Topic leaderboard
Nuclear power plant
Ranked by the PatentIndex Score — a 1–99 percentile within G21D · public-visibility date · generated 2026-07-19
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest G21D patents became public in the last 2 years — the current frontier
- 199Stephen K. Rhyne10 patents · 37 citations
- 296Christopher R. Long7 patents · 27 citations
- 392Jason Breakstone7 patents · 27 citations
- 488Pavel Tsvetkov6 patents · 13 citations
- 583Joseph Rajkumar5 patents · 15 citations
- 679Jonathan Witter8 patents · 13 citations
- 775Craig D. Gramlich6 patents · 12 citations
- 871John R. Salasin6 patents · 9 citations
- 967David Gates2 patents · 13 citations
- 1063Austin Lo5 patents · 4 citations
- 1158Michael Gordon Jacox3 patents · 12 citations
- 1254Yasir Arafat8 patents · 3 citations
- 1350Derek Haas4 patents · 2 citations
- 1446Elizabeth Muller2 patents · 4 citations
- 1542Zachary Reid Tolley3 patents · 1 citations
- 1638Troy Michael Howe4 patents · 0 citations
- 1733Indresh Rampall4 patents · 0 citations
- 1829Abderrafi M. Ougouag3 patents · 0 citations
- 1925Jacob Dewitte3 patents · 0 citations
- 2021Patrick Everett3 patents · 0 citations
- 2117Steven D. Howe2 patents · 0 citations
- 2213Fred George William Kennedy, Iii2 patents · 0 citations
- 238Fred D. Lang2 patents · 0 citations
- 244Gregory Loboda2 patents · 0 citations
- 251GATES DAVID1 patents · 0 citations
Active· last 5 yrs
Sustained G21D output across the last 5 years
- 199Michl W. Binderbauer20 patents · 951 citations
- 296Michael D. Heibel10 patents · 190 citations
- 392Palvannanathan Ganesan14 patents · 51 citations
- 488Stephen K. Rhyne10 patents · 37 citations
- 583Charles L. Heck6 patents · 107 citations
- 679Tamas Liszkai9 patents · 30 citations
- 775Christopher R. Long7 patents · 27 citations
- 871Jason Breakstone7 patents · 27 citations
- 967Pavel Tsvetkov6 patents · 13 citations
- 1063Jason Pottorf6 patents · 16 citations
- 1158Seth Cadell5 patents · 26 citations
- 1254Gregory Wayne Clarkson5 patents · 14 citations
- 1350Rufino Ayala5 patents · 14 citations
- 1446Mark R. Werner4 patents · 43 citations
- 1542Eric P. Loewen14 patents · 23 citations
- 1638Michael John Eades5 patents · 30 citations
- 1733Paolo Francesco Venneri5 patents · 30 citations
- 1829Atul A. Karve6 patents · 13 citations
- 1925Joseph Rajkumar5 patents · 15 citations
- 2021Jonathan Witter8 patents · 13 citations
- 2117Jesse R. Cheatham, Iii7 patents · 10 citations
- 2213Allyson Callaway5 patents · 5 citations
- 238Ben Bristol5 patents · 5 citations
- 244Kenneth Rooks5 patents · 5 citations
- 251Larry Linik5 patents · 5 citations
All-time canon
Career PatentIndex Score in G21D
- 199Norman Rostoker30 patents · 1,631 citations
- 296Michl W. Binderbauer20 patents · 951 citations
- 392Artan Qerushi6 patents · 329 citations
- 488Hooshang Tahsiri6 patents · 329 citations
- 583Hendrik J. Monkhorst10 patents · 652 citations
- 679Eusebio Garate7 patents · 294 citations
- 775Vitaly Bystritskii6 patents · 287 citations
- 871Kenneth Scarola16 patents · 846 citations
- 967Robert L. Rescorl15 patents · 756 citations
- 1063Daryl L. Harmon15 patents · 684 citations
- 1158David S. Jamison15 patents · 684 citations
- 1254Richard M. Manazir15 patents · 587 citations
- 1350Stephan W. Wegerich5 patents · 411 citations
- 1446Robert F. D'Ausilio5 patents · 252 citations
- 1542Fred C. Chao5 patents · 210 citations
- 1638Albert J. Impink, Jr.6 patents · 235 citations
- 1733David Joseph Kropaczek27 patents · 279 citations
- 1829Michael D. Heibel10 patents · 190 citations
- 1925Mehdi Asgari12 patents · 182 citations
- 2021Louis R. Grobmyer6 patents · 154 citations
- 2117Franklin H. Williams, Jr.4 patents · 209 citations
- 2213James R. Stuart4 patents · 181 citations
- 238Bruce M. Cook7 patents · 143 citations
- 244Donald C. Schluderberg5 patents · 111 citations
- 251Eugene Eckert5 patents · 100 citations
Rising· last 2 yrs
The top-scoring G21D patents made public in the last 2 years
- 199US12100520B2✦ AIPlanar coil stellarator5 cites · 202469% earned
- 296US12012827B1✦ AINuclear reactor integrated oil and gas production systems and methods of operation1 cites · 202446% earned
- 392US12086089B2✦ AIProcessor-endpoint isolation in communication switch coupled computing system0 cites · 20240% earned
- 488US12437891B2Using additive manufacturing in creating a nuclear fuel structure with a shape correspondi0 cites · 20240% earned
- 583US12116926B2Integrated system for converting nuclear energy into electrical, mechanical, and thermal e0 cites · 20240% earned
- 679US12120956B2Ion-enhanced thermoelectric generator0 cites · 20240% earned
- 775US12597529B2Nuclear reactor protection systems and methods0 cites · 20240% earned
- 871US12191043B2Structured plasma cell energy converter for a nuclear reactor0 cites · 20240% earned
- 967US12234042B2Nuclear thermal propulsion system with reactor direct drive of cryocooler turbine0 cites · 20240% earned
- 1063US12586691B2Network and information systems and methods for shipyard manufactured and ocean delivered 0 cites · 20240% earned
- 1158US12417856B2Apparatus for thermal performance monitoring and safe operation of a nuclear power plant0 cites · 20250% earned
- 1254US12176116B2System and related method for converting fossil-fueled generating plants to clean energy0 cites · 20240% earned
- 1350US12431250B2Method for operating nuclear reactor for heat and power generation0 cites · 20240% earned
- 1446US12469612B2Heat exchanger in a borehole receives heat through a rock formation from another borehole 0 cites · 20240% earned
- 1542US12412674B2System for heat transfer between primary and secondary fluid circuits within a diffusion-b0 cites · 20250% earned
- 1638US12410766B1Radial in-flow particle bed nuclear rocket engine and method0 cites · 20250% earned
- 1733US12429036B2Hybrid power generation system0 cites · 20250% earned
- 1829US12512230B2Passively-cooled spent nuclear fuel pool system0 cites · 20240% earned
- 1925US12467259B2Method of manufacturing a dome and a dome manufactured using the method0 cites · 20240% earned
- 2021US12046379B2Nuclear reactor with an axially stratified fuel bed0 cites · 20240% earned
- 2117US12573512B2Integrated passive reactor0 cites · 20240% earned
- 2213US12255056B2Diagnostic method and system for measuring potential and electric field of plasma0 cites · 20240% earned
- 238US12345240B1Nuclear reactor and associated components, systems, and methods0 cites · 20250% earned
- 244US12434408B2Nuclear structure dry cutting apparatus0 cites · 20240% earned
- 251US12525370B2Device for controlling a plurality of nuclear reactors0 cites · 20240% earned
Active· last 5 yrs
The top-scoring G21D patents of the last 5 years
- 199US12009111B2✦ AIPlanar coil stellarator8 cites · 202373% earned
- 296US11545274B2✦ AICoolant cleanup and heat-sinking systems and methods of operating the same9 cites · 202181% earned
- 392US11875906B2✦ AIMethod of operating a nuclear power plant4 cites · 202382% earned
- 488US11929182B2Systems and methods for improved sustainment of a high performance FRC and high harmonic f3 cites · 202272% earned
- 583US12249435B2Carbide-based fuel assembly for thermal propulsion applications2 cites · 202367% earned
- 679US11043949B2Programmable logic circuit for controlling an electrical facility, in particular a nuclear5 cites · 202184% earned
- 775US11990815B2Canned rotodynamic flow machine for a molten salt nuclear reactor and an active magnetic b3 cites · 202372% earned
- 871US12028960B2System and method for alfvenic reconnecting plasmoid plasma acceleration3 cites · 202272% earned
- 967US11996208B2Controlling a power output of a nuclear reactor without using control rods2 cites · 202251% earned
- 1063US11842820B2Structured plasma cell energy converter for a nuclear reactor2 cites · 202361% earned
- 1158US12013155B2Self-contained in-ground geothermal generator and heat exchanger with in-line pump used in2 cites · 202376% earned
- 1254US11901088B2Method of heating primary coolant outside of primary coolant loop during a reactor startup3 cites · 202180% earned
- 1350US11990248B2Robust nuclear propulsion fission reactor with tri-pitch patterned core and drum absorbers3 cites · 202180% earned
- 1446US12176117B2Thermal energy storage system connected to both a nuclear reactor and a power generator3 cites · 202180% earned
- 1542US11749415B2Thermophotovoltaic electrical power generator network2 cites · 202261% earned
- 1638US11961625B2Nuclear reactor protection systems and methods2 cites · 202161% earned
- 1733US11817228B2Wind-solar reactor system and working method thereof2 cites · 202176% earned
- 1829US12012827B1Nuclear reactor integrated oil and gas production systems and methods of operation1 cites · 202446% earned
- 1925US11276504B2Digital systems and methods for high precision control in nuclear reactors2 cites · 202161% earned
- 2021US11728051B2Nuclear reactor protection systems and methods2 cites · 202161% earned
- 2117US11975275B2Method and apparatus for filtering fluid in nuclear power generation1 cites · 202356% earned
- 2213US11830635B1Method and system for determining background water temperature of thermal discharge from o1 cites · 202367% earned
- 238US11948700B2In-situ method of drilling to collect dry samples from a nuclear reactor core interior for2 cites · 202276% earned
- 244US11837373B2Hazardous material repository systems and methods1 cites · 202250% earned
- 251US11975870B2Nuclear thermal propulsion system with reactor direct drive of cryocooler turbine1 cites · 202350% earned
All-time canon
The defining G21D patents of the whole record
- 199US4060716A✦ AIMethod and apparatus for automatic abnormal events monitor in operating plants319 cites · 197794% earned
- 296US5291190A✦ AIOperator interface for plant component control system192 cites · 199494% earned
- 392US4851183A✦ AIUnderground nuclear power station using self-regulating heat-pipe controlled reactors171 cites · 198994% earned
- 488US6859757B2Complex article tagging with maintenance related information146 cites · 200494% earned
- 583US6611106B2Controlled fusion in a field reversed configuration and direct energy conversion144 cites · 200380% earned
- 679US5023045APlant malfunction diagnostic method141 cites · 199193% earned
- 775US5859885AInformation display system135 cites · 199993% earned
- 871US4753771APassive safety system for a pressurized water nuclear reactor134 cites · 198893% earned
- 967US4675147AGenerating an integrated graphic display of the safety status of a complex process plant130 cites · 198793% earned
- 1063US4227593AKinetic energy absorbing pad127 cites · 198093% earned
- 1158US5987399AUltrasensitive surveillance of sensors and processes124 cites · 199990% earned
- 1254US5361198ACompact work station control room120 cites · 199493% earned
- 1350US5715178AMethod of validating measurement data of a process parameter from a plurality of individua119 cites · 199881% earned
- 1446US5167010AExpert advice display processing system119 cites · 199293% earned
- 1542US5745382ANeural network based system for equipment surveillance113 cites · 199893% earned
- 1638US7028481B1High efficiency Brayton cycles using LNG113 cites · 200693% earned
- 1733US8074439B2System, method and apparatus for lean combustion with plasma from an electrical arc111 cites · 200985% earned
- 1829US5817958APlant monitoring and diagnosing method and system, as well as plant equipped with the syst110 cites · 199893% earned
- 1925US5629872ASystem for monitoring an industrial process and determining sensor status109 cites · 199793% earned
- 2021US5892440AAlarm significance mapping108 cites · 199993% earned
- 2117US6891911B2Formation of a field reversed configuration for magnetic and electrostatic confinement of 105 cites · 200375% earned
- 2213US4302291AUnderwater nuclear power plant structure100 cites · 198193% earned
- 238US4815014AMachine assisted execution of process operating procedures100 cites · 198993% earned
- 244US6664740B2Formation of a field reversed configuration for magnetic and electrostatic confinement of 95 cites · 200374% earned
- 251US4632802ANuclear plant safety evaluation system92 cites · 198693% earned
Rising· last 2 yrs
Assignees whose newest G21D patents became public in the last 2 years — the current frontier
- 199WESTINGHOUSE ELECTRIC CO LLC42 patents · 109 citations
- 296NUSCALE POWER LLC34 patents · 95 citations
- 392NUGEN LLC8 patents · 14 citations
- 488BWXT ADVANCED TECH LLC15 patents · 25 citations
- 583LIQID INC7 patents · 27 citations
- 679SMR INVENTEC LLC20 patents · 28 citations
- 775UNIV PRINCETON4 patents · 16 citations
- 871ELECTRICITE DE FRANCE6 patents · 30 citations
- 967HOLTEC INTERNATIONAL6 patents · 7 citations
- 1063KOREA HYDRO & NUCLEAR POWER CO30 patents · 9 citations
- 1158LO AUSTIN5 patents · 4 citations
- 1254BATTELLE ENERGY ALLIANCE LLC6 patents · 5 citations
- 1350Natura Resources LLC3 patents · 2 citations
- 1446HOWE IND LLC4 patents · 0 citations
- 1542BLUE ORIGIN LLC2 patents · 1 citations
- 1638OKLO INC3 patents · 0 citations
- 1733DARK FISSION SPACE SYSTEMS INC2 patents · 0 citations
- 1829STRONG FORCE IOT PORTFOLIO 2016 LLC2 patents · 0 citations
- 1925LAST ENERGY INC2 patents · 0 citations
- 2021BLUE ORIGIN MFG LLC1 patents · 0 citations
- 2117SHANGHAI NUCLEAR ENG RES & DESIGN INST CO LTD2 patents · 0 citations
- 2213DEEP FISSION INC1 patents · 0 citations
- 238LANG FRED DONALD1 patents · 0 citations
- 244ABILENE CHRISTIAN UNIV1 patents · 0 citations
- 251EGUN CO LTD1 patents · 0 citations
Active· last 5 yrs
Sustained G21D output across the last 5 years
- 199GEN ELECTRIC66 patents · 1,601 citations
- 296HITACHI LTD42 patents · 681 citations
- 392FRAMATOME SA40 patents · 359 citations
- 488COMMISSARIAT ENERGIE ATOMIQUE12 patents · 116 citations
- 583WESTINGHOUSE ELECTRIC CO LLC42 patents · 109 citations
- 679TERRAPOWER LLC21 patents · 71 citations
- 775NUSCALE POWER LLC34 patents · 95 citations
- 871GANESAN PALVANNANATHAN14 patents · 51 citations
- 967MITSUBISHI HEAVY IND LTD32 patents · 55 citations
- 1063KOREA ATOMIC ENERGY RES30 patents · 57 citations
- 1158NASA5 patents · 75 citations
- 1254HITACHI GE NUCLEAR ENERGY LTD16 patents · 35 citations
- 1350NUGEN LLC8 patents · 14 citations
- 1446BWXT ADVANCED TECH LLC15 patents · 25 citations
- 1542LIQID INC7 patents · 27 citations
- 1638SMR INVENTEC LLC20 patents · 28 citations
- 1733MITSUBISHI ELECTRIC CORP11 patents · 39 citations
- 1829GE HITACHI NUCLEAR ENERGY AMERICAS LLC25 patents · 15 citations
- 1925UNIV PRINCETON4 patents · 16 citations
- 2021ELECTRICITE DE FRANCE6 patents · 30 citations
- 2117TRIAD NAT SECURITY LLC4 patents · 16 citations
- 2213BWXT MPOWER INC12 patents · 7 citations
- 238TERRESTRIAL ENERGY INC3 patents · 25 citations
- 244HOLTEC INTERNATIONAL6 patents · 7 citations
- 251KOREA HYDRO & NUCLEAR POWER CO30 patents · 9 citations
All-time canon
All-time PatentIndex Score in G21D
- 199UNIV CALIFORNIA25 patents · 1,379 citations
- 296COMBUSTION ENG44 patents · 1,647 citations
- 392WESTINGHOUSE ELECTRIC CORP116 patents · 2,841 citations
- 488ARCH DEV CORP5 patents · 506 citations
- 583GEN ELECTRIC66 patents · 1,601 citations
- 679US ENERGY24 patents · 630 citations
- 775IOSTAR CORP5 patents · 252 citations
- 871TOSHIBA KK27 patents · 351 citations
- 967HITACHI LTD42 patents · 681 citations
- 1063BABCOCK & WILCOX CO20 patents · 418 citations
- 1158GLOBAL NUCLEAR FUEL AMERICAS27 patents · 320 citations
- 1254SULZER AG5 patents · 177 citations
- 1350FRAMATOME SA40 patents · 359 citations
- 1446SIEMENS AG13 patents · 204 citations
- 1542DORYOKURO KAKUNENRYO5 patents · 202 citations
- 1638KRAFTWERK UNION AG23 patents · 247 citations
- 1733COMMISSARIAT ENERGIE ATOMIQUE12 patents · 116 citations
- 1829UNIV FLORIDA3 patents · 165 citations
- 1925WESTINGHOUSE ELECTRIC CO LLC42 patents · 109 citations
- 2021ROSTOKER NORMAN3 patents · 89 citations
- 2117TOKYO SHIBAURA ELECTRIC CO7 patents · 77 citations
- 2213HOCHTEMPERATUR REAKTORBAU GMBH14 patents · 117 citations
- 238TERRAPOWER LLC21 patents · 71 citations
- 244NUSCALE POWER LLC34 patents · 95 citations
- 251UNIV CHICAGO4 patents · 94 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth