 cites · 199886% earned
- 871US5351477ADual fuel mixer for gas turbine combustor274 cites · 199494% earned
- 967US6201029B1Staged combustion of a low heating value fuel gas for driving a gas turbine264 cites · 200194% earned
- 1063US5251447AAir fuel mixer for gas turbine combustor260 cites · 199394% earned
- 1158US6141967AAir fuel mixer for gas turbine combustor254 cites · 200094% earned
- 1254US5956955AHeat shield for a gas turbine combustion chamber252 cites · 199994% earned
- 1350US6107693ASelf-contained energy center for producing mechanical, electrical, and heat energy246 cites · 200091% earned
- 1446US5836164AGas turbine combustor238 cites · 199894% earned
- 1542US6123145ASynthetic jet actuators for cooling heated bodies and environments237 cites · 200094% earned
- 1638US4528811AClosed-cycle gas turbine chemical processor230 cites · 198594% earned
- 1733US4292801ADual stage-dual mode low nox combustor227 cites · 198194% earned
- 1829US7523603B2Trifluid reactor216 cites · 200487% earned
- 1925US6993916B2Burner tube and method for mixing air and gas in a gas turbine engine216 cites · 200594% earned
- 2021US4928481AStaged low NOx premix gas turbine combustor214 cites · 199094% earned
- 2117US7007487B2Recuperated gas turbine engine system and method employing catalytic combustion213 cites · 200594% earned
- 2213US6389815B1Fuel nozzle assembly for reduced exhaust emissions211 cites · 200294% earned
- 238US7219490B2Nested core gas turbine engine209 cites · 200785% earned
- 244US5778676ADual fuel mixer for gas turbine combustor209 cites · 199894% earned
- 251US6427446B1Low NOx emission combustion liner with circumferentially angled film cooling holes209 cites · 200294% earned
Rising· last 2 yrs
Assignees whose newest F23R patents became public in the last 2 years — the current frontier
- 199GEORGIA TECH RES INST9 patents · 1,296 citations
- 296GEN ELECTRIC1,730 patents · 41,161 citations
- 392ROLLS ROYCE PLC275 patents · 5,170 citations
- 488PARKER HANNIFIN CORP29 patents · 1,291 citations
- 583MITSUBISHI HEAVY IND LTD174 patents · 2,663 citations
- 679SOLAR TURBINES INC74 patents · 1,787 citations
- 775PRATT & WHITNEY CANADA241 patents · 2,996 citations
- 871HONEYWELL INT INC78 patents · 1,308 citations
- 967KAWASAKI HEAVY IND LTD53 patents · 531 citations
- 1063HAMILTON SUNDSTRAND CORP15 patents · 254 citations
- 1158HONDA MOTOR CO LTD19 patents · 193 citations
- 1254ROLLS ROYCE NAM TECH INC39 patents · 196 citations
- 1350ROLLS ROYCE DEUTSCHLAND LTD & CO KG53 patents · 108 citations
- 1446RAYTHEON TECH CORP111 patents · 84 citations
- 1542SAFRAN AIRCRAFT ENGINES72 patents · 73 citations
- 1638IHI CORP29 patents · 43 citations
- 1733TOYOTA MOTOR CO LTD5 patents · 34 citations
- 1829SIEMENS ENERGY GLOBAL GMBH & CO KG39 patents · 18 citations
- 1925RTX CORP73 patents · 14 citations
- 2021DOOSAN ENERBILITY CO LTD53 patents · 16 citations
- 21178 RIVERS CAPITAL LLC10 patents · 6 citations
- 2213PURDUE RESEARCH FOUNDATION4 patents · 44 citations
- 238GE INFRASTRUCTURE TECHNOLOGY LLC29 patents · 6 citations
- 244US GOV AIR FORCE4 patents · 11 citations
- 251AIR PROD & CHEM6 patents · 9 citations
Active· last 5 yrs
Sustained F23R output across the last 5 years
- 199GEORGIA TECH RES INST9 patents · 1,296 citations
- 296GEN ELECTRIC1,730 patents · 41,161 citations
- 392UNITED TECHNOLOGIES CORP772 patents · 14,928 citations
- 488ROLLS ROYCE PLC275 patents · 5,170 citations
- 583PARKER HANNIFIN CORP29 patents · 1,291 citations
- 679POWER SYSTEMS MFG LLC43 patents · 1,795 citations
- 775MITSUBISHI HEAVY IND LTD174 patents · 2,663 citations
- 871SOLAR TURBINES INC74 patents · 1,787 citations
- 967PRATT & WHITNEY CANADA241 patents · 2,996 citations
- 1063SIEMENS AG174 patents · 1,922 citations
- 1158HONEYWELL INT INC78 patents · 1,308 citations
- 1254SIEMENS ENERGY INC90 patents · 1,343 citations
- 1350DELAVAN INC146 patents · 1,059 citations
- 1446KAWASAKI HEAVY IND LTD53 patents · 531 citations
- 1542ROLLS ROYCE CORP63 patents · 324 citations
- 1638HAMILTON SUNDSTRAND CORP15 patents · 254 citations
- 1733HONDA MOTOR CO LTD19 patents · 193 citations
- 1829ROLLS ROYCE NAM TECH INC39 patents · 196 citations
- 1925Ansaldo Energia Switzerland AG77 patents · 130 citations
- 2021WOODWARD INC24 patents · 86 citations
- 2117ROLLS ROYCE DEUTSCHLAND LTD & CO KG53 patents · 108 citations
- 2213RAYTHEON TECH CORP111 patents · 84 citations
- 238MITSUBISHI HITACHI POWER SYS69 patents · 94 citations
- 244DOOSAN HEAVY IND & CONSTRUCTION CO LTD66 patents · 68 citations
- 251SAFRAN AIRCRAFT ENGINES72 patents · 73 citations
All-time canon
All-time PatentIndex Score in F23R
- 199GEORGIA TECH RES INST9 patents · 1,296 citations
- 296GEN ELECTRIC1,730 patents · 41,161 citations
- 392UNITED TECHNOLOGIES CORP772 patents · 14,928 citations
- 488WESTINGHOUSE ELECTRIC CORP41 patents · 3,141 citations
- 583SIEMENS WESTINGHOUSE POWER48 patents · 2,839 citations
- 679HITACHI LTD81 patents · 4,120 citations
- 775ROLLS ROYCE PLC275 patents · 5,170 citations
- 871TOSHIBA KK18 patents · 1,442 citations
- 967GULF RESEARCH DEVELOPMENT CO5 patents · 921 citations
- 1063ALSTOM TECHNOLOGY LTD138 patents · 2,096 citations
- 1158CATALYTICA INC6 patents · 752 citations
- 1254CAPSTONE TURBINE CORP12 patents · 746 citations
- 1350ALLIED SIGNAL INC22 patents · 1,352 citations
- 1446PARKER HANNIFIN CORP29 patents · 1,291 citations
- 1542ROLLS ROYCE44 patents · 1,776 citations
- 1638POWER SYSTEMS MFG LLC43 patents · 1,795 citations
- 1733MITSUBISHI HEAVY IND LTD174 patents · 2,663 citations
- 1829SOLAR TURBINES INC74 patents · 1,787 citations
- 1925SNECMA166 patents · 4,131 citations
- 2021BMW ROLLS ROYCE GMBH7 patents · 673 citations
- 2117PRECISION COMBUSTION INC14 patents · 627 citations
- 2213ABB RESEARCH LTD25 patents · 927 citations
- 238GEN MOTORS CORP50 patents · 2,458 citations
- 244PRATT & WHITNEY CANADA241 patents · 2,996 citations
- 251BBC BROWN BOVERI & CIE14 patents · 723 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth