Topic leaderboard
Making gears or toothed racks
Ranked by the PatentIndex Score — a 1–99 percentile within B23F · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest B23F patents became public in the last 2 years — the current frontier
- 199Sergiy Grinko6 patents · 5 citations
- 294Jörg Schieke11 patents · 3 citations
- 388Jörg Reinhardt4 patents · 3 citations
- 481Walter Holderbein7 patents · 2 citations
- 575Drake Joseph Viscome1 patents · 0 citations
- 669Julia D. Batts1 patents · 0 citations
- 763Martin E. Lohan1 patents · 0 citations
- 856Andreas Kaiser1 patents · 0 citations
- 950Byung Soo Park1 patents · 0 citations
- 1044Daniel Koenig1 patents · 0 citations
- 1138Frank Eichelmann1 patents · 0 citations
- 1231Heon Chang Kim1 patents · 0 citations
- 1325Ji Un Hong1 patents · 0 citations
- 1419Johan Folkesson1 patents · 0 citations
- 1513Jun Feng Li1 patents · 0 citations
- 166Omar Dawood Mohammed Sily1 patents · 0 citations
- 171Sung Shin Baik1 patents · 0 citations
Active· last 5 yrs
Sustained B23F output across the last 5 years
- 199Hermann J. Stadtfeld50 patents · 839 citations
- 296William D. Mcglasson12 patents · 124 citations
- 392Uwe Gaiser7 patents · 74 citations
- 488Craig R. Ronald5 patents · 122 citations
- 583Eric G. Mundt5 patents · 100 citations
- 679Eiri Nagata7 patents · 23 citations
- 775Matthias Philippin9 patents · 21 citations
- 871Paul John Bojanowski5 patents · 12 citations
- 967Anongsack Paseuth15 patents · 10 citations
- 1063Shinya Imamura15 patents · 10 citations
- 1158Hisashi Otani12 patents · 9 citations
- 1254George F. Wagman, Iii3 patents · 12 citations
- 1350Jeffrey Snyder3 patents · 12 citations
- 1446Hiroyuki Nakano11 patents · 8 citations
- 1542Michael J. Wern5 patents · 5 citations
- 1638Curt Eliason3 patents · 7 citations
- 1733Michael Sebert3 patents · 7 citations
- 1829Ileana Dacia Napau2 patents · 15 citations
- 1925Ioan Napau2 patents · 15 citations
- 2021Mircea Napau2 patents · 15 citations
- 2117Daniel R. Bankovic3 patents · 7 citations
- 2213Sergiy Grinko6 patents · 5 citations
- 238Jörg Schieke11 patents · 3 citations
- 244Jörg Reinhardt4 patents · 3 citations
- 251Andre M. Pate2 patents · 8 citations
All-time canon
Career PatentIndex Score in B23F
- 199Hermann J. Stadtfeld50 patents · 839 citations
- 296Richard C. Blakesley5 patents · 207 citations
- 392Theodore J. Krenzer7 patents · 271 citations
- 488Dieter Wiener13 patents · 270 citations
- 583Walter Wirz15 patents · 205 citations
- 679Ingo Faulstich12 patents · 209 citations
- 775Ernst J. Hunkeler7 patents · 217 citations
- 871Erich Kotthaus14 patents · 184 citations
- 967Robert J. Ball6 patents · 158 citations
- 1063Jie Tan6 patents · 135 citations
- 1158Harry Pedersen5 patents · 134 citations
- 1254Peter Bloch8 patents · 122 citations
- 1350William D. Mcglasson12 patents · 124 citations
- 1446Masao Kume7 patents · 103 citations
- 1542Mitsuo Abe5 patents · 91 citations
- 1638Satoshi Miyatake5 patents · 91 citations
- 1733Wolfgang Thyssen6 patents · 112 citations
- 1829Erich Tlaker5 patents · 90 citations
- 1925Edward W. Haug9 patents · 105 citations
- 2021Chien-Min Sung5 patents · 108 citations
- 2117Herbert Loos22 patents · 165 citations
- 2213Manfred Erhardt20 patents · 138 citations
- 238Gerhard Reichert12 patents · 84 citations
- 244Yoshikoto Yanase23 patents · 111 citations
- 251Erich Ronneberger5 patents · 96 citations
Rising· last 2 yrs
The top-scoring B23F patents made public in the last 2 years
- 199US12269103B2✦ AIMethod for producing back-tapers on teeth of a gearing of a workpiece in the form of a gea0 cites · 20240% earned
- 286US12365057B2✦ AIMethod for replacing at least one tooth of a gear0 cites · 20240% earned
- 371US12427565B2✦ AIDevice and method for producing a spur toothing0 cites · 20250% earned
- 457US12305735B2Transmission, gearbox and vehicle0 cites · 20240% earned
- 543US12420347B1Method of forming spline gears and assembling a dual spline gear0 cites · 20250% earned
- 629US12358063B2Peeling wheel and method for manufacturing a toothing on a gear wheel by skiving0 cites · 20240% earned
- 714US12023749B2Method for grinding the toothing of a gear0 cites · 20240% earned
- 81US12409486B2Heat sink manufacturing method0 cites · 20250% earned
Active· last 5 yrs
The top-scoring B23F patents of the last 5 years
- 199US11273506B2✦ AIOpen architecture power length adjuster assembly for a vehicle seat and method of manufact12 cites · 202188% earned
- 296US11261848B2✦ AIField machining of wind turbine gearboxes5 cites · 202172% earned
- 392US11286677B2✦ AIOffset mounting adapter for concrete surface processing tool6 cites · 202174% earned
- 488US11819935B2Method for precision machining a workpiece provided with gearing2 cites · 202176% earned
- 583US12017292B2Method for manufacturing hypoid gear2 cites · 202276% earned
- 679US11370085B2Shot treatment apparatus and shot treatment method2 cites · 202176% earned
- 775US12030130B2Method for machining the tip circle diameter and a tool for producing a gearwheel1 cites · 202167% earned
- 871US12135208B2Large gear involute artifact assembled with mandrel1 cites · 202367% earned
- 967US11280272B1Aero gas turbine engine with speed reduction gearbox1 cites · 202267% earned
- 1063US12358064B2Method for manufacturing of a rotor0 cites · 20210% earned
- 1158US11458580B2Oversized part hold down apparatus0 cites · 20210% earned
- 1254US11839927B2Methods for fabricating strain wave gear flexsplines using metal additive manufacturing0 cites · 20220% earned
- 1350US12134160B2Part processing apparatus with detachable parts holder0 cites · 20230% earned
- 1446US11826841B2Tool for producing back-tapers on teeth of a gearing of a workpiece in the form of a gearw0 cites · 20210% earned
- 1542US11867273B2Tooling and method for fabricating helical sector gear and related helical sector gear0 cites · 20220% earned
- 1638US12365057B2Method for replacing at least one tooth of a gear0 cites · 20240% earned
- 1733US11938551B23D printed gear cutting tools with capillaries for minimum quantity lubrication, gas or li0 cites · 20210% earned
- 1829US11318569B2Net forged spiral bevel gear0 cites · 20210% earned
- 1925US12134146B2Bonding member, method for producing bonding member and method for producing bonding struc0 cites · 20220% earned
- 2021US11826842B2Independent pressure angle corrections for power skiving0 cites · 20220% earned
- 2117US12097566B2Method of manufacturing a toothed bevel honing tool for honing a toothed bevel workpiece, 0 cites · 20220% earned
- 2213US12091256B2Material buildup resistant sprocket0 cites · 20230% earned
- 238US12109638B2Cutting insert and gear cutter0 cites · 20220% earned
- 244US11986918B2Method of positioning a workpiece on a machine tool0 cites · 20210% earned
- 251US11203068B2Cutting tool0 cites · 20210% earned
All-time canon
The defining B23F patents of the whole record
- 199US6755729B2✦ AIPorous abrasive tool and method for making the same146 cites · 200390% earned
- 296US5885199A✦ AICompact machining center for multifunction140 cites · 199993% earned
- 392US6685755B2✦ AIPorous abrasive tool and method for making the same135 cites · 200390% earned
- 488US4981402AMulti-axis bevel and hypoid gear generating machine134 cites · 199193% earned
- 583US6217409B1Threaded grinding wheel and method of dressing91 cites · 200193% earned
- 679US5290135ARotary ring cutter having coolant distribution and discharge means90 cites · 199493% earned
- 775US4961289AMachine tool for fine machining the tooth flanks of pretoothed gearwheels88 cites · 199093% earned
- 871US4565474AMethod of generating involute tooth forms with a milling cutter85 cites · 198693% earned
- 967US6712566B2Machine and method for producing bevel gears83 cites · 200289% earned
- 1063US5116173AMethod of generating bevel and hypoid gears77 cites · 199293% earned
- 1158US6517772B1Apparatus and method for forming powder metal gears76 cites · 200393% earned
- 1254US7651386B2Methods of bonding superabrasive particles in an organic matrix64 cites · 200780% earned
- 1350US5297055AMulti-functional measurement system64 cites · 199492% earned
- 1446US4850155AMethod for machining gearwheels64 cites · 198992% earned
- 1542US5961260AMachine for producing spiral-toothed bevel gears64 cites · 199992% earned
- 1638US6390894B1Face gear manufacturing method and apparatus64 cites · 200292% earned
- 1733US6634835B1Cutter blade with integral coolant passages60 cites · 200392% earned
- 1829US5175962AMethod of and apparatus for machining spur and helical gears60 cites · 199392% earned
- 1925US6079090ANumeric-control machine tool for turning and hobbing mechanical parts58 cites · 200092% earned
- 2021US5904457ADetecting tool wear by thermal monitoring of workpiece57 cites · 199992% earned
- 2117US5586848AMachine tool chip removal system56 cites · 199692% earned
- 2213US6357994B1Multi-purpose end effector for a robotic arm52 cites · 200292% earned
- 238US4575285ACutting tool and method of manufacture52 cites · 198692% earned
- 244US5580298AMethod of producing tooth flank surface modifications52 cites · 199692% earned
- 251US4663721AGear cutter52 cites · 198792% earned
Rising· last 2 yrs
Assignees whose newest B23F patents became public in the last 2 years — the current frontier
- 199PRAEWEMA ANTRIEBSTECHNIK GMBH9 patents · 3 citations
- 283KAPP NILES GMBH & CO KG4 patents · 1 citations
- 367SCHAEFFLER TECHNOLOGIES AG2 patents · 0 citations
- 450INVENTUS HOLDINGS LLC1 patents · 0 citations
- 533HEAT SOL CORP1 patents · 0 citations
- 617UNIV PRINCE MOHAMMAD BIN FAHD1 patents · 0 citations
- 71VOLVO TRUCK CORP1 patents · 0 citations
Active· last 5 yrs
Sustained B23F output across the last 5 years
- 199REISHAUER AG40 patents · 558 citations
- 296KLINGELNBERG GMBH24 patents · 136 citations
- 392KENNAMETAL INC6 patents · 65 citations
- 488JTEKT CORP23 patents · 27 citations
- 583MAZDA MOTOR4 patents · 44 citations
- 679AMERICAN AXLE & MFG INC12 patents · 15 citations
- 775GLEASON PFAUTER MASCHF GMBH26 patents · 17 citations
- 871THE GLEASON WORKS31 patents · 18 citations
- 967SUMITOMO ELECTRIC HARDMETAL CORP19 patents · 11 citations
- 1063NORITAKE CO LTD3 patents · 29 citations
- 1158WAGMAN METAL PRODUCTS INC3 patents · 12 citations
- 1254ENG ABRASIVES INC5 patents · 5 citations
- 1350RENEW ENERGY MAINTENANCE LLC3 patents · 7 citations
- 1446TUNGALOY CORP4 patents · 7 citations
- 1542SUMITOMO ELECTRIC INDUSTRIES6 patents · 15 citations
- 1638PRAEWEMA ANTRIEBSTECHNIK GMBH9 patents · 3 citations
- 1733GM GLOBAL TECH OPERATIONS LLC3 patents · 7 citations
- 1829FORD GLOBAL TECH LLC3 patents · 4 citations
- 1925CALIFORNIA INST OF TECHN2 patents · 8 citations
- 2021FISHER & CO INC1 patents · 12 citations
- 2117ATLAS COPCO AIRPOWER NV3 patents · 0 citations
- 2213KAPP NILES GMBH & CO KG4 patents · 1 citations
- 238UNIV DALIAN TECH4 patents · 1 citations
- 244SINTOKOGIO LTD1 patents · 2 citations
- 251FLORIDA TURBINE TECH INC1 patents · 1 citations
All-time canon
All-time PatentIndex Score in B23F
- 199GLEASON WORKS99 patents · 2,298 citations
- 296REISHAUER AG40 patents · 558 citations
- 392MAAG ZAHNRAEDER & MASCHINEN AG30 patents · 361 citations
- 488OERLIKON BUEHRLE AG24 patents · 289 citations
- 583PFAUTER HERMANN GMBH CO9 patents · 166 citations
- 679MITSUBISHI HEAVY IND LTD15 patents · 196 citations
- 775WIENER DIETER6 patents · 115 citations
- 871HONDA MOTOR CO LTD13 patents · 172 citations
- 967FELLOWS CORP6 patents · 115 citations
- 1063ILLINOIS TOOL WORKS7 patents · 109 citations
- 1158DANA CORP6 patents · 113 citations
- 1254SUNG CHIEN-MIN5 patents · 108 citations
- 1350CATERPILLAR INC7 patents · 98 citations
- 1446HURTH MASCH ZAHNRAD CARL40 patents · 296 citations
- 1542CROWN GEAR BV8 patents · 102 citations
- 1638KLINGELNBERG GMBH24 patents · 136 citations
- 1733BARBER COLMAN CO11 patents · 96 citations
- 1829EATON CORP6 patents · 112 citations
- 1925SUMITOMO HEAVY INDUSTRIES6 patents · 77 citations
- 2021LIEBHERR VERZAHNTECH GMBH42 patents · 142 citations
- 2117TOYOTA MOTOR CO LTD10 patents · 88 citations
- 2213AINOURA MASATO9 patents · 71 citations
- 238CIMA5 patents · 64 citations
- 244LEAR SIEGLER INC14 patents · 85 citations
- 251AISIN SEIKI8 patents · 58 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth