Topic leaderboard
Burners
Ranked by the PatentIndex Score — a 1–99 percentile within F23D · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest F23D patents became public in the last 2 years — the current frontier
- 199Michael A. Benjamin32 patents · 646 citations
- 296Christopher A. Wiklof66 patents · 441 citations
- 392Rodney John Allam13 patents · 278 citations
- 488Curtis Taylor32 patents · 490 citations
- 583Darton J. Zink17 patents · 383 citations
- 679Tim Kirk14 patents · 360 citations
- 775Thomas Edward Johnson39 patents · 533 citations
- 871Rex K. Isaacs16 patents · 357 citations
- 967Timothy S. Snyder20 patents · 307 citations
- 1063Paul Bryan Cadima56 patents · 435 citations
- 1158Gregory Allen Boardman27 patents · 277 citations
- 1254Philip E. O. Buelow24 patents · 161 citations
- 1350Steven C. Vise14 patents · 186 citations
- 1446Mohammed Shoeb11 patents · 154 citations
- 1542Jonathan Dwight Berry21 patents · 238 citations
- 1638Jason A. Ryon57 patents · 196 citations
- 1733Michael John Hughes13 patents · 87 citations
- 1829Brandon P. Williams15 patents · 62 citations
- 1925Zhongtao Dai9 patents · 46 citations
- 2021Ronald James Chila7 patents · 53 citations
- 2117Atsushi Horikawa10 patents · 45 citations
- 2213Perumallu Vukanti11 patents · 35 citations
- 238Keisuke Miura14 patents · 37 citations
- 244Kian Mccaldon10 patents · 36 citations
- 251Ray R. Stone6 patents · 28 citations
Active· last 5 yrs
Sustained F23D output across the last 5 years
- 199Narendra Digamber Joshi15 patents · 1,754 citations
- 296Lev Alexander Prociw57 patents · 847 citations
- 392Michael A. Benjamin32 patents · 646 citations
- 488Christopher A. Wiklof66 patents · 441 citations
- 583Rodney John Allam13 patents · 278 citations
- 679Glenn William Brown, Jr.7 patents · 275 citations
- 775Miles R. Palmer7 patents · 275 citations
- 871Arthur W. Francis, Jr.12 patents · 493 citations
- 967Curtis Taylor32 patents · 490 citations
- 1063Willie H. Best7 patents · 456 citations
- 1158Hisashi Kobayashi24 patents · 652 citations
- 1254Douglas W. Karkow45 patents · 208 citations
- 1350Andrew P. Richardson7 patents · 321 citations
- 1446Peter Stuttaford17 patents · 449 citations
- 1542Adel Mansour14 patents · 434 citations
- 1638Darton J. Zink17 patents · 383 citations
- 1733Tim Kirk14 patents · 360 citations
- 1829Thomas Edward Johnson39 patents · 533 citations
- 1925Robert R. Pelletier10 patents · 356 citations
- 2021Rex K. Isaacs16 patents · 357 citations
- 2117Kenji Kiyama18 patents · 356 citations
- 2213Timothy S. Snyder20 patents · 307 citations
- 238Paul Bryan Cadima56 patents · 435 citations
- 244Walter Blaschke17 patents · 336 citations
- 251Dayna M. Decker10 patents · 166 citations
All-time canon
Career PatentIndex Score in F23D
- 199Alfonso Ganan-Calvo25 patents · 3,160 citations
- 296Narendra Digamber Joshi15 patents · 1,754 citations
- 392Robert E. Schwartz20 patents · 1,260 citations
- 488Samuel O. Napier7 patents · 962 citations
- 583Harley A. Borders19 patents · 1,372 citations
- 679Mahendra Joshi33 patents · 2,262 citations
- 775Olivier Charon14 patents · 880 citations
- 871Louis C. Philippe10 patents · 830 citations
- 967Anthony John Dean11 patents · 962 citations
- 1063David T. Foss5 patents · 747 citations
- 1158Harold C. Simmons11 patents · 787 citations
- 1254Paul V. Heberling5 patents · 722 citations
- 1350Kenneth W. Beebe7 patents · 769 citations
- 1446Warren James Mick8 patents · 722 citations
- 1542Robert T. Mains9 patents · 698 citations
- 1638Jeffery A. Lovett10 patents · 769 citations
- 1733Aleksandar Georgi Slavejkov28 patents · 970 citations
- 1829Paul M. Rodden7 patents · 682 citations
- 1925Andrew Paul Jones8 patents · 637 citations
- 2021Masayoshi Kuwata6 patents · 525 citations
- 2117Harvey L. Berger5 patents · 567 citations
- 2213Rex J. Harvey10 patents · 506 citations
- 238Lev Alexander Prociw57 patents · 847 citations
- 244Ovidiu Marin10 patents · 505 citations
- 251Charles B. Graves8 patents · 609 citations
Rising· last 2 yrs
The top-scoring F23D patents made public in the last 2 years
- 199US12007117B1✦ AIFuel-air mixer for turbine engine combustion section10 cites · 202487% earned
- 296US11920793B1✦ AIAdjustable gaseous fuel injector6 cites · 202478% earned
- 392US12264820B1✦ AIMulti-stage micro-decomposition swirl burner with an ammonia-doped fuel and low NOx contro3 cites · 202580% earned
- 488US12116934B2Turbine engine fuel injector with oxygen circuit3 cites · 202480% earned
- 583US12326260B1Axial fuel stage injector creating air curtain2 cites · 202576% earned
- 679US11920792B1Cooling turbine engine fuel-air mixer with steam3 cites · 202480% earned
- 775US11959645B2Portable heating device2 cites · 202467% earned
- 871US12072104B1Fuel delivery apparatus for a gas turbine engine2 cites · 202476% earned
- 967US11994086B2System for recovery of energy from a residual gas2 cites · 202476% earned
- 1063US12339005B2Hydrogen fuel distributor1 cites · 202467% earned
- 1158US11982443B1Torch and hood assembly comprising a chimney and double plated enclosure, provision for at1 cites · 202467% earned
- 1254US12358793B2Methods and apparatuses for hydrogen production0 cites · 20240% earned
- 1350US12342959B2Burner tube for gas grill0 cites · 20240% earned
- 1446USD1073858SAirblast fuel nozzle0 cites · 20250% earned
- 1542US12305860B2Bundled tube fuel nozzle assembly for gas turbine combustor0 cites · 20240% earned
- 1638US12492819B2Gas turbine engine fuel nozzle having a secondary fuel passage through a swirler0 cites · 20240% earned
- 1733US12540774B2Stand alone copper burner panel for a metallurgical furnace0 cites · 20240% earned
- 1829US12538968B2Portable heating systems0 cites · 20240% earned
- 1925US12163474B2System and method for purging a fuel manifold of a gas turbine engine using a flow divider0 cites · 20240% earned
- 2021US12092323B2Burner tube0 cites · 20240% earned
- 2117US12435675B2Fuel systems and methods for purging0 cites · 20240% earned
- 2213US12553388B2Plasma injection modules0 cites · 20250% earned
- 238US12209750B2Line replaceable fuel injector panels with single hatch installation0 cites · 20240% earned
- 244US12422142B2Fuel injector assembly for a turbine engine0 cites · 20240% earned
- 251US12072098B1Ultra wideband combustion sensor and systems0 cites · 20240% earned
Active· last 5 yrs
The top-scoring F23D patents of the last 5 years
- 199US12007117B1✦ AIFuel-air mixer for turbine engine combustion section10 cites · 202487% earned
- 296US11592182B1✦ AISwirler ferrule plate having pressure drop purge passages9 cites · 202387% earned
- 392US11746301B2✦ AIMethod and system for producing a chemical or fuel8 cites · 202269% earned
- 488US10966570B1High-efficiency heating apparatus12 cites · 202179% earned
- 583US11920793B1Adjustable gaseous fuel injector6 cites · 202478% earned
- 679US12264820B1Multi-stage micro-decomposition swirl burner with an ammonia-doped fuel and low NOx contro3 cites · 202580% earned
- 775US11015127B2Continuous reflux reactor under pressure and controlled condenser system for thermochemica8 cites · 202180% earned
- 871US11083336B1High-efficiency heating apparatus6 cites · 202178% earned
- 967US11525403B2Fuel nozzle with integrated metering and flashback system6 cites · 202285% earned
- 1063US11473505B2Torch igniter cooling system6 cites · 202278% earned
- 1158US11649966B1Combustor with an ignition tube4 cites · 202375% earned
- 1254US12116934B2Turbine engine fuel injector with oxygen circuit3 cites · 202480% earned
- 1350US12326260B1Axial fuel stage injector creating air curtain2 cites · 202576% earned
- 1446US11920792B1Cooling turbine engine fuel-air mixer with steam3 cites · 202480% earned
- 1542US11592178B2System and method of improving combustion stability in a gas turbine7 cites · 202186% earned
- 1638US11353215B1Lean burn combustor5 cites · 202284% earned
- 1733US11668466B2Combustor nozzle assembly and gas turbine combustor including same5 cites · 202284% earned
- 1829US11649964B2Fuel injector assembly for a turbine engine5 cites · 202277% earned
- 1925US11746704B2Gas turbine combustor and its operating method5 cites · 202184% earned
- 2021US12055292B2Premixing apparatus3 cites · 202280% earned
- 2117US12085281B2Fuel nozzle and swirler2 cites · 202361% earned
- 2213US12173902B2Plasma injection modules2 cites · 202361% earned
- 238US11761634B2Fuel injector assemblies4 cites · 202175% earned
- 244US11732886B2Fuel-fired burner with internal exhaust gas recycle4 cites · 202275% earned
- 251US11959645B2Portable heating device2 cites · 202467% earned
All-time canon
The defining F23D patents of the whole record
- 199US7976213B2✦ AIArrangement for controlling fluid jets injected into a fluid stream1,017 cites · 200889% earned
- 296US7736600B2✦ AIApparatus for manufacturing a process abatement reactor387 cites · 200792% earned
- 392US4052002A✦ AIControlled fluid dispersal techniques294 cites · 197794% earned
- 488US6193501B1Microcombustor having submillimeter critical dimensions278 cites · 200194% earned
- 583US5104310AMethod for reducing the flame temperature of a burner and burner intended therefor277 cites · 199294% earned
- 679US5351477ADual fuel mixer for gas turbine combustor274 cites · 199494% earned
- 775US6438961B2Swozzle based burner tube premixer including inlet air conditioner for low emissions combu268 cites · 200194% earned
- 871US4385661ADownhole steam generator with improved preheating, combustion and protection features249 cites · 198394% earned
- 967US3980233AAir-atomizing fuel nozzle245 cites · 197694% earned
- 1063US4533082APiezoelectric oscillated nozzle243 cites · 198594% earned
- 1158US5836164AGas turbine combustor238 cites · 199894% earned
- 1254US6116516AStabilized capillary microjet and devices and methods for producing same229 cites · 200086% earned
- 1350US4292801ADual stage-dual mode low nox combustor227 cites · 198194% earned
- 1446US6248378B1Enhanced food products223 cites · 200191% earned
- 1542US4321857AInfrared gas grill218 cites · 198294% earned
- 1638US6174469B1Device and method for creating dry particles214 cites · 200189% earned
- 1733US4605167AUltrasonic liquid ejecting apparatus214 cites · 198694% earned
- 1829US5195884ALow NOx formation burner apparatus and methods211 cites · 199394% earned
- 1925US6197835B1Device and method for creating spherical particles of uniform size210 cites · 200186% earned
- 2021US6119953ALiquid atomization process210 cites · 200089% earned
- 2117US5778676ADual fuel mixer for gas turbine combustor209 cites · 199894% earned
- 2213US5675971ADual fuel mixer for gas turbine combustor207 cites · 199794% earned
- 238US6851413B1Method and apparatus to increase combustion efficiency and to reduce exhaust gas pollutant206 cites · 200594% earned
- 244US5259184ADry low NOx single stage dual mode combustor construction for a gas turbine205 cites · 199394% earned
- 251US6202574B1Combustion method and apparatus for producing a carbon dioxide end product205 cites · 200194% earned
Rising· last 2 yrs
Assignees whose newest F23D patents became public in the last 2 years — the current frontier
- 199GEN ELECTRIC373 patents · 12,588 citations
- 296PARKER HANNIFIN CORP42 patents · 2,293 citations
- 392PRATT & WHITNEY CANADA64 patents · 1,110 citations
- 488AIR PROD & CHEM57 patents · 1,416 citations
- 583SIEMENS AG65 patents · 1,061 citations
- 679MITSUBISHI HEAVY IND LTD65 patents · 1,385 citations
- 775ZEECO INC19 patents · 589 citations
- 871ROLLS ROYCE PLC57 patents · 1,200 citations
- 967HONEYWELL INT INC44 patents · 445 citations
- 1063KAWASAKI HEAVY IND LTD28 patents · 284 citations
- 1158NORITZ CORP22 patents · 192 citations
- 1254TOYOTA MOTOR CO LTD13 patents · 129 citations
- 1350PRO IRODA IND INC43 patents · 147 citations
- 1446GEORGIA TECH RES INST5 patents · 102 citations
- 1542HYPER FRYER LLC6 patents · 28 citations
- 1638HAIER US APPLIANCE SOLUTIONS INC43 patents · 60 citations
- 1733WARMING TRENDS LLC8 patents · 29 citations
- 1829WS WAERMEPROZESSTECHNIK GMBH4 patents · 86 citations
- 1925SAUDI ARABIAN OIL CO8 patents · 34 citations
- 2021RAYTHEON TECH CORP11 patents · 27 citations
- 2117KYUNGDONG NAVIEN CO LTD23 patents · 27 citations
- 22138 RIVERS CAPITAL LLC13 patents · 9 citations
- 238Webasto SE16 patents · 19 citations
- 244WEBER STEPHEN PRODUCTS LLC5 patents · 8 citations
- 251DOOSAN ENERBILITY CO LTD25 patents · 11 citations
Active· last 5 yrs
Sustained F23D output across the last 5 years
- 199GEN ELECTRIC373 patents · 12,588 citations
- 296UNITED TECHNOLOGIES CORP115 patents · 4,345 citations
- 392PARKER HANNIFIN CORP42 patents · 2,293 citations
- 488PRATT & WHITNEY CANADA64 patents · 1,110 citations
- 583AIR PROD & CHEM57 patents · 1,416 citations
- 679AIR LIQUIDE61 patents · 1,244 citations
- 775DELAVAN INC95 patents · 1,282 citations
- 871SIEMENS AG65 patents · 1,061 citations
- 967SOLAR TURBINES INC27 patents · 992 citations
- 1063MITSUBISHI HEAVY IND LTD65 patents · 1,385 citations
- 1158ZEECO INC19 patents · 589 citations
- 1254ROLLS ROYCE PLC57 patents · 1,200 citations
- 1350CORNING INC25 patents · 696 citations
- 1446CARRIER CORP38 patents · 842 citations
- 1542POWER SYSTEMS MFG LLC15 patents · 575 citations
- 1638HONEYWELL INT INC44 patents · 445 citations
- 1733JOHN ZINK CO LLC30 patents · 513 citations
- 1829RHEEM MFG CO39 patents · 398 citations
- 1925KAWASAKI HEAVY IND LTD28 patents · 284 citations
- 2021GAS TECHNOLOGY INST14 patents · 240 citations
- 2117UNIV CALIFORNIA7 patents · 224 citations
- 2213RINNAI KK60 patents · 304 citations
- 238EMERSON ELECTRIC CO12 patents · 158 citations
- 244MIURA KOGYO KK11 patents · 152 citations
- 251NORITZ CORP22 patents · 192 citations
All-time canon
All-time PatentIndex Score in F23D
- 199UNIV SEVILLA22 patents · 2,764 citations
- 296GEN ELECTRIC373 patents · 12,588 citations
- 392UNITED TECHNOLOGIES CORP115 patents · 4,345 citations
- 488PARKER HANNIFIN CORP42 patents · 2,293 citations
- 583ZINK CO JOHN35 patents · 1,860 citations
- 679AIR LIQUIDE AMERICAN24 patents · 1,922 citations
- 775WESTINGHOUSE ELECTRIC CORP24 patents · 1,606 citations
- 871BOC GROUP INC18 patents · 982 citations
- 967HITACHI LTD43 patents · 1,694 citations
- 1063PRATT & WHITNEY CANADA64 patents · 1,110 citations
- 1158AIR PROD & CHEM57 patents · 1,416 citations
- 1254MATSUSHITA ELECTRIC INDUSTRIAL CO LTD54 patents · 1,393 citations
- 1350ALSTOM TECHNOLOGY LTD65 patents · 1,168 citations
- 1446US ENERGY14 patents · 821 citations
- 1542TEXTRON FUEL SYSTEMS21 patents · 1,076 citations
- 1638SONO TEK CORP5 patents · 567 citations
- 1733SIEMENS WESTINGHOUSE POWER15 patents · 921 citations
- 1829AIR LIQUIDE61 patents · 1,244 citations
- 1925KIMBERLY CLARK CO9 patents · 564 citations
- 2021COMBUSTION TEC INC8 patents · 576 citations
- 2117PRAXAIR TECHNOLOGY INC54 patents · 1,740 citations
- 2213DELAVAN INC95 patents · 1,282 citations
- 238SIMMONDS PRECISION ENGINE SYST5 patents · 386 citations
- 244SIEMENS AG65 patents · 1,061 citations
- 251SOLAR TURBINES INC27 patents · 992 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth