Topic leaderboard
Spring, weight or inertia motors
Ranked by the PatentIndex Score — a 1–99 percentile within F03G · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest F03G patents became public in the last 2 years — the current frontier
- 199Anthony Macaluso36 patents · 827 citations
- 296Adrian Benjamin Bodishbaugh43 patents · 856 citations
- 392Carrie Jeanne Murtland43 patents · 856 citations
- 488Zackary Martin Anderson20 patents · 331 citations
- 583Clive Tucker14 patents · 237 citations
- 679Ross J. Wendell13 patents · 234 citations
- 775Jiyoung Oh9 patents · 109 citations
- 871Mikhail Kozlov9 patents · 109 citations
- 967Marcio D. Lima24 patents · 103 citations
- 1063Carter S. Haines13 patents · 102 citations
- 1158Shaoli Fang13 patents · 102 citations
- 1254Dongseok Suh8 patents · 95 citations
- 1350Sin-Jhong Song23 patents · 84 citations
- 1446Jonathan R. Leehey7 patents · 158 citations
- 1542Vladimir Gorelik7 patents · 158 citations
- 1638I-Mei Huang9 patents · 39 citations
- 1733Meng-Ting Lin9 patents · 39 citations
- 1829Kuo-Chun Kao8 patents · 35 citations
- 1925Colin Patrick O'Shea6 patents · 152 citations
- 2021Robert Driscoll6 patents · 152 citations
- 2117Tyson David Sawyer6 patents · 152 citations
- 2213Stefano Alacqua16 patents · 233 citations
- 238Matthew D. Cole6 patents · 151 citations
- 244William G. Near6 patents · 151 citations
- 251John Setel O'Donnell46 patents · 67 citations
Active· last 5 yrs
Sustained F03G output across the last 5 years
- 199David A. Boger8 patents · 1,212 citations
- 296Gregory P. Dillon8 patents · 1,212 citations
- 392James P. Runt8 patents · 1,212 citations
- 488Justin M. Walsh8 patents · 1,212 citations
- 583Mark W. Mcbride8 patents · 1,212 citations
- 679Robert L. Campbell8 patents · 1,212 citations
- 775Robert F. Kunz8 patents · 1,212 citations
- 871Stephen A. Hambric8 patents · 1,212 citations
- 967Thomas M. Mallison8 patents · 1,212 citations
- 1063Anthony Macaluso36 patents · 827 citations
- 1158Adrian Benjamin Bodishbaugh43 patents · 856 citations
- 1254Carrie Jeanne Murtland43 patents · 856 citations
- 1350Zackary Martin Anderson20 patents · 331 citations
- 1446Mark A. Gummin10 patents · 343 citations
- 1542Clive Tucker14 patents · 237 citations
- 1638Ross J. Wendell13 patents · 234 citations
- 1733Peter Sturt Lynn8 patents · 159 citations
- 1829Whitaker Ben Irvin, Sr.11 patents · 127 citations
- 1925Chao-Chang Hu21 patents · 82 citations
- 2021Jiyoung Oh9 patents · 109 citations
- 2117Mikhail Kozlov9 patents · 109 citations
- 2213Marcio D. Lima24 patents · 103 citations
- 238Carter S. Haines13 patents · 102 citations
- 244Shaoli Fang13 patents · 102 citations
- 251Dongseok Suh8 patents · 95 citations
All-time canon
Career PatentIndex Score in F03G
- 199David A. Boger8 patents · 1,212 citations
- 296Gregory P. Dillon8 patents · 1,212 citations
- 392James P. Runt8 patents · 1,212 citations
- 488Justin M. Walsh8 patents · 1,212 citations
- 583Mark W. Mcbride8 patents · 1,212 citations
- 679Robert L. Campbell8 patents · 1,212 citations
- 775Robert F. Kunz8 patents · 1,212 citations
- 871Stephen A. Hambric8 patents · 1,212 citations
- 967Thomas M. Mallison8 patents · 1,212 citations
- 1063Danielle A. Fong20 patents · 723 citations
- 1158Stephen E. Crane20 patents · 723 citations
- 1254Kartikeya Mahalatkar19 patents · 722 citations
- 1350Todd Bowers19 patents · 722 citations
- 1446Yongxi Hou19 patents · 722 citations
- 1542Amirhossein Pourmousa Abkenar12 patents · 660 citations
- 1638Karl E. Stahlkopf16 patents · 603 citations
- 1733Vijayakumar R. Dhuler10 patents · 1,340 citations
- 1829Ronald S. Maynard11 patents · 1,217 citations
- 1925Ronald A. Schachar6 patents · 517 citations
- 2021Otto Kuhar8 patents · 779 citations
- 2117Anthony Macaluso36 patents · 827 citations
- 2213Nadav Amir11 patents · 867 citations
- 238Adrian Benjamin Bodishbaugh43 patents · 856 citations
- 244Carrie Jeanne Murtland43 patents · 856 citations
- 251Alexander I. Kalina11 patents · 648 citations
Rising· last 2 yrs
The top-scoring F03G patents made public in the last 2 years
- 199US11919387B1✦ AIFlexible arm generator22 cites · 202475% earned
- 296US11970073B2✦ AIVehicle energy generation with flywheel18 cites · 202468% earned
- 392US11913679B1✦ AIGeothermal systems and methods with an underground magma chamber16 cites · 202484% earned
- 488US12110878B2Systems and methods for generation of electrical power at a drilling rig7 cites · 202475% earned
- 583US11982263B1Shape metal alloy (SMA) bimorph actuators with reduced wire exit angle8 cites · 202480% earned
- 679US12135016B2Systems for generating geothermal power in an organic Rankine cycle operation during hydro5 cites · 202459% earned
- 775US12096324B2Systems and methods for managing a vehicle's energy via a wireless network5 cites · 202465% earned
- 871US12140124B2Systems and methods for generation of electrical power at a drilling rig5 cites · 202469% earned
- 967US12146475B2Systems and methods for generation of electrical power in an organic rankine cycle operati5 cites · 202472% earned
- 1063US12104553B2Systems and methods utilizing gas temperature as a power source7 cites · 202463% earned
- 1158US12179539B2Active vehicle suspension system7 cites · 202467% earned
- 1254US12305624B2Modular mobile heat generation unit for generation of geothermal power in organic rankine 3 cites · 202463% earned
- 1350US12044218B2Energy storage and delivery system and method4 cites · 202470% earned
- 1446US12292212B2Optimizing well placement to maximize exposed hydraulic fracture area in geothermal wells4 cites · 202482% earned
- 1542US12158088B2Thermal energy storage system with radiation cavities2 cites · 202438% earned
- 1638US12037989B2Energy storage and delivery system and method3 cites · 202459% earned
- 1733US12110880B1Photovoltaic installation including triangular tube heat collector and piston2 cites · 202455% earned
- 1829US12237675B2Energy storage and recovery system2 cites · 202561% earned
- 1925US12228111B2Methods of constructing a geothermal heat exchanger in a geothermal reservoir, and geother4 cites · 202475% earned
- 2021US12435705B2Intervention combinations to boost well performance in geothermal systems2 cites · 202467% earned
- 2117US12098710B1Geothermal power systems and methods for subsea systems3 cites · 202480% earned
- 2213US12258945B2Balanced geothermal energy transfer loop3 cites · 202480% earned
- 238US11965491B2Soft actuators with twisted coiled polymer actuators3 cites · 202480% earned
- 244US12066012B2Heat harvesting of end-of-life wells2 cites · 202467% earned
- 251US12025103B2Wind turbine rotor blade and wind turbine2 cites · 202476% earned
Active· last 5 yrs
The top-scoring F03G patents of the last 5 years
- 199US11187212B1✦ AIMethods for generating geothermal power in an organic Rankine cycle operation during hydro68 cites · 202177% earned
- 296US11326550B1✦ AISystems and methods utilizing gas temperature as a power source45 cites · 202275% earned
- 392US11577606B1✦ AIFlexible arm generator43 cites · 202378% earned
- 488US11072254B1Methods and apparatus for powering a vehicle53 cites · 202174% earned
- 583US11322311B2Methods, systems and apparatus for powering a vehicle50 cites · 202278% earned
- 679US11133729B2Methods and apparatus for providing electricity to a vehicle49 cites · 202192% earned
- 775US11480160B1Hybrid solar-geothermal power generation system48 cites · 202292% earned
- 871US11486370B2Modular mobile heat generation unit for generation of geothermal power in organic Rankine 37 cites · 202282% earned
- 967US11293414B1Systems and methods for generation of electrical power in an organic rankine cycle operati46 cites · 202281% earned
- 1063US11274660B2Systems and methods for the capture of heat energy, long-distance conveyance, storage, and40 cites · 202191% earned
- 1158US11421663B1Systems and methods for generation of electrical power in an organic Rankine cycle operati27 cites · 202283% earned
- 1254US11255576B2Closed loop energy production from producing geothermal wells45 cites · 202192% earned
- 1350US11603776B2Energy storage system and applications31 cites · 202266% earned
- 1446US11722869B2Systems and methods for managing a vehicle's energy via a wireless network24 cites · 202377% earned
- 1542US11168673B2Geothermal energy recovery process with selective recirculation40 cites · 202191% earned
- 1638US11905934B2Systems and methods for generation of electrical power at a drilling rig16 cites · 202380% earned
- 1733US11913679B1Geothermal systems and methods with an underground magma chamber16 cites · 202484% earned
- 1829US11905797B2Wellbore for extracting heat from magma bodies15 cites · 202383% earned
- 1925US11326479B2Systems and methods for the capture of heat energy, long-distance conveyance, storage, and40 cites · 202291% earned
- 2021US11700905B2Pressure sensor to quantify work24 cites · 202182% earned
- 2117US11365652B2High efficiency binary geothermal system40 cites · 202191% earned
- 2213US11493029B2Systems and methods for generation of electrical power at a drilling rig17 cites · 202278% earned
- 238US11644015B2Systems and methods for generation of electrical power at a drilling rig16 cites · 202284% earned
- 244US11454168B2Pump control of closed cycle power generation system19 cites · 202177% earned
- 251US11434921B2Expandable impeller pump21 cites · 202173% earned
All-time canon
The defining F03G patents of the whole record
- 199US6249076B1✦ AIConducting polymer actuator1,877 cites · 200196% earned
- 296US7063671B2✦ AIElectronically activated capture device1,405 cites · 200391% earned
- 392US4864824A✦ AIThin film shape memory alloy and method for producing757 cites · 198995% earned
- 488US4930494AApparatus for bending an insertion section of an endoscope using a shape memory alloy634 cites · 199095% earned
- 583US4553393AMemory metal actuator603 cites · 198595% earned
- 679US6916159B2Device and method employing shape memory alloy601 cites · 200492% earned
- 775US5061914AShape-memory alloy micro-actuator572 cites · 199195% earned
- 871US7393181B2Expandable impeller pump481 cites · 200684% earned
- 967US6318070B1Variable area nozzle for gas turbine engines driven by shape memory alloy actuators447 cites · 200190% earned
- 1063US4206608ANatural energy conversion, storage and electricity generation system339 cites · 198094% earned
- 1158US9651032B2Submersible power generators and method of operating thereof328 cites · 201694% earned
- 1254US6100600AMaritime power plant system with processes for producing, storing and consuming regenerati328 cites · 200094% earned
- 1350US5482100ACordless, balanced venetian blind or shade with consistent variable force spring motor309 cites · 199694% earned
- 1446US7927068B2Expandable impeller pump293 cites · 200983% earned
- 1542US6109852ASoft actuators and artificial muscles288 cites · 200094% earned
- 1638US6404098B1Drive unit using shape memory alloy288 cites · 200294% earned
- 1733US6555945B1Actuators using double-layer charging of high surface area materials280 cites · 200394% earned
- 1829US6574958B1Shape memory alloy actuators and control methods269 cites · 200391% earned
- 1925US4790624AMethod and apparatus for spatially orienting movable members using shape memory effect all262 cites · 198894% earned
- 2021US6416495B1Implantable fluid delivery device for basal and bolus delivery of medicinal fluids258 cites · 200294% earned
- 2117US8376707B2Expandable impeller pump235 cites · 201183% earned
- 2213US5495682ADynamoelectric shoes216 cites · 199694% earned
- 238US6447478B1Thin-film shape memory alloy actuators and processing methods216 cites · 200294% earned
- 244US5941249ADistributed activator for a two-dimensional shape memory alloy207 cites · 199991% earned
- 251US5389222ASpring-loaded polymeric gel actuators204 cites · 199594% earned
Rising· last 2 yrs
Assignees whose newest F03G patents became public in the last 2 years — the current frontier
- 199MACALUSO ANTHONY36 patents · 827 citations
- 296BOEING CO66 patents · 1,335 citations
- 392ICE THERMAL HARVESTING LLC43 patents · 856 citations
- 488GEN ELECTRIC31 patents · 678 citations
- 583TDK TAIWAN CORP45 patents · 142 citations
- 679ENERGY VAULT INC25 patents · 191 citations
- 775UNIV TEXAS15 patents · 104 citations
- 871HUTCHINSON TECHNOLOGY33 patents · 238 citations
- 967RONDO ENERGY INC53 patents · 64 citations
- 1063SAUDI ARABIAN OIL CO13 patents · 122 citations
- 1158UNIV WASHINGTON5 patents · 254 citations
- 1254SCHLUMBERGER TECHNOLOGY CORP9 patents · 180 citations
- 1350CLEARMOTION INC14 patents · 60 citations
- 1446TOYOTA ENG & MFG NORTH AMERICA55 patents · 245 citations
- 1542UNIV KING FAHD PET & MINERALS15 patents · 102 citations
- 1638CAMBRIDGE MECHATRONICS LTD66 patents · 132 citations
- 1733EAVOR TECH INC8 patents · 45 citations
- 1829KASKOWICZ MATTHEW ALAN5 patents · 25 citations
- 1925KREUGER STEN6 patents · 89 citations
- 2021GETTERS SPA11 patents · 40 citations
- 2117UNIV MARYLAND7 patents · 56 citations
- 2213ENHANCEDGEO HOLDINGS LLC10 patents · 35 citations
- 238RAYTHEON CO17 patents · 33 citations
- 244GM GLOBAL TECH OPERATIONS LLC14 patents · 29 citations
- 251LAKIC NIKOLA6 patents · 53 citations
Active· last 5 yrs
Sustained F03G output across the last 5 years
- 199MACALUSO ANTHONY36 patents · 827 citations
- 296BOEING CO66 patents · 1,335 citations
- 392ICE THERMAL HARVESTING LLC43 patents · 856 citations
- 488NASA25 patents · 1,153 citations
- 583US NAVY20 patents · 551 citations
- 679GEN ELECTRIC31 patents · 678 citations
- 775UNIV CALIFORNIA10 patents · 421 citations
- 871BIONIC POWER INC8 patents · 210 citations
- 967HARVARD COLLEGE11 patents · 202 citations
- 1063TDK TAIWAN CORP45 patents · 142 citations
- 1158ENERGY VAULT INC25 patents · 191 citations
- 1254UNIV TEXAS15 patents · 104 citations
- 1350MICRON TECHNOLOGY INC7 patents · 216 citations
- 1446TC1 LLC4 patents · 137 citations
- 1542QWTIP LLC10 patents · 95 citations
- 1638HUTCHINSON TECHNOLOGY33 patents · 238 citations
- 1733RONDO ENERGY INC53 patents · 64 citations
- 1829CONLON WILLIAM M5 patents · 192 citations
- 1925SAUDI ARABIAN OIL CO13 patents · 122 citations
- 2021UNIV WASHINGTON5 patents · 254 citations
- 2117SCHLUMBERGER TECHNOLOGY CORP9 patents · 180 citations
- 2213MCBAY DAVID ALAN8 patents · 63 citations
- 238INTEL CORP10 patents · 108 citations
- 244CLEARMOTION INC14 patents · 60 citations
- 251TOYOTA ENG & MFG NORTH AMERICA55 patents · 245 citations
All-time canon
All-time PatentIndex Score in F03G
- 199FONG DANIELLE A12 patents · 660 citations
- 296MCNC5 patents · 751 citations
- 392MASSACHUSETTS INST TECHNOLOGY32 patents · 2,466 citations
- 488MACALUSO ANTHONY36 patents · 827 citations
- 583US ARMY8 patents · 733 citations
- 679UNITED TECHNOLOGIES CORP18 patents · 994 citations
- 775BOEING CO66 patents · 1,335 citations
- 871PENN STATE RES FOUND9 patents · 737 citations
- 967ICE THERMAL HARVESTING LLC43 patents · 856 citations
- 1063ORMAT IND LTD26 patents · 1,281 citations
- 1158MEDTRONIC INC7 patents · 446 citations
- 1254NASA25 patents · 1,153 citations
- 1350BATCHKO ROBERT G6 patents · 385 citations
- 1446US NAVY20 patents · 551 citations
- 1542GEN ELECTRIC31 patents · 678 citations
- 1638UNIV CALIFORNIA10 patents · 421 citations
- 1733APERIA TECHNOLOGIES8 patents · 198 citations
- 1829ORMAT TURBINES7 patents · 412 citations
- 1925US ENERGY15 patents · 595 citations
- 2021UNION OIL CO30 patents · 755 citations
- 2117BIPHASE ENERGY COMPANY6 patents · 245 citations
- 2213NEWELL OPERATING CO4 patents · 595 citations
- 238SONY CORP12 patents · 470 citations
- 244ORMAT INC4 patents · 549 citations
- 251BIONIC POWER INC8 patents · 210 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth