Topic leaderboard
Treatment of inorganic materials & carbon black
Ranked by the PatentIndex Score — a 1–99 percentile within C09C · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest C09C patents became public in the last 2 years — the current frontier
- 199Alberto Argoitia44 patents · 1,159 citations
- 296Roscoe W. Taylor23 patents · 400 citations
- 392Peter L. Johnson16 patents · 178 citations
- 488Robert J. Hanson12 patents · 163 citations
- 583Günter Kaupp34 patents · 243 citations
- 679Hideyuki Hisashi6 patents · 84 citations
- 775Ned J. Hardman15 patents · 92 citations
- 871Michael Grüner21 patents · 97 citations
- 967Aaron M. Feaver4 patents · 92 citations
- 1063Alan Tzu-Yang Chang4 patents · 92 citations
- 1158Avery J. Sakshaug4 patents · 92 citations
- 1254Benjamin E. Kron4 patents · 92 citations
- 1350Henry R. Costantino4 patents · 92 citations
- 1446Leah A. Thompkins4 patents · 92 citations
- 1542Debasish Banerjee11 patents · 43 citations
- 1638Suman Chopra7 patents · 18 citations
- 1733Guisheng Pan6 patents · 16 citations
- 1829Mark G. Degenova6 patents · 25 citations
- 1925Randy Griffard6 patents · 25 citations
- 2021Toshio Shiobara5 patents · 31 citations
- 2117Curtiss R. Biehn5 patents · 16 citations
- 2213Gerald K. Bequette3 patents · 15 citations
- 238Stephen C. Schweigert3 patents · 15 citations
- 244William S. Allebach3 patents · 15 citations
- 251Zhichao Zhang3 patents · 15 citations
Active· last 5 yrs
Sustained C09C output across the last 5 years
- 199Paul G. Coombs23 patents · 1,952 citations
- 296Alberto Argoitia44 patents · 1,159 citations
- 392Matthew R. Witzman10 patents · 741 citations
- 488Vladimir P. Raksha31 patents · 866 citations
- 583Gerhard Pfaff50 patents · 1,683 citations
- 679Sabine Schoen35 patents · 1,144 citations
- 775Paul S. Palumbo15 patents · 453 citations
- 871Paul T. Kohlmann36 patents · 466 citations
- 967René Vinzenz Blum35 patents · 318 citations
- 1063Katsuhisa Nitta16 patents · 390 citations
- 1158Nils Myklebust8 patents · 287 citations
- 1254Bruce E. Mackay10 patents · 239 citations
- 1350Roscoe W. Taylor23 patents · 400 citations
- 1446Jacques Mongoin35 patents · 308 citations
- 1542Matthias Buri91 patents · 321 citations
- 1638Klaus Bergemann10 patents · 249 citations
- 1733Stephanie Andes15 patents · 318 citations
- 1829Klaus Greiwe7 patents · 272 citations
- 1925Martin C. Green15 patents · 267 citations
- 2021Agathagelos Kyrlidis20 patents · 219 citations
- 2117Patrick A.C. Gane112 patents · 308 citations
- 2213Jean-Marc Suau21 patents · 180 citations
- 238Conny Vogler13 patents · 173 citations
- 244Peter L. Johnson16 patents · 178 citations
- 251Robert J. Hanson12 patents · 163 citations
All-time canon
Career PatentIndex Score in C09C
- 199James A. Belmont50 patents · 5,619 citations
- 296Roger W. Phillips44 patents · 4,714 citations
- 392Nancy J. Halas8 patents · 1,862 citations
- 488Richard D. Averitt6 patents · 1,605 citations
- 583Steven J. Oldenburg6 patents · 1,605 citations
- 679Thomas Mayer18 patents · 3,142 citations
- 775Curtis E. Adams16 patents · 2,348 citations
- 871Gary S. Ash10 patents · 1,966 citations
- 967Charles Howie Honeyman5 patents · 1,609 citations
- 1063Robert M. Amici12 patents · 1,531 citations
- 1158Collin P. Galloway12 patents · 1,285 citations
- 1254Joseph E. Johnson9 patents · 1,608 citations
- 1350Paul G. Coombs23 patents · 1,952 citations
- 1446Thomas H. Whitesides5 patents · 1,391 citations
- 1542Tapesh Yadav21 patents · 995 citations
- 1638Richard A. Bradley, Jr.9 patents · 969 citations
- 1733Charles T. Markantes17 patents · 1,157 citations
- 1829James P. Rettker8 patents · 676 citations
- 1925Karl Josephy8 patents · 676 citations
- 2021Charlotte R. Legallee9 patents · 793 citations
- 2117Norbert Mronga39 patents · 1,913 citations
- 2213Raimund Schmid35 patents · 1,549 citations
- 238Alberto Argoitia44 patents · 1,159 citations
- 244Matthew R. Witzman10 patents · 741 citations
- 251Kent E. Coulter7 patents · 757 citations
Rising· last 2 yrs
The top-scoring C09C patents made public in the last 2 years
- 199US12146072B2✦ AIMethod for producing anti-corrosion composite coating4 cites · 202475% earned
- 296US12286540B2✦ AICarbon black generating system1 cites · 202456% earned
- 392US12173165B2✦ AIMethods for sol-gel polymerization in absence of solvent and creation of tunable carbon st1 cites · 202444% earned
- 488US12195338B2Systems, methods, and device for pyrolysis of methane in a microwave plasma for hydrogen a1 cites · 202467% earned
- 583US12350354B2Core shell silica particles and use for malodor reduction0 cites · 20240% earned
- 679US12545789B2Particulate carbon material producible from renewable raw materials and method for its pro0 cites · 20240% earned
- 775US12218359B2Conductive material dispersion, and electrode and lithium secondary battery manufactured u0 cites · 20240% earned
- 871US12116485B2Surface modified carbon black to simultaneously improve rolling resistance, wet traction, 0 cites · 20240% earned
- 967US12480000B2Near infrared reflective copper oxide coated particles0 cites · 20240% earned
- 1063US12168214B1High reactivity lime hydrate and methods of manufacturing and uses thereof0 cites · 20240% earned
- 1158US11884827B1Nickel free conductive filler0 cites · 20240% earned
- 1254US12441619B2Surface-modified nanodiamonds and method for producing surface-modified nano carbon partic0 cites · 20240% earned
- 1350US12559608B2Methods for reducing moisture content in alkaline earth metal carbonates0 cites · 20240% earned
- 1446US12486404B2Pigment including a metal core, organic layer, and an inorganic layer0 cites · 20240% earned
- 1542US12404411B2Conductive paste based on nano-hybrid materials0 cites · 20240% earned
- 1638US12497517B1Method of making carbon black0 cites · 20250% earned
- 1733US12351467B2Silica particle and method for producing the same0 cites · 20240% earned
- 1829US12371571B2Methods for forming and uses of titania-coated inorganic particles0 cites · 20240% earned
- 1925US12415937B2Nanocomposite body, method of manufacturing the same, and nanocomposite film including the0 cites · 20240% earned
- 2021US12441892B2Low dielectric silica powder, resin composition containing the silica powder, and method f0 cites · 20240% earned
- 2117US12338350B2Copper sulfide nanoparticles having core-shell structure included in coating composition f0 cites · 20240% earned
- 2213US12555699B2Antistatic or electrically conductive polymeric composition with reduced hysteresis0 cites · 20240% earned
- 238US12344526B2System and method for separation of salts and carbon allotropes0 cites · 20250% earned
- 244US12319819B1Thermolysis system and method for obtaining recovered carbon black and fuel from disused t0 cites · 20250% earned
- 251US12161120B2Inorganic pigment with the function of light activated catalyst0 cites · 20240% earned
Active· last 5 yrs
The top-scoring C09C patents of the last 5 years
- 199US11453784B2✦ AICarbon particles having specific contents of polycylic aromatic hydrocarbon and benzo[a]py14 cites · 202183% earned
- 296US11591478B2✦ AISilicon material and method of manufacture9 cites · 202277% earned
- 392US11600850B2✦ AILithium-stuffed garnet thin films and pellets having an oxyfluorinated and/or fluorinated 12 cites · 202179% earned
- 488US11306209B2Particulate carbon material producible from renewable raw materials and method for its pro6 cites · 202168% earned
- 583US11661517B2Methods for sol-gel polymerization in absence of solvent and creation of tunable carbon st7 cites · 202170% earned
- 679US11951196B2Core shell silica particles and use for malodor reduction3 cites · 202359% earned
- 775US11998886B2Regenerative cooling method and apparatus5 cites · 202277% earned
- 871US12146072B2Method for producing anti-corrosion composite coating4 cites · 202475% earned
- 967US11208563B2Surface-treated infrared absorbing fine particles, surface-treated infrared absorbing fine8 cites · 202186% earned
- 1063US11866589B2System for high temperature chemical processing3 cites · 202367% earned
- 1158US12012515B2Torch stinger method and apparatus3 cites · 202372% earned
- 1254US11824200B2Conductive material dispersion, and electrode and lithium secondary battery manufactured u4 cites · 202267% earned
- 1350US12050390B2Optical devices with asymmetric layer structure2 cites · 202361% earned
- 1446US12030776B2Systems and methods for particle generation4 cites · 202175% earned
- 1542US11148320B1Inorganic polymers and compositions for improved 3D printing of larger scale ceramic mater5 cites · 202184% earned
- 1638US10940484B2Conductive inks and method of manufacture4 cites · 202182% earned
- 1733US12156946B2Method for preparing particles comprising metal oxide coating and particles with metal oxi3 cites · 202167% earned
- 1829US12114569B2Thermoelectric nanocomposite materials2 cites · 202361% earned
- 1925US11732174B2Thermally conductive polymer compositions containing carbon black2 cites · 202261% earned
- 2021US12119133B2Circular few layer graphene2 cites · 202367% earned
- 2117US12286540B2Carbon black generating system1 cites · 202456% earned
- 2213US12144099B2Plasma torch design2 cites · 202267% earned
- 238US11174170B2Modified black spinel pigments for glass and ceramic enamel applications4 cites · 202182% earned
- 244US11192080B2Pyrolysis plant3 cites · 202180% earned
- 251US11739219B2Biologically-derived carbon black alternative and method of making the same2 cites · 202161% earned
All-time canon
The defining C09C patents of the whole record
- 199US4744802A✦ AIProcess for durable sol-gel produced alumina-based ceramics, abrasive grain and abrasive p809 cites · 198892% earned
- 296US7002728B2✦ AIElectrophoretic particles, and processes for the production thereof708 cites · 200595% earned
- 392US6344272B1✦ AIMetal nanoshells553 cites · 200290% earned
- 488US5554739AProcess for preparing carbon materials with diazonium salts and resultant carbon products535 cites · 199695% earned
- 583US6822782B2Electrophoretic particles and processes for the production thereof443 cites · 200290% earned
- 679US7157058B2High power ultrasonic reactor for sonochemical applications425 cites · 200495% earned
- 775US4838648AThin film structure having magnetic and color shifting properties414 cites · 198995% earned
- 871US4902487ATreatment of diesel exhaust gases403 cites · 199095% earned
- 967US5922118AModified colored pigments and ink jet inks, inks, and coatings containing modified colored386 cites · 199995% earned
- 1063US5571311AInk jet ink formulations containing carbon black products378 cites · 199694% earned
- 1158US4522958AHigh-solids coating composition for improved rheology control containing chemically modifi376 cites · 198594% earned
- 1254US5180585AAntimicrobial compositions, process for preparing the same and use369 cites · 199394% earned
- 1350US5135812AOptically variable thin film flake and collection of the same352 cites · 199291% earned
- 1446US5707432AModified carbon products and inks and coatings containing modified carbon products345 cites · 199889% earned
- 1542US6699724B1Metal nanoshells for biosensing applications342 cites · 200491% earned
- 1638US4434010AArticle and method for forming thin film flakes and coatings339 cites · 198494% earned
- 1733US5281261AInk compositions containing modified pigment particles328 cites · 199494% earned
- 1829US5851280AReaction of carbon black with diazonium salts, resultant carbon black products and their u312 cites · 199886% earned
- 1925US5630868AInk jet ink formulations containing modified carbon products312 cites · 199794% earned
- 2021US3978103ASulfur containing organosilicon compounds312 cites · 197694% earned
- 2117US6329058B1Nanosize metal oxide particles for producing transparent metal oxide colloids and ceramers301 cites · 200191% earned
- 2213US6310110B1Molecularly-imprinted material made by template-directed synthesis299 cites · 200188% earned
- 238US6838166B2Multi-layered magnetic pigments and foils298 cites · 200489% earned
- 244US5059245AInk incorporating optically variable thin film flakes292 cites · 199194% earned
- 251US5672198AAqueous inks and coatings containing modified carbon products285 cites · 199794% earned
Rising· last 2 yrs
Assignees whose newest C09C patents became public in the last 2 years — the current frontier
- 199XEROX CORP31 patents · 1,122 citations
- 296SHINETSU CHEMICAL CO27 patents · 500 citations
- 392KAO CORP14 patents · 325 citations
- 488MONOLITH MAT INC25 patents · 264 citations
- 583DAINICHISEIKA COLOR CHEM12 patents · 138 citations
- 679ECKART GMBH36 patents · 99 citations
- 775GROUP14 TECHNOLOGIES INC4 patents · 92 citations
- 871WACKER CHEMIE AG23 patents · 65 citations
- 967COLGATE PALMOLIVE CO8 patents · 18 citations
- 1063VIAVI SOLUTIONS INC54 patents · 42 citations
- 1158CONTINENTAL CARBON CO7 patents · 50 citations
- 1254DAINIPPON INK & CHEMICALS15 patents · 37 citations
- 1350NASA6 patents · 33 citations
- 1446MISSISSIPPI LIME COMPANY6 patents · 15 citations
- 1542SUNCOAL IND GMBH7 patents · 9 citations
- 1638AGENCY SCIENCE TECH & RES8 patents · 8 citations
- 1733TOYOTA ENG & MFG NORTH AMERICA9 patents · 13 citations
- 1829DAICEL CORP10 patents · 6 citations
- 1925DOWA ELECTRONICS MATERIALS CO LTD11 patents · 7 citations
- 2021UNIV KING FAHD PET & MINERALS7 patents · 5 citations
- 2117SAUDI ARABIAN OIL CO7 patents · 5 citations
- 2213CHINA UNIV OF PETROLEUM (BEIJING)3 patents · 23 citations
- 238ADMATECHS CO LTD12 patents · 3 citations
- 244LG ENERGY SOLUTION LTD3 patents · 4 citations
- 251KANTO DENKA KOGYO KK3 patents · 11 citations
Active· last 5 yrs
Sustained C09C output across the last 5 years
- 199CABOT CORP214 patents · 10,419 citations
- 296MERCK PATENT GMBH234 patents · 6,614 citations
- 392XEROX CORP31 patents · 1,122 citations
- 488FERRO CORP20 patents · 568 citations
- 583SHOWA DENKO KK43 patents · 790 citations
- 679PPG IND OHIO INC41 patents · 682 citations
- 775SHINETSU CHEMICAL CO27 patents · 500 citations
- 871KAO CORP14 patents · 325 citations
- 967SEIKO EPSON CORP25 patents · 351 citations
- 1063SICPA HOLDING SA13 patents · 292 citations
- 1158CANON KK24 patents · 458 citations
- 1254UNIV CALIFORNIA13 patents · 261 citations
- 1350NITTETSU MINING CO LTD11 patents · 272 citations
- 1446SHIRAISHI KOGYO KAISHA LTD12 patents · 241 citations
- 1542TOYO ALUMINIUM KK31 patents · 423 citations
- 1638ISHIHARA SANGYO KAISHA24 patents · 292 citations
- 1733MONOLITH MAT INC25 patents · 264 citations
- 1829GOODYEAR TIRE & RUBBER13 patents · 183 citations
- 1925TOKAI CARBON KK28 patents · 263 citations
- 2021DAINICHISEIKA COLOR CHEM12 patents · 138 citations
- 2117NISSAN CHEMICAL IND LTD25 patents · 175 citations
- 2213MITSUBISHI MATERIALS CORP11 patents · 139 citations
- 238SUMITOMO CHEMICAL CO14 patents · 166 citations
- 244COATEX SAS19 patents · 126 citations
- 251OREAL9 patents · 122 citations
All-time canon
All-time PatentIndex Score in C09C
- 199CABOT CORP214 patents · 10,419 citations
- 296E INK CORP9 patents · 1,995 citations
- 392UNIV WM MARSH RICE8 patents · 1,862 citations
- 488FLEX PRODUCTS INC46 patents · 5,770 citations
- 5833M INNOVATIVE PROPERTIES CO34 patents · 1,489 citations
- 679NANOPRODUCTS CORP11 patents · 888 citations
- 775DU PONT133 patents · 4,732 citations
- 871AVERY DENNISON CORP8 patents · 676 citations
- 967MINNESOTA MINING & MFG15 patents · 1,688 citations
- 1063BASF AG74 patents · 2,797 citations
- 1158DEGUSSA189 patents · 6,271 citations
- 1254MERCK PATENT GMBH234 patents · 6,614 citations
- 1350XEROX CORP31 patents · 1,122 citations
- 1446UNIV KENTUCKY RES FOUND5 patents · 801 citations
- 1542ROHM & HAAS31 patents · 960 citations
- 1638ENGELHARD CORP79 patents · 2,493 citations
- 1733UNION CARBIDE CORP17 patents · 813 citations
- 1829WACKER CHEMIE GMBH17 patents · 740 citations
- 1925AMCOL INTERNATIONAL CORP9 patents · 508 citations
- 2021MEARL CORP19 patents · 1,006 citations
- 2117DOW CORNING30 patents · 1,074 citations
- 2213BAYER AG154 patents · 2,735 citations
- 238PPG INDUSTRIES INC12 patents · 736 citations
- 244RHONE POULENC CHIMIE28 patents · 842 citations
- 251SHISEIDO CO LTD24 patents · 789 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth