Topic leaderboard
Lubricating of machines or engines
Ranked by the PatentIndex Score — a 1–99 percentile within F01M · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest F01M patents became public in the last 2 years — the current frontier
- 199Christopher E. Holm43 patents · 847 citations
- 296Peter K. Herman54 patents · 1,093 citations
- 392Joseph Foster6 patents · 354 citations
- 488Nicholas Tew6 patents · 354 citations
- 583Ricardo Rodriguez-Ramon6 patents · 354 citations
- 679Tony Yeung6 patents · 354 citations
- 775Chunqiang Lan13 patents · 318 citations
- 871Liang Lv14 patents · 318 citations
- 967Chirag D. Parikh38 patents · 275 citations
- 1063Daniel E. Adamek13 patents · 157 citations
- 1158John K. Apostolides28 patents · 285 citations
- 1254Peng Zhang11 patents · 269 citations
- 1350Rikui Zhang11 patents · 269 citations
- 1446Xiaolei Ji11 patents · 269 citations
- 1542Xincheng Li11 patents · 269 citations
- 1638Yipeng Wu10 patents · 269 citations
- 1733Yuxuan Sun10 patents · 269 citations
- 1829Markus Hochmayr9 patents · 107 citations
- 1925Benjamin L. Scheckel25 patents · 123 citations
- 2021Bradley A. Smith16 patents · 129 citations
- 2117Arun P. Janakiraman24 patents · 137 citations
- 2213Hisashi Ozeki12 patents · 132 citations
- 238Gerard Malgorn12 patents · 156 citations
- 244Daniel Alecu13 patents · 58 citations
- 251Christopher K. Palazzolo18 patents · 55 citations
Active· last 5 yrs
Sustained F01M output across the last 5 years
- 199Christopher E. Holm43 patents · 847 citations
- 296Peter K. Herman54 patents · 1,093 citations
- 392Joseph Foster6 patents · 354 citations
- 488Nicholas Tew6 patents · 354 citations
- 583Ricardo Rodriguez-Ramon6 patents · 354 citations
- 679Tony Yeung6 patents · 354 citations
- 775Mark V. Holzmann15 patents · 488 citations
- 871Barry M. Verdegan28 patents · 521 citations
- 967Brian W. Schwandt39 patents · 486 citations
- 1063Chunqiang Lan13 patents · 318 citations
- 1158Liang Lv14 patents · 318 citations
- 1254Herbert Jainek23 patents · 441 citations
- 1350William G. Sheridan16 patents · 281 citations
- 1446Pius Trautmann8 patents · 224 citations
- 1542Chirag D. Parikh38 patents · 275 citations
- 1638Martin Weindorf13 patents · 268 citations
- 1733Daniel E. Adamek13 patents · 157 citations
- 1829John K. Apostolides28 patents · 285 citations
- 1925Peng Zhang11 patents · 269 citations
- 2021Rikui Zhang11 patents · 269 citations
- 2117Xiaolei Ji11 patents · 269 citations
- 2213Xincheng Li11 patents · 269 citations
- 238Yipeng Wu10 patents · 269 citations
- 244Yuxuan Sun10 patents · 269 citations
- 251Markus Hochmayr9 patents · 107 citations
All-time canon
Career PatentIndex Score in F01M
- 199Steven Scott Gieseke21 patents · 1,568 citations
- 296Carolyn J. Finnerty13 patents · 772 citations
- 392Robert Allen Dushek15 patents · 1,162 citations
- 488Douglas Iddings9 patents · 460 citations
- 583Gregory Lavallee9 patents · 460 citations
- 679James R. Scott9 patents · 460 citations
- 775William Juliar9 patents · 460 citations
- 871Christopher E. Holm43 patents · 847 citations
- 967Peter K. Herman54 patents · 1,093 citations
- 1063Gene W. Brown9 patents · 579 citations
- 1158Gregory W. Hoverson10 patents · 491 citations
- 1254Martin C. Maxwell7 patents · 368 citations
- 1350Michael D. Clausen7 patents · 368 citations
- 1446Steven R. Knight7 patents · 368 citations
- 1542Dieter Baumann18 patents · 663 citations
- 1638Alois Wolfsgruber8 patents · 229 citations
- 1733Rudolf Tscherne7 patents · 203 citations
- 1829Gerard W. Bilski19 patents · 475 citations
- 1925Norbert Korenjak11 patents · 305 citations
- 2021Joseph Foster6 patents · 354 citations
- 2117Nicholas Tew6 patents · 354 citations
- 2213Ricardo Rodriguez-Ramon6 patents · 354 citations
- 238Tony Yeung6 patents · 354 citations
- 244Steven J. Merritt8 patents · 447 citations
- 251Robert G. Everts6 patents · 221 citations
Rising· last 2 yrs
The top-scoring F01M patents made public in the last 2 years
- 199US11867357B1✦ AIDeaeration conduit7 cites · 202486% earned
- 296US12320279B1✦ AIStructure of oil channel of oil filter base assembly in vehicle3 cites · 202580% earned
- 392US12059642B1✦ AIAutomobile oil filter base assembly and automobile oil filter radiator assembly4 cites · 202482% earned
- 488US12454900B2Fluid evacuation collection vessel assemblies and fluid evacuation systems and methods1 cites · 202556% earned
- 583US12078090B1Oil filter housing and assembly2 cites · 202467% earned
- 679US11867099B1Crankcase ventilation system architecture3 cites · 202480% earned
- 775US12129919B2Systems for lubricant distribution3 cites · 202472% earned
- 871US12134054B2Filter system and replaceable filter cartridge2 cites · 202461% earned
- 967US12018722B1Methods and apparatus for thermal management of sumps using oleophilic and oleophobic coat2 cites · 202467% earned
- 1063US12091997B1Remote engine oil drain2 cites · 202476% earned
- 1158US11946397B1Pre-heated crankcase ventilation system architecture2 cites · 202476% earned
- 1254US12392268B1Oil drain plug system and method1 cites · 202556% earned
- 1350US12031672B1Fluid draining system2 cites · 202467% earned
- 1446US12366184B1Systems and methods for distributing fluid in a rotating chamber1 cites · 202567% earned
- 1542US12379024B1Vent device1 cites · 202567% earned
- 1638US12366187B2Method for diagnosing a crankcase system of an internal combustion engine, and internal co1 cites · 202467% earned
- 1733US12201930B2Filter elements, air cleaner assemblies, and methods of use and assembly1 cites · 202444% earned
- 1829US12031463B1Separator for liquid and gas1 cites · 202456% earned
- 1925US12366185B2Power transmission device1 cites · 202467% earned
- 2021US12228202B1Hydraulic fluid pick-up tube1 cites · 202567% earned
- 2117US12297621B2Automatic work machine condition monitoring and control module1 cites · 202467% earned
- 2213US12180868B1Adjustable valve assembly and strategy for controlling a fluid system1 cites · 202467% earned
- 238US12331667B2Flow draining enhancement system for engine sump cavities1 cites · 202467% earned
- 244US12196113B2Method and system for reducing friction in radial drilling and jet drilling operations1 cites · 202450% earned
- 251US12084997B1Oil evacuation system and method of use1 cites · 202467% earned
Active· last 5 yrs
The top-scoring F01M patents of the last 5 years
- 199US11143006B1✦ AIFracturing device140 cites · 202190% earned
- 296US11236739B2✦ AIPower sources and transmission networks for auxiliary equipment onboard hydraulic fracturi134 cites · 202185% earned
- 392US11506039B2✦ AIFracturing device, firefighting method thereof and computer readable storage medium82 cites · 202289% earned
- 488US10989180B2Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturi95 cites · 202193% earned
- 583US11668289B2Fracturing apparatus46 cites · 202285% earned
- 679US10927745B1Cooling apparatus configurations for marine engines having a supercharger17 cites · 202189% earned
- 775US10981636B1Marine engines having a supercharger16 cites · 202189% earned
- 871US11867357B1Deaeration conduit7 cites · 202486% earned
- 967US11828210B2Diagnostic systems and methods of vehicles using olfaction8 cites · 202286% earned
- 1063US10934928B1Lubrication apapratus configurations for marine engines having a supercharger11 cites · 202188% earned
- 1158US11261766B1Oil dilution diagnostic test9 cites · 202287% earned
- 1254US12320279B1Structure of oil channel of oil filter base assembly in vehicle3 cites · 202580% earned
- 1350US11235848B1Oil sump housing for outboard motor8 cites · 202280% earned
- 1446US11371436B2Method and system for regulating oil flow to an engine8 cites · 202186% earned
- 1542US12059642B1Automobile oil filter base assembly and automobile oil filter radiator assembly4 cites · 202482% earned
- 1638US11794139B2Filter elements, air cleaner assemblies, and methods of use and assembly5 cites · 202267% earned
- 1733US11655938B1Fluid catchment assembly5 cites · 202384% earned
- 1829US11306672B2Use of different pneumatic cylinder spring types in a variable displacement engine for eng6 cites · 202178% earned
- 1925US11649906B2Solenoid valve6 cites · 202285% earned
- 2021US11725589B2Geared gas turbine engine with oil deaerator6 cites · 202171% earned
- 2117US11951431B2Axial flow centrifugal separator4 cites · 202270% earned
- 2213US11486280B2Oil draining system5 cites · 202272% earned
- 238US12454900B2Fluid evacuation collection vessel assemblies and fluid evacuation systems and methods1 cites · 202556% earned
- 244US11920670B2Vented transmission cover4 cites · 202375% earned
- 251US12078090B1Oil filter housing and assembly2 cites · 202467% earned
All-time canon
The defining F01M patents of the whole record
- 199US7581434B1✦ AIIntelligent fluid sensor for machinery diagnostics, prognostics, and control426 cites · 200995% earned
- 296US6048288A✦ AIPower train system for a vehicle and method for operating same285 cites · 200094% earned
- 392US5604441A✦ AIIn-situ oil analyzer and methods of using same, particularly for continuous on-board analy251 cites · 199794% earned
- 488US4993386AOperation control system for internal combustion engine236 cites · 199194% earned
- 583US6253837B1By-pass values for heat exchanger214 cites · 200194% earned
- 679US4075098AMasking elements for dissolving oil improving body in an oil filter206 cites · 197891% earned
- 775US4075097AOil filter with oil improving dissolving body201 cites · 197891% earned
- 871US4627406AOil separator for recycled blow-by gas200 cites · 198694% earned
- 967US6554139B1Extension and locking assembly for dripless element, and container therefore193 cites · 200384% earned
- 1063US7070642B2Air cleaner; replaceable filter cartridges; and, methods189 cites · 200482% earned
- 1158US6048454AOil filter pack and assembly182 cites · 200090% earned
- 1254US5070832AEngine protection system181 cites · 199194% earned
- 1350US6290738B1Inertial gas-liquid separator having an inertial collector spaced from a nozzle structure179 cites · 200194% earned
- 1446US5336396AWaste oil management system174 cites · 199494% earned
- 1542US5069799AMethod for rejuvenating lubricating oils173 cites · 199194% earned
- 1638US5564401ACrankcase emission control system171 cites · 199694% earned
- 1733US5217085ALubrication and cooling system for a powertrain including an electric motor163 cites · 199394% earned
- 1829US5750887AMethod for determining a remaining life of engine oil162 cites · 199894% earned
- 1925US4151823AQuick-change oil filter/reservoir system for internal combustion engine160 cites · 197994% earned
- 2021US6033450ADeoiler shaft vortex separator159 cites · 200094% earned
- 2117US5853439AAerosol separator and method157 cites · 199884% earned
- 2213US4066559AContainer for oil-additive release150 cites · 197894% earned
- 238US6187073B1Air cleaner; aerosol separator; and method150 cites · 200194% earned
- 244US4646070AOil deterioration detector method and apparatus146 cites · 198794% earned
- 251US4878929ALiquid-gas separator145 cites · 198993% earned
Rising· last 2 yrs
Assignees whose newest F01M patents became public in the last 2 years — the current frontier
- 199DONALDSON CO INC38 patents · 1,768 citations
- 296CATERPILLAR INC125 patents · 2,293 citations
- 392NISSAN MOTOR101 patents · 2,121 citations
- 488TOYOTA MOTOR CO LTD194 patents · 1,765 citations
- 583HONDA MOTOR CO LTD459 patents · 6,006 citations
- 679BJ ENERGY SOLUTIONS LLC6 patents · 354 citations
- 775HONEYWELL INT INC22 patents · 493 citations
- 871YAMAHA MOTOR CO LTD161 patents · 3,046 citations
- 967GEN ELECTRIC51 patents · 571 citations
- 1063CUMMINS FILTRATION IP INC111 patents · 728 citations
- 1158YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD15 patents · 318 citations
- 1254BRP ROTAX GMBH & CO KG20 patents · 275 citations
- 1350BAYERISCHE MOTOREN WERKE AG36 patents · 388 citations
- 1446FORD GLOBAL TECH LLC265 patents · 1,140 citations
- 1542MANN & HUMMEL GMBH99 patents · 474 citations
- 1638PORSCHE AG67 patents · 832 citations
- 1733DEERE & CO40 patents · 374 citations
- 1829ISUZU MOTORS LTD24 patents · 204 citations
- 1925PRATT & WHITNEY CANADA74 patents · 326 citations
- 2021HYUNDAI MOTOR CO LTD196 patents · 570 citations
- 2117BORGWARNER INC16 patents · 165 citations
- 2213VOLKSWAGEN AG18 patents · 159 citations
- 238S & S CYCLE INC13 patents · 110 citations
- 244RPM IND LLC15 patents · 56 citations
- 251CUMMINS INC49 patents · 84 citations
Active· last 5 yrs
Sustained F01M output across the last 5 years
- 199DONALDSON CO INC38 patents · 1,768 citations
- 296CATERPILLAR INC125 patents · 2,293 citations
- 392UNITED TECHNOLOGIES CORP87 patents · 1,054 citations
- 488NISSAN MOTOR101 patents · 2,121 citations
- 583TOYOTA MOTOR CO LTD194 patents · 1,765 citations
- 679HONDA MOTOR CO LTD459 patents · 6,006 citations
- 775BJ ENERGY SOLUTIONS LLC6 patents · 354 citations
- 871HONEYWELL INT INC22 patents · 493 citations
- 967YAMAHA MOTOR CO LTD161 patents · 3,046 citations
- 1063GEN ELECTRIC51 patents · 571 citations
- 1158CUMMINS FILTRATION IP INC111 patents · 728 citations
- 1254BRUNSWICK CORP75 patents · 1,070 citations
- 1350DENSO CORP25 patents · 380 citations
- 1446YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD15 patents · 318 citations
- 1542MAZDA MOTOR70 patents · 717 citations
- 1638BRP ROTAX GMBH & CO KG20 patents · 275 citations
- 1733BAYERISCHE MOTOREN WERKE AG36 patents · 388 citations
- 1829MODINE MFG CO14 patents · 326 citations
- 1925FORD GLOBAL TECH LLC265 patents · 1,140 citations
- 2021MANN & HUMMEL GMBH99 patents · 474 citations
- 2117KAWASAKI HEAVY IND LTD77 patents · 762 citations
- 2213PORSCHE AG67 patents · 832 citations
- 238BOSCH GMBH ROBERT20 patents · 358 citations
- 244DEERE & CO40 patents · 374 citations
- 251AUDI AG19 patents · 271 citations
All-time canon
All-time PatentIndex Score in F01M
- 199DONALDSON CO INC38 patents · 1,768 citations
- 296CUMMINS ENGINE CO INC44 patents · 1,970 citations
- 392NELSON IND INC8 patents · 884 citations
- 488FORD MOTOR CO39 patents · 1,846 citations
- 583CATERPILLAR INC125 patents · 2,293 citations
- 679FLEETGUARD INC20 patents · 1,029 citations
- 775MANN & HUMMEL FILTER51 patents · 2,186 citations
- 871BOMBARDIER ROTAX GMBH9 patents · 296 citations
- 967GEN MOTORS CORP80 patents · 2,566 citations
- 1063UNITED TECHNOLOGIES CORP87 patents · 1,054 citations
- 1158HENGST WALTER GMBH & CO KG11 patents · 683 citations
- 1254LUBRIZOL CORP15 patents · 652 citations
- 1350NISSAN MOTOR101 patents · 2,121 citations
- 1446TOYOTA MOTOR CO LTD194 patents · 1,765 citations
- 1542PARKER HANNIFIN CORP11 patents · 516 citations
- 1638HONDA MOTOR CO LTD459 patents · 6,006 citations
- 1733BJ ENERGY SOLUTIONS LLC6 patents · 354 citations
- 1829BALDWIN FILTERS INC9 patents · 471 citations
- 1925HONEYWELL INT INC22 patents · 493 citations
- 2021RYOBI OUTDOOR PRODUCTS INC5 patents · 206 citations
- 2117TECUMSEH PRODUCTS CO29 patents · 900 citations
- 2213YAMAHA MOTOR CO LTD161 patents · 3,046 citations
- 238DELPHI TECH INC23 patents · 611 citations
- 244ALFA LAVAL CORP AB27 patents · 716 citations
- 251TSUCHIYA SEISAKUSHO6 patents · 470 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth