Topic leaderboard
Lubricating compositions
Ranked by the PatentIndex Score — a 1–99 percentile within C10M · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest C10M patents became public in the last 2 years — the current frontier
- 199Cyril A. Migdal41 patents · 1,284 citations
- 296Barbara Haviland Minor41 patents · 376 citations
- 392Ian Bell16 patents · 488 citations
- 488William R. S. Barton52 patents · 344 citations
- 583Mark C. Davies28 patents · 304 citations
- 679Kenneth D. Nelson27 patents · 272 citations
- 775Helen T. Ryan15 patents · 211 citations
- 871Eric D. Morrison36 patents · 237 citations
- 967Peijun Jiang13 patents · 123 citations
- 1063Robert G. Rowland23 patents · 221 citations
- 1158Lloyd A. Nelson11 patents · 270 citations
- 1254Karl Fisher9 patents · 140 citations
- 1350Hye Kyung Cho Timken11 patents · 158 citations
- 1446Jo Ann M. Canich18 patents · 102 citations
- 1542Markus Scherer24 patents · 148 citations
- 1638Daniel J. Saccomando31 patents · 96 citations
- 1733Stefan Seemeyer31 patents · 79 citations
- 1829Victor Fuk-Pong Man7 patents · 56 citations
- 1925Chad Thompson11 patents · 51 citations
- 2021Kevin J. Kelly9 patents · 103 citations
- 2117Jason Drew Gillen10 patents · 62 citations
- 2213Ronald A. Raedeke10 patents · 62 citations
- 238Sheri H. Dahlke10 patents · 62 citations
- 244William T. Bigbee, Jr.10 patents · 62 citations
- 251Melvin Glenn Debord8 patents · 58 citations
Active· last 5 yrs
Sustained C10M output across the last 5 years
- 199Mark T. Devlin36 patents · 1,281 citations
- 296William R. Ruhe, Jr.42 patents · 1,677 citations
- 392William D. Abraham39 patents · 1,602 citations
- 488Vincent J. Gatto38 patents · 1,321 citations
- 583Paul E. Adams54 patents · 1,578 citations
- 679Donald A. Oldiges11 patents · 728 citations
- 775Cyril A. Migdal41 patents · 1,284 citations
- 871Raymond F. Watts49 patents · 1,645 citations
- 967Keith R. Gorda23 patents · 685 citations
- 1063Jeffry G. Dietz26 patents · 886 citations
- 1158Barbara Haviland Minor41 patents · 376 citations
- 1254Abdullah Al-Yami36 patents · 109 citations
- 1350Vikrant Wagle33 patents · 108 citations
- 1446Hussain Albahrani28 patents · 100 citations
- 1542David J. Moreton30 patents · 553 citations
- 1638Douglas E. Deckman31 patents · 455 citations
- 1733Velliyur Nott Mallikarjuna Rao18 patents · 166 citations
- 1829Paul R. Stevenson13 patents · 268 citations
- 1925Ian Bell16 patents · 488 citations
- 2021Kazuo Tagawa28 patents · 967 citations
- 2117William R. S. Barton52 patents · 344 citations
- 2213Mark C. Davies28 patents · 304 citations
- 238Thomas R. Forbus, Jr.16 patents · 568 citations
- 244Frances E. Lockwood19 patents · 349 citations
- 251Patrick E. Mosier52 patents · 326 citations
All-time canon
Career PatentIndex Score in C10M
- 199John M. King20 patents · 2,726 citations
- 296Louis Devries12 patents · 2,277 citations
- 392Kirk E. Davis28 patents · 3,541 citations
- 488Philip Skinner16 patents · 1,291 citations
- 583Mark T. Devlin36 patents · 1,281 citations
- 679James J. Harrison27 patents · 1,542 citations
- 775Rolfe J. Hartley33 patents · 1,977 citations
- 871Theodore E. Nalesnik47 patents · 1,913 citations
- 967Margaret M. Wu61 patents · 2,628 citations
- 1063Tony M. Pearce6 patents · 651 citations
- 1158William R. Ruhe, Jr.42 patents · 1,677 citations
- 1254Jacob Emert106 patents · 2,976 citations
- 1350William D. Abraham39 patents · 1,602 citations
- 1446Albert Rossi28 patents · 1,437 citations
- 1542Jerome M. Cohen10 patents · 1,086 citations
- 1638Alain Louis Pierre Lenack12 patents · 1,140 citations
- 1733Robert J. Wittenbrink6 patents · 942 citations
- 1829Katherine S. Clement7 patents · 910 citations
- 1925Antonio Gutierrez166 patents · 4,381 citations
- 2021Robert D. Lundberg124 patents · 3,126 citations
- 2117Vincent J. Gatto38 patents · 1,321 citations
- 2213Robert H. Wollenberg40 patents · 1,848 citations
- 238Thomas J. Karol40 patents · 1,504 citations
- 244James P. Roski20 patents · 719 citations
- 251John T. Loper50 patents · 899 citations
Rising· last 2 yrs
The top-scoring C10M patents made public in the last 2 years
- 199US11998854B1✦ AILow-friction recreational slide system8 cites · 202480% earned
- 296US12043817B1✦ AILow viscosity lubricating fluid for an electric motor system3 cites · 202472% earned
- 392US12264279B1✦ AIHigh-temperature and high-salt resistant hyperbranched lubricant for water-based drilling 2 cites · 202576% earned
- 488US11926804B1Dispersant and detergent systems for improved motor oil performance3 cites · 202480% earned
- 583US11946011B1Stabilized medium chain triglyceride-based household lubricant and protective coating3 cites · 202472% earned
- 679US11958875B1Thiophosphoric acid products for antiwear additives2 cites · 202476% earned
- 775US12054688B1Antiwear system for improved copper corrosion2 cites · 202476% earned
- 871US12270005B2Lubricant containing polyphosphate additives2 cites · 202476% earned
- 967US12421462B2Lube base oil manufacturing process utilizing refined oil fraction of waste lubricant, and1 cites · 202567% earned
- 1063US12404474B1Environmentally stable solid lubricant coating1 cites · 202567% earned
- 1158US12281280B2Lubrication of transfer plates using an oil or oil in water emulsions1 cites · 202440% earned
- 1254US12281276B2Structured assembly lubricant1 cites · 202456% earned
- 1350US11884893B1Antiwear system for improved copper corrosion1 cites · 202467% earned
- 1446US12195689B1Lubricating compositions1 cites · 202567% earned
- 1542US11866672B1Lubricating oil composition1 cites · 202456% earned
- 1638US12300404B1System, composition and method of application of same for reducing the coefficient of fric0 cites · 20250% earned
- 1733US12234426B2Cleaning compositions employing extended chain anionic surfactants0 cites · 20240% earned
- 1829US12187674B2Olefins and methods for making the same0 cites · 20240% earned
- 1925US12467010B2Dielectric fluids comprising natural bio-sourced oil with increased stability0 cites · 20240% earned
- 2021US12345509B2Non-lethal defensive fluid composition and pressurized delivery system0 cites · 20240% earned
- 2117US12340829B2Lubricants and methods to determine dewetting thickness thereof0 cites · 20240% earned
- 2213US12441950B2Lubricant compositions and methods for using the same0 cites · 20240% earned
- 238US12319877B2Circular economy for plastic waste to polypropylene and lubricating oil via refinery FCC a0 cites · 20240% earned
- 244US12252658B2Durable surface coatings0 cites · 20240% earned
- 251US12286580B2Compositions0 cites · 20250% earned
Active· last 5 yrs
The top-scoring C10M patents of the last 5 years
- 199US11359156B2✦ AIUV cure basecoatings for medical devices20 cites · 202185% earned
- 296US11473016B2✦ AICircular economy for plastic waste to polyethylene and lubricating oil via crude and isome16 cites · 202184% earned
- 392US11998854B1✦ AILow-friction recreational slide system8 cites · 202480% earned
- 488US11518945B2Circular economy for plastic waste to polypropylene and lubricating oil via refinery FCC a12 cites · 202179% earned
- 583US11326123B1Durable lubricating fluids for electric vehicles10 cites · 202287% earned
- 679US11739191B2Reactor for continuously treating polymeric material8 cites · 202171% earned
- 775US11261394B2Fluorine-containing ether compound, lubricant for magnetic recording media, and magnetic r12 cites · 202188% earned
- 871US11118134B2Triglyceride oil compositions8 cites · 202176% earned
- 967US11650030B2Non-lethal defensive fluid composition and pressurized delivery system5 cites · 202269% earned
- 1063US11732170B2Stabilized heat transfer compositions, methods and systems5 cites · 202277% earned
- 1158US11572523B1Sulfurized additives with low levels of alkyl phenols5 cites · 202377% earned
- 1254US11639330B2Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic 9 cites · 202187% earned
- 1350US11414617B2Lubricants and methods to determine dewetting thickness thereof5 cites · 202269% earned
- 1446US11499110B2Catalytic upcycling of polyolefins into lubricants6 cites · 202278% earned
- 1542US12043817B1Low viscosity lubricating fluid for an electric motor system3 cites · 202472% earned
- 1638US11370948B2Tetrafluoropropene-based composition8 cites · 202186% earned
- 1733US12264279B1High-temperature and high-salt resistant hyperbranched lubricant for water-based drilling 2 cites · 202576% earned
- 1829US11345872B2Sulfur-free, ashless, low phosphorus lubricant compositions with improved oxidation stabil5 cites · 202184% earned
- 1925US11926804B1Dispersant and detergent systems for improved motor oil performance3 cites · 202480% earned
- 2021US11655407B1Drop-in recycled refrigerant compositions having no net GWP replacing R-410A4 cites · 202382% earned
- 2117US11225624B2Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic 7 cites · 202186% earned
- 2213US11312919B2Lubrication of transfer plates using an oil or oil in water emulsions5 cites · 202163% earned
- 238US11827862B2Durable surface coatings4 cites · 202270% earned
- 244US11999920B2Cold flow additives for plastic-derived synthetic feedstock4 cites · 202275% earned
- 251US11639771B2Integrated system and method for automatic rejuvenation of turbine oil for improving equip4 cites · 202282% earned
All-time canon
The defining C10M patents of the whole record
- 199US4234435A✦ AINovel carboxylic acid acylating agents, derivatives thereof, concentrate and lubricant com1,870 cites · 198096% earned
- 296US8193129B2✦ AIRefrigerator oil, compressor oil composition, hydraulic fluid composition, metalworking fl779 cites · 201086% earned
- 392US4827064A✦ AIHigh viscosity index synthetic lubricant compositions559 cites · 198995% earned
- 488US4956122ALubricating composition550 cites · 199095% earned
- 583US4827073AProcess for manufacturing olefinic oligomers having lubricating properties480 cites · 198995% earned
- 679US6165949APremium wear resistant lubricant439 cites · 200092% earned
- 775US6090989AIsoparaffinic lube basestock compositions392 cites · 200095% earned
- 871US4540753ANarrow MWD alpha-olefin copolymers373 cites · 198592% earned
- 967US4285822AProcess for preparing a sulfurized molybdenum-containing composition and lubricating oil c365 cites · 198194% earned
- 1063US4889885AComposite material containing a layered silicate354 cites · 198994% earned
- 1158US4755316ARefrigeration lubricants339 cites · 198894% earned
- 1254US5498809APolymers derived from ethylene and 1-butene for use in the preparation of lubricant disper338 cites · 199689% earned
- 1350US6107257AHighly grafted, multi-functional olefin copolymer VI modifiers338 cites · 200094% earned
- 1446US4612132AModified succinimides332 cites · 198694% earned
- 1542US4863623ANovel VI improver, dispersant, and anti-oxidant additive and lubricating oil composition c325 cites · 198994% earned
- 1638US5068487AOlefin oligomerization with BF3 alcohol alkoxylate co-catalysts308 cites · 199194% earned
- 1733US3948800ADispersant compositions305 cites · 197694% earned
- 1829US4263152AProcess of preparing molybdenum complexes, the complexes so-produced and lubricants contai304 cites · 198194% earned
- 1925US4413156AManufacture of synthetic lubricant additives from low molecular weight olefins using boron303 cites · 198394% earned
- 2021US5185099AVisco-elastic, isotropic materials based on water, fluorinate sufactants and fluorinated o296 cites · 199394% earned
- 2117US4259195AReaction product of acidic molybdenum compound with basic nitrogen compound and lubricants293 cites · 198194% earned
- 2213US5965755AOil produced from the Brassica napus291 cites · 199991% earned
- 238US4047533AAbsorbable surgical sutures coated with polyoxyethylene-polyoxypropylene copolymer lubrica288 cites · 197794% earned
- 244US4265773AProcess of preparing molybdenum complexes, the complexes so-produced and lubricants contai284 cites · 198194% earned
- 251US4450553AMultilayer information disc283 cites · 198494% earned
Rising· last 2 yrs
Assignees whose newest C10M patents became public in the last 2 years — the current frontier
- 199LUBRIZOL CORP781 patents · 23,748 citations
- 296AFTON CHEMICAL CORP197 patents · 1,300 citations
- 392IDEMITSU KOSAN CO372 patents · 3,834 citations
- 488INFINEUM INT LTD147 patents · 1,757 citations
- 583CHEVRON USA INC113 patents · 1,679 citations
- 679SHELL OIL CO191 patents · 2,744 citations
- 775DAIKIN IND LTD59 patents · 640 citations
- 871CHEVRON ORONITE CO113 patents · 1,031 citations
- 967NTN TOYO BEARING CO LTD47 patents · 712 citations
- 1063CARGILL INC19 patents · 276 citations
- 1158NSK LTD41 patents · 681 citations
- 1254KYODO YUSHI55 patents · 501 citations
- 1350MITSUI CHEMICALS INC24 patents · 287 citations
- 1446SANYO CHEMICAL IND LTD25 patents · 310 citations
- 1542CHEMOURS CO FC LLC47 patents · 107 citations
- 1638BASF SE100 patents · 211 citations
- 1733ECOLAB USA INC44 patents · 128 citations
- 1829NOF CORP20 patents · 116 citations
- 1925NIPPON STEEL CORP13 patents · 90 citations
- 2021BOEING CO12 patents · 32 citations
- 2117MITSUBISHI HEAVY IND LTD8 patents · 29 citations
- 2213MORESCO CORP27 patents · 48 citations
- 238AGC INC13 patents · 31 citations
- 244DOW GLOBAL TECHNOLOGIES LLC52 patents · 48 citations
- 251ENCORE WIRE CORP9 patents · 12 citations
Active· last 5 yrs
Sustained C10M output across the last 5 years
- 199LUBRIZOL CORP781 patents · 23,748 citations
- 296AFTON CHEMICAL CORP197 patents · 1,300 citations
- 392EXXONMOBIL RES & ENG CO199 patents · 2,130 citations
- 488HONEYWELL INT INC55 patents · 1,064 citations
- 583BECTON DICKINSON CO14 patents · 789 citations
- 679IDEMITSU KOSAN CO372 patents · 3,834 citations
- 775INFINEUM INT LTD147 patents · 1,757 citations
- 871CHEVRON USA INC113 patents · 1,679 citations
- 967SHELL OIL CO191 patents · 2,744 citations
- 1063SAUDI ARABIAN OIL CO42 patents · 153 citations
- 1158CASTROL LTD43 patents · 659 citations
- 1254US AGRICULTURE16 patents · 476 citations
- 1350DAIKIN IND LTD59 patents · 640 citations
- 1446CHEVRON ORONITE CO113 patents · 1,031 citations
- 1542KAO CORP50 patents · 742 citations
- 1638NTN TOYO BEARING CO LTD47 patents · 712 citations
- 1733ETHICON INC11 patents · 492 citations
- 1829CARGILL INC19 patents · 276 citations
- 1925NSK LTD41 patents · 681 citations
- 2021KYODO YUSHI55 patents · 501 citations
- 2117MITSUI CHEMICALS INC24 patents · 287 citations
- 2213MITSUBISHI ELECTRIC CORP12 patents · 239 citations
- 238DAIDO METAL CO23 patents · 279 citations
- 244LORD CORP7 patents · 211 citations
- 251NISSAN MOTOR22 patents · 290 citations
All-time canon
All-time PatentIndex Score in C10M
- 199LUBRIZOL CORP781 patents · 23,748 citations
- 296MOBIL OIL CORP525 patents · 10,976 citations
- 392CHEVRON RES231 patents · 8,366 citations
- 488EXXON RESEARCH ENGINEERING CO394 patents · 11,519 citations
- 583ETHYL CORP128 patents · 5,443 citations
- 679EXXON CHEMICAL PATENTS INC402 patents · 11,600 citations
- 775TEXACO INC321 patents · 8,225 citations
- 871DOW CHEMICAL CO92 patents · 3,377 citations
- 967ETHYL PETROLEUM ADDITIVES INC50 patents · 2,219 citations
- 1063AFTON CHEMICAL CORP197 patents · 1,300 citations
- 1158CHEVRON CHEM CO47 patents · 1,403 citations
- 1254INFINEUM USA LP21 patents · 1,146 citations
- 1350CHEVRON RES & TECH25 patents · 1,086 citations
- 1446DU PONT69 patents · 1,614 citations
- 1542ECOLAB INC49 patents · 2,620 citations
- 1638ROHM & HAAS54 patents · 1,619 citations
- 1733EXXONMOBIL RES & ENG CO199 patents · 2,130 citations
- 1829JET LUBE8 patents · 712 citations
- 1925CIBA GEIGY CORP207 patents · 3,547 citations
- 2021UNIROYAL CHEM CO INC21 patents · 1,183 citations
- 2117ALLIED SIGNAL INC17 patents · 997 citations
- 2213HONEYWELL INT INC55 patents · 1,064 citations
- 238NL INDUSTRIES INC15 patents · 1,015 citations
- 244BECTON DICKINSON CO14 patents · 789 citations
- 251BASF AG72 patents · 1,655 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth