Topic leaderboard
Brakes for rail vehicles
Ranked by the PatentIndex Score — a 1–99 percentile within B61H · public-visibility date · generated 2026-07-19
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest B61H patents became public in the last 2 years — the current frontier
- 199Andrew H. Martin7 patents · 129 citations
- 296Sean Horihan6 patents · 41 citations
- 392Claudino Goncalves13 patents · 45 citations
- 488Johnny Then-Gautier4 patents · 11 citations
- 583Larry C. Valentine3 patents · 7 citations
- 679Mike E. Teaford3 patents · 7 citations
- 775Ryan L. Kimberlin3 patents · 7 citations
- 871Angelo Grasso5 patents · 7 citations
- 967Roberto Tione11 patents · 7 citations
- 1063Denis Gerber-Papin4 patents · 8 citations
- 1158Michael Thomason2 patents · 1 citations
- 1254Pete Claussen2 patents · 1 citations
- 1350Scott Gatewood2 patents · 1 citations
- 1446Todd Burchette2 patents · 1 citations
- 1542Hong An3 patents · 1 citations
- 1638Alexander P. Stroshane1 patents · 1 citations
- 1733Changyuan Wang1 patents · 1 citations
- 1829Junfeng Cui1 patents · 1 citations
- 1925Yanli Zhou1 patents · 1 citations
- 2021Matteo Frea3 patents · 0 citations
- 2117Gongbo Zhou2 patents · 0 citations
- 2213Mengmeng Gao2 patents · 0 citations
- 238Paolo Pietro Piccione2 patents · 0 citations
- 244Qingguo Wang2 patents · 0 citations
- 251Yanfei Shen2 patents · 0 citations
Active· last 5 yrs
Sustained B61H output across the last 5 years
- 199Scott Natschke32 patents · 387 citations
- 296Andrew H. Martin7 patents · 129 citations
- 392Sean Horihan6 patents · 41 citations
- 488Claudino Goncalves13 patents · 45 citations
- 583Anton Pietsch4 patents · 129 citations
- 679George W. Lynch4 patents · 129 citations
- 775Stephen Sutherland4 patents · 129 citations
- 871Peter Paul Gregar16 patents · 38 citations
- 967Atsushi Sakaguchi13 patents · 32 citations
- 1063Eric C. Wright13 patents · 31 citations
- 1158John Roberts5 patents · 16 citations
- 1254Peter M. Bartek5 patents · 16 citations
- 1350Timothy J. Benjamin5 patents · 16 citations
- 1446Derick Call9 patents · 19 citations
- 1542Marc-Gregory Elstorpff13 patents · 22 citations
- 1638Damien Beauvois6 patents · 27 citations
- 1733Lawrence E. Vaughn4 patents · 13 citations
- 1829Igor Berliant5 patents · 27 citations
- 1925Michael Koziol10 patents · 11 citations
- 2021Shaun T. Whalen6 patents · 11 citations
- 2117Charles L. Wolf4 patents · 10 citations
- 2213Edward W. Gaughan9 patents · 9 citations
- 238Curren Emmett Krasnoff5 patents · 5 citations
- 244Johnny Then-Gautier4 patents · 11 citations
- 251Robert G. Lofley, Jr.2 patents · 28 citations
All-time canon
Career PatentIndex Score in B61H
- 199Jack Washbourn8 patents · 472 citations
- 296Howard F. Cogan6 patents · 466 citations
- 392Wajih Kanjo23 patents · 513 citations
- 488Scott Natschke32 patents · 387 citations
- 583Eric G. Smith9 patents · 207 citations
- 679Charles B. Fessler8 patents · 185 citations
- 775Michael Girotti8 patents · 185 citations
- 871Thomas J. Demoise8 patents · 185 citations
- 967Thomas Mccabe8 patents · 185 citations
- 1063Thomas H. Engle17 patents · 473 citations
- 1158David J. Wickham9 patents · 287 citations
- 1254James E. Hart5 patents · 187 citations
- 1350Josef Staltmeir10 patents · 212 citations
- 1446Andrew H. Martin7 patents · 129 citations
- 1542Michael J. Moriarity7 patents · 186 citations
- 1638Zdzislaw Samulak6 patents · 144 citations
- 1733Jeffrey F. Sauter16 patents · 167 citations
- 1829Elmer T. Skantar4 patents · 118 citations
- 1925Allen W. Kyllonen4 patents · 171 citations
- 2021Erich Fuderer12 patents · 158 citations
- 2117Howard E. Huber, Jr.12 patents · 102 citations
- 2213Uwe Kroger4 patents · 134 citations
- 238Keith L. Jackson4 patents · 166 citations
- 244Roland S. Moore6 patents · 100 citations
- 251Shawn Geoffrey Lerner4 patents · 117 citations
Rising· last 2 yrs
The top-scoring B61H patents made public in the last 2 years
- 199US12365367B1✦ AIBattery powered locomotive1 cites · 202556% earned
- 295US12128258B1✦ AIDescent control device1 cites · 202467% earned
- 390US12076657B2✦ AIZip line rail system1 cites · 202444% earned
- 486US12285796B2Wedge driver and method therefor1 cites · 202446% earned
- 581US11981212B1Cooperative control method for electro-hydraulic hybrid braking of middle-low speed maglev1 cites · 202467% earned
- 676US12370995B2Brake monitoring systems for railcars0 cites · 20240% earned
- 771US12358376B2Module active response system0 cites · 20240% earned
- 867US12522267B2Train forewarning braking system0 cites · 20240% earned
- 962US12172683B2System for controlling multi-point synchronous braking of monorail hoist and utilization m0 cites · 20240% earned
- 1057US12195307B1Device for detecting idling time of brake shoe of monorail hoist and detection method ther0 cites · 20250% earned
- 1152US12345639B2System for determining a wheel-rail adhesion value for a railway vehicle0 cites · 20240% earned
- 1248US12503090B2Anti-skid system for an electromechanical braking system0 cites · 20240% earned
- 1343US12325394B2Parking brake control method for electromechanical brake system of urban rail vehicle0 cites · 20240% earned
- 1438US12534115B1Battery powered locomotive0 cites · 20260% earned
- 1533US12172613B2System and method for improving release performance of heavy-haul train0 cites · 20240% earned
- 1629US12479408B2Control mechanism for a rail system, rail system provided with such a mechanism and rail v0 cites · 20250% earned
- 1724US12594923B2Vehicle having a sensor arrangement for measuring an actuating angle of the actuating elem0 cites · 20240% earned
- 1819US12594976B2Shuttle car braking system0 cites · 20240% earned
- 1914US12589781B2Tread brake assembly0 cites · 20240% earned
- 2010US12304535B2Unlocking system, bogie comprising such a system and associated manufacturing method0 cites · 20240% earned
- 215US12570504B2Trolley mid-brake0 cites · 20240% earned
- 221US12337248B1Gravity-powered zip line trolley return system0 cites · 20250% earned
Active· last 5 yrs
The top-scoring B61H patents of the last 5 years
- 199US11786830B2✦ AIZip line rail system4 cites · 202264% earned
- 296US11628869B1✦ AIAutomated tie marking4 cites · 202367% earned
- 392US12365367B1✦ AIBattery powered locomotive1 cites · 202556% earned
- 488US11607720B2Wedge driver and method therefor4 cites · 202267% earned
- 583US11311998B1Extension tool5 cites · 202284% earned
- 679US11406851B2Fall protection locking system4 cites · 202175% earned
- 775US11371571B2Friction set for railway braking system5 cites · 202184% earned
- 871US12005872B2Combined dirt collector and cutout cock having controlled venting2 cites · 202367% earned
- 967US12128258B1Descent control device1 cites · 202467% earned
- 1063US12246762B2System and method for rail scanning using electromagnetic engines2 cites · 202261% earned
- 1158US11814020B2Brake control system2 cites · 202276% earned
- 1254US11597416B2Railroad brake stick2 cites · 202176% earned
- 1350US12240507B2Mid of train unit2 cites · 202276% earned
- 1446US11767895B2Brake disc assembly with segments2 cites · 202276% earned
- 1542US11981212B1Cooperative control method for electro-hydraulic hybrid braking of middle-low speed maglev1 cites · 202467% earned
- 1638US11208124B2Follow-up mechanism and brake caliper unit for gauge-changeable bogie2 cites · 202176% earned
- 1733US11738725B2Electronic parachute deployment system2 cites · 202167% earned
- 1829US11480223B2Aerodynamic noise reduction member, railroad vehicle brake disk unit, railroad vehicle dis2 cites · 202176% earned
- 1925US11485392B2Eddy-current rail brake device2 cites · 202176% earned
- 2021US11338212B2Park ride with weight proportional water braking2 cites · 202176% earned
- 2117US11260886B2Railway brake system for a railway vehicle2 cites · 202176% earned
- 2213US11598383B2Braking system1 cites · 202146% earned
- 238US11125292B1Rigid friction brake tether1 cites · 202156% earned
- 244US12091069B2System and method for hyperloop pod protection using braking systems1 cites · 202367% earned
- 251US11852199B2System for capturing railway disc brake particles with sealing bushing and return mechanis1 cites · 202267% earned
All-time canon
The defining B61H patents of the whole record
- 199US9550501B2✦ AIVehicle system and method162 cites · 201594% earned
- 296US4546298A✦ AIElectric actuators131 cites · 198593% earned
- 392US6062350A✦ AIBraking system for an amusement device117 cites · 200093% earned
- 488US5813731AHydraulic parking brake system for railway vehicles115 cites · 199893% earned
- 583US4334711ASystem for automatically delaying application of a snow brake for a railway vehicle94 cites · 198293% earned
- 679US4538228AHydraulic pressure actuated brake system for rail vehicles86 cites · 198593% earned
- 775US4134343ARadial axle railway truck85 cites · 197993% earned
- 871US4532462AElectric actuators84 cites · 198593% earned
- 967US6722477B1Brake actuator80 cites · 200493% earned
- 1063US5109343AMethod and apparatus for verification of rail braking distances77 cites · 199293% earned
- 1158US5069312AHandbrake for single-cylinder truck-mounted railway car brake74 cites · 199193% earned
- 1254US4546296AElectric actuators73 cites · 198589% earned
- 1350US4546297AElectric actuators73 cites · 198593% earned
- 1446US4766980ARail car brake apparatus69 cites · 198892% earned
- 1542US10345050B2High density thermal storage arrangement67 cites · 201586% earned
- 1638US6186287B1Caliper disk brake for steel mill cranes66 cites · 200188% earned
- 1733US7381137B2Zipline braking and motion-arrest system65 cites · 200692% earned
- 1829US4368648AHand brake for railroad car64 cites · 198392% earned
- 1925US4546295AElectric actuators63 cites · 198592% earned
- 2021US6163089ARailway locomotive ECP train line control63 cites · 200092% earned
- 2117US4953471AFriction shoe assembly for repair of worn railway truck62 cites · 199092% earned
- 2213US9948140B2High efficiency control system for the conversion of electrical energy to thermal energy60 cites · 201592% earned
- 238US5701974ARailway hand brake apparatus with visual condition indicator59 cites · 199779% earned
- 244US4482034ASwitchable permanent magnet brake58 cites · 198492% earned
- 251US5020445ATruck-train system for transporting truck trailers along rails using railway dollies58 cites · 199192% earned
Rising· last 2 yrs
Assignees whose newest B61H patents became public in the last 2 years — the current frontier
- 199KNORR BREMSE SYSTEME34 patents · 245 citations
- 294AMSTED RAIL CO INC10 patents · 137 citations
- 389JIMI IP LLC4 patents · 17 citations
- 483BNSF RAILWAY CO6 patents · 11 citations
- 578FAIVELEY TRANSPORT ITALIA SPA14 patents · 11 citations
- 672Siemens Mobility GmbH5 patents · 6 citations
- 767ECOLUTION KWH LLC3 patents · 7 citations
- 861SHERRILL INC2 patents · 2 citations
- 956KNOXVILLE LOCOMOTIVE WORKS INC3 patents · 1 citations
- 1050CRRC NANJING PUZHEN CO LTD3 patents · 1 citations
- 1144MEISHAN CRRC BRAKE SCIENCE & TECH CO LTD3 patents · 1 citations
- 1239CRSC RESEARCH & DESIGN INSTITUTE GROUP CO LTD1 patents · 1 citations
- 1333WABTEC HAUTS DE FRANCE3 patents · 0 citations
- 1428UNIV CHINA MINING2 patents · 0 citations
- 1522ALSTOM HOLDINGS1 patents · 0 citations
- 1617INTELLIGRATED HEADQUARTERS LLC1 patents · 0 citations
- 1711SHIH JUI YUAN1 patents · 0 citations
- 186SLEADDVENTURES LLC1 patents · 0 citations
- 191UNISTRUT INT CORPORATION1 patents · 0 citations
Active· last 5 yrs
Sustained B61H output across the last 5 years
- 199WESTINGHOUSE AIR BRAKE TECH CORP62 patents · 525 citations
- 296KNORR BREMSE SYSTEME34 patents · 245 citations
- 392AMSTED RAIL CO INC10 patents · 137 citations
- 488NEW YORK AIR BRAKE LLC32 patents · 53 citations
- 583FAIVELEY TRANSP AMIENS12 patents · 29 citations
- 679RAILSERVE INC5 patents · 16 citations
- 775JIMI IP LLC4 patents · 17 citations
- 871BNSF RAILWAY CO6 patents · 11 citations
- 967HYPERLOOP TECH INC5 patents · 8 citations
- 1063TRANSP IP HOLDINGS LLC9 patents · 9 citations
- 1158FAIVELEY TRANSPORT ITALIA SPA14 patents · 11 citations
- 1254Siemens Mobility GmbH5 patents · 6 citations
- 1350HONEYWELL INT INC4 patents · 5 citations
- 1446NIPPON STEEL CORP7 patents · 4 citations
- 1542OTIS ELEVATOR CO2 patents · 23 citations
- 1638DUPLICENT LLC4 patents · 1 citations
- 1733ECOLUTION KWH LLC3 patents · 7 citations
- 1829MITSUBISHI ELECTRIC CORP6 patents · 5 citations
- 1925TALLANO TECH3 patents · 6 citations
- 2021ALSTOM TRANSP TECH4 patents · 3 citations
- 2117MITSUBISHI ELECTRIC RES LABORATORIES INC2 patents · 4 citations
- 2213CRRC QINGDAO SIFANG CO LTD4 patents · 2 citations
- 238CRRC QINGDAO SIFANG ROLLING STOCK RES INST CO LTD4 patents · 2 citations
- 244KELVIN THERMAL ENERGY INC2 patents · 2 citations
- 251SHERRILL INC2 patents · 2 citations
All-time canon
All-time PatentIndex Score in B61H
- 199WESTINGHOUSE BRAKE & SIGNAL17 patents · 552 citations
- 296WESTINGHOUSE AIR BRAKE CO46 patents · 1,005 citations
- 392AMERICAN STANDARD INC16 patents · 486 citations
- 488GEN SIGNAL CORP15 patents · 356 citations
- 583KNORR BREMSE GMBH25 patents · 388 citations
- 679WESTINGHOUSE AIR BRAKE TECH CORP62 patents · 525 citations
- 775NEW YORK AIR BRAKE CORP14 patents · 243 citations
- 871KNORR BREMSE SYSTEME34 patents · 245 citations
- 967AMSTED RAIL CO INC10 patents · 137 citations
- 1063WABTEC HOLDING CORP26 patents · 202 citations
- 1158ELLCON NAT9 patents · 151 citations
- 1254NIPPON AIR BRAKE CO7 patents · 131 citations
- 1350AMSTED IND INC5 patents · 132 citations
- 1446SAB NIFE AB7 patents · 106 citations
- 1542KNORR BREMSE AG7 patents · 90 citations
- 1638GEN STEEL IND INC4 patents · 166 citations
- 1733HOLLAND CO5 patents · 77 citations
- 1829GIRLING LTD11 patents · 88 citations
- 1925SAB WABCO AB8 patents · 85 citations
- 2021ACF IND INC9 patents · 95 citations
- 2117GEN ELECTRIC8 patents · 194 citations
- 2213SAB IND AB11 patents · 89 citations
- 238ACERTEK S A DE C V5 patents · 68 citations
- 244SLOAN VALVE CO6 patents · 55 citations
- 251KAWASAKI HEAVY IND LTD8 patents · 65 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth