Topic leaderboard
Compounds of beryllium, magnesium & earth metals
Ranked by the PatentIndex Score — a 1–99 percentile within C01F · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest C01F patents became public in the last 2 years — the current frontier
- 199David W. Wilkening9 patents · 93 citations
- 296Dennis Hulbert9 patents · 93 citations
- 392Gerald Geissler9 patents · 93 citations
- 488Joseph Mclellan9 patents · 93 citations
- 583Michael S. Schnarr9 patents · 93 citations
- 679Robert J. Burnham9 patents · 93 citations
- 775Joe David Jones9 patents · 146 citations
- 871Michael White6 patents · 53 citations
- 967James G. Blencoe8 patents · 69 citations
- 1063Randy Griffard16 patents · 60 citations
- 1158Yan Wang7 patents · 32 citations
- 1254Mark G. Degenova7 patents · 53 citations
- 1350Al Yablonsky6 patents · 38 citations
- 1446Nir Altschuler5 patents · 20 citations
- 1542Ethan J. Novek13 patents · 21 citations
- 1638Gerald K. Bequette8 patents · 19 citations
- 1733William S. Allebach8 patents · 19 citations
- 1829Kathy S. Clear4 patents · 20 citations
- 1925Max P. Mcdaniel4 patents · 20 citations
- 2021Qing Yang4 patents · 20 citations
- 2117Tony R. Crain4 patents · 20 citations
- 2213Diran Apelian4 patents · 18 citations
- 238Haiyang Zou4 patents · 18 citations
- 244Edward Kavazanjian6 patents · 14 citations
- 251Nasser Hamdan6 patents · 14 citations
Active· last 5 yrs
Sustained C01F output across the last 5 years
- 199Ralph Bauer25 patents · 1,921 citations
- 296Brent R. Constantz18 patents · 894 citations
- 392John L. Burba, Iii29 patents · 953 citations
- 488Ryan J. Gilliam10 patents · 288 citations
- 583Edgar V. Van Loef10 patents · 197 citations
- 679Chris Camire11 patents · 298 citations
- 775Michael D. Kavanaugh13 patents · 206 citations
- 871David W. Wilkening9 patents · 93 citations
- 967Dennis Hulbert9 patents · 93 citations
- 1063Gerald Geissler9 patents · 93 citations
- 1158Joseph Mclellan9 patents · 93 citations
- 1254Michael S. Schnarr9 patents · 93 citations
- 1350Robert J. Burnham9 patents · 93 citations
- 1446Thomas Dale Ketcham10 patents · 131 citations
- 1542Cameron Wayne Tanner7 patents · 128 citations
- 1638Douglas Edward Brackley7 patents · 128 citations
- 1733Eric Lee Miller7 patents · 128 citations
- 1829James William Zimmermann7 patents · 128 citations
- 1925Lanrik Wayne Kester7 patents · 128 citations
- 2021Michael Edward Badding6 patents · 128 citations
- 2117William Joseph Bouton7 patents · 128 citations
- 2213Joe David Jones9 patents · 146 citations
- 238Doruk O. Yener17 patents · 77 citations
- 244Alan J. Brandes11 patents · 75 citations
- 251Tracy H. Panzarella11 patents · 75 citations
All-time canon
Career PatentIndex Score in C01F
- 199Tapesh Yadav52 patents · 5,119 citations
- 296Ming Au11 patents · 1,522 citations
- 392Bijan Miremadi12 patents · 1,527 citations
- 488Evan Franke10 patents · 1,415 citations
- 583John H. Alexander9 patents · 1,172 citations
- 679Roger Dirstine8 patents · 1,140 citations
- 775John Freim7 patents · 917 citations
- 871Yuval Avniel7 patents · 917 citations
- 967William P. Wood11 patents · 1,827 citations
- 1063Clayton Kostelecky14 patents · 1,001 citations
- 1158Karl Pfaffenbach10 patents · 1,052 citations
- 1254Jeffrey Swoyer8 patents · 638 citations
- 1350Jeremy Barker7 patents · 623 citations
- 1446M. Yazid Saidi6 patents · 617 citations
- 1542Ralph Bauer25 patents · 1,921 citations
- 1638Thomas E. Cottringer5 patents · 1,205 citations
- 1733Hongxing Hu6 patents · 500 citations
- 1829Brent R. Constantz18 patents · 894 citations
- 1925Kasra Farsad9 patents · 724 citations
- 2021Andrew Youngs5 patents · 511 citations
- 2117Ajay Garg6 patents · 701 citations
- 2213Thomas J. Pinnavaia10 patents · 749 citations
- 238Ming-Sheng Tung5 patents · 534 citations
- 244Hitoshi Yoshino8 patents · 406 citations
- 251Kyo Miura8 patents · 406 citations
Rising· last 2 yrs
The top-scoring C01F patents made public in the last 2 years
- 199US12214237B2✦ AILong-term fire retardant with corrosion inhibitors and methods for making and using same4 cites · 202456% earned
- 296US11986769B1✦ AICarbon mineralization using hyaloclastite, volcanic ash and pumice mineral and an alkaline5 cites · 202477% earned
- 392US12278353B2✦ AISystems and methods for removal and recycling of aluminum impurities from battery waste3 cites · 202467% earned
- 488US12384690B1g-C3N4@CuO/MgA12O4 nanocomposite for photocatalytic degradation of pollutants in contamina1 cites · 202567% earned
- 583US12246312B2Processes for producing fluorided solid oxides and uses thereof in metallocene-based catal1 cites · 202444% earned
- 679US12291488B2Lime and hydraulic cement manufacture using, hyaloclastite or lava, and method of making a1 cites · 202556% earned
- 775US12338538B2Li recovery processes and onsite chemical production for Li recovery processes0 cites · 20240% earned
- 871US12322769B2Method and apparatus for recycling lithium-ion batteries0 cites · 20240% earned
- 967US12447233B2Solid substrates for promoting cell and tissue growth0 cites · 20240% earned
- 1063US12583756B2Recovering a caustic solution via calcium carbonate crystal aggregates0 cites · 20250% earned
- 1158US12179148B2Carbon dioxide sequestration with magnesium hydroxide and regeneration of magnesium hydrox0 cites · 20240% earned
- 1254US12479738B2Process and system for lithium production0 cites · 20240% earned
- 1350US12222554B2Fiber-to-chip grating coupler for photonic circuits0 cites · 20240% earned
- 1446US12434976B1Process for treating a sodium carbonate purge0 cites · 20250% earned
- 1542US12104263B2Methods and systems for producing carbon-neutral fuels from aragonite0 cites · 20240% earned
- 1638US12570540B2Solid electrolytes and methods for making the same0 cites · 20250% earned
- 1733US12406985B2Active material, battery, and methods for producing these0 cites · 20240% earned
- 1829US12428716B2Sprayed coating, method for manufacturing sprayed coating, sprayed member and spraying mat0 cites · 20240% earned
- 1925US12416096B2Methods and devices for growing oxide crystals in oxygen atmosphere0 cites · 20240% earned
- 2021US12042536B2Hepatitis C virus immunogenic compositions and methods of use thereof0 cites · 20240% earned
- 2117US12168214B1High reactivity lime hydrate and methods of manufacturing and uses thereof0 cites · 20240% earned
- 2213US12280367B2Recovery and recycling of byproducts of activated aluminum0 cites · 20240% earned
- 238US12330954B2Systems and methods for the recycling of lithium from battery waste0 cites · 20250% earned
- 244US12545576B2Systems and methods for generating hydrogen and magnetite from rock0 cites · 20240% earned
- 251US12419813B2Oolitic aragonite beads and methods therefor0 cites · 20240% earned
Active· last 5 yrs
The top-scoring C01F patents of the last 5 years
- 199US11111155B1✦ AISystem, process and related sintered article31 cites · 202177% earned
- 296US11395934B2✦ AILong-term fire retardant with magnesium sulfate and corrosion inhibitors and methods for m19 cites · 202271% earned
- 392US11254585B2✦ AIMethod for treating pickling acid residue16 cites · 202189% earned
- 488US11502345B2Method and apparatus for recycling lithium-ion batteries10 cites · 202269% earned
- 583US11377363B2Methods and systems for forming vaterite from calcined limestone using electric kiln9 cites · 202181% earned
- 679US11344861B2Continuous carbon sequestration material production methods and systems for practicing the10 cites · 202175% earned
- 775US11986769B1Carbon mineralization using hyaloclastite, volcanic ash and pumice mineral and an alkaline5 cites · 202477% earned
- 871US12278353B2Systems and methods for removal and recycling of aluminum impurities from battery waste3 cites · 202467% earned
- 967US11577965B2Methods and systems for treatment of lime to form vaterite7 cites · 202170% earned
- 1063US11236033B2Processes for the production of citric acid7 cites · 202186% earned
- 1158US11718558B2Process to make calcium oxide or ordinary Portland cement from calcium bearing rocks and m5 cites · 202269% earned
- 1254US11682801B1Processes for recycling spent catalysts, recycling rechargeable batteries, and integrated 5 cites · 202377% earned
- 1350US11465925B1Carbon capture method and system5 cites · 202284% earned
- 1446US12384690B1g-C3N4@CuO/MgA12O4 nanocomposite for photocatalytic degradation of pollutants in contamina1 cites · 202567% earned
- 1542US11174169B2Process for the production of metal oxides5 cites · 202184% earned
- 1638US11814309B1Multistage desalination process with carbon dioxide capture3 cites · 202380% earned
- 1733US11136243B1Methods and systems for producing calcium oxide and calcium hydroxide from aragonite5 cites · 202184% earned
- 1829US11667538B2Recovering a caustic solution via calcium carbonate crystal aggregates4 cites · 202162% earned
- 1925US11447397B1Materials, methods and techniques for generating rare earth carbonates4 cites · 202275% earned
- 2021US11512036B2Process for the production of metal oxides or citric acid3 cites · 202263% earned
- 2117US11717802B2Methods of treating metal carbonate salts3 cites · 202267% earned
- 2213US10946362B1Perovskite oxides for thermochemical conversion of carbon dioxide6 cites · 202178% earned
- 238US11401579B2Rare earth metal oxide process including extracting rare earth metal from acidic solution 5 cites · 202184% earned
- 244US11998902B2Processes for producing fluorided solid oxides and uses thereof in metallocene-based catal2 cites · 202355% earned
- 251US12006212B2Systems and methods for generating hydrogen and magnetite from rock2 cites · 202361% earned
All-time canon
The defining C01F patents of the whole record
- 199US4744802A✦ AIProcess for durable sol-gel produced alumina-based ceramics, abrasive grain and abrasive p809 cites · 198892% earned
- 296US4623364A✦ AIAbrasive material and method for preparing the same697 cites · 198695% earned
- 392US4770671A✦ AIAbrasive grits formed of ceramic containing oxides of aluminum and yttrium, method of maki640 cites · 198895% earned
- 488US6228904B1Nanostructured fillers and carriers463 cites · 200185% earned
- 583US10106892B1Thermal oxide equivalent low temperature ALD oxide for dual purpose gate oxide and method 422 cites · 201895% earned
- 679US6344271B1Materials and products using nanostructured non-stoichiometric substances396 cites · 200281% earned
- 775US5788738AMethod of producing nanoscale powders by quenching of vapors370 cites · 199894% earned
- 871US5851507AIntegrated thermal process for the continuous synthesis of nanoscale powders348 cites · 199894% earned
- 967US6413489B1Synthesis of nanometer-sized particles by reverse micelle mediated techniques344 cites · 200289% earned
- 1063US5185299AMicrocrystalline alumina-based ceramic articles340 cites · 199391% earned
- 1158US5865898AMethods of biomass pretreatment332 cites · 199994% earned
- 1254US4359456AAntiperspirant activity of basic aluminum compounds321 cites · 198294% earned
- 1350US6322912B1Electrolytic capacitor anode of valve metal oxide315 cites · 200191% earned
- 1446US4954462AMicrocrystalline alumina-based ceramic articles297 cites · 199091% earned
- 1542US6652967B2Nano-dispersed powders and methods for their manufacture254 cites · 200389% earned
- 1638US6528033B1Method of making lithium-containing materials242 cites · 200382% earned
- 1733US6610261B1Reinforcing aluminum-based filler and rubber composition comprising such a filter241 cites · 200389% earned
- 1829US6572672B2Nanotechnology for biomedical products238 cites · 200279% earned
- 1925US7132090B2Sequestration of carbon dioxide218 cites · 200494% earned
- 2021US6569397B1Very high purity fine powders and methods to produce such powders214 cites · 200387% earned
- 2117US5312789AAbrasive grits formed of ceramic, impregnation method of making the same and products made213 cites · 199486% earned
- 2213US5460701AMethod of making nanostructured materials208 cites · 199589% earned
- 238US5776214AMethod for making abrasive grain and abrasive articles208 cites · 199894% earned
- 244US4797139ABoehmite produced by a seeded hydyothermal process and ceramic bodies produced therefrom201 cites · 198994% earned
- 251US5037639AMethods and compositions for mineralizing calcified tissues197 cites · 199188% earned
Rising· last 2 yrs
Assignees whose newest C01F patents became public in the last 2 years — the current frontier
- 199GEN ELECTRIC23 patents · 297 citations
- 296SHINETSU CHEMICAL CO50 patents · 329 citations
- 392FRS GROUP LLC9 patents · 93 citations
- 488TOYOTA MOTOR CO LTD19 patents · 279 citations
- 583SASOL GERMANY GMBH12 patents · 125 citations
- 679WORCESTER POLYTECH INST11 patents · 179 citations
- 775SOLVAY15 patents · 101 citations
- 871MASSACHUSETTS INST TECHNOLOGY7 patents · 409 citations
- 967RHODIA OPERATIONS18 patents · 47 citations
- 1063MISSISSIPPI LIME COMPANY16 patents · 50 citations
- 1158UNIV KING FAHD PET & MINERALS14 patents · 35 citations
- 1254SAUDI ARABIAN OIL CO25 patents · 41 citations
- 1350JAPAN SCIENCE & TECH AGENCY14 patents · 35 citations
- 1446CARTIHEAL 2009 LTD5 patents · 20 citations
- 1542CHEVRON PHILLIPS CHEMICAL CO LP5 patents · 20 citations
- 1638INNOVATOR ENERGY LLC12 patents · 20 citations
- 1733TAIWAN SEMICONDUCTOR MFG CO LTD8 patents · 12 citations
- 1829BLENCOE JAMES G4 patents · 35 citations
- 1925MANGROVE WATER TECH LTD10 patents · 0 citations
- 2021LUMMUS TECHNOLOGY INC4 patents · 12 citations
- 2117TERRALITHIUM LLC4 patents · 8 citations
- 2213UNIV ARIZONA STATE5 patents · 8 citations
- 238NANT HOLDINGS IP LLC4 patents · 7 citations
- 244HONDA MOTOR CO LTD5 patents · 5 citations
- 251LI IND INC4 patents · 3 citations
Active· last 5 yrs
Sustained C01F output across the last 5 years
- 199BATTELLE MEMORIAL INSTITUTE15 patents · 500 citations
- 296SUMITOMO CHEMICAL CO63 patents · 1,126 citations
- 392HITACHI CHEMICAL CO LTD15 patents · 410 citations
- 488CORNING INC18 patents · 216 citations
- 583US ENERGY36 patents · 653 citations
- 679UNIV CALIFORNIA19 patents · 419 citations
- 775GEN ELECTRIC23 patents · 297 citations
- 871SHINETSU CHEMICAL CO50 patents · 329 citations
- 967FRS GROUP LLC9 patents · 93 citations
- 1063TOYOTA MOTOR CO LTD19 patents · 279 citations
- 1158UNIV COLUMBIA7 patents · 152 citations
- 1254SASOL GERMANY GMBH12 patents · 125 citations
- 1350WORCESTER POLYTECH INST11 patents · 179 citations
- 1446MITSUBISHI HEAVY IND LTD23 patents · 176 citations
- 1542SOLVAY15 patents · 101 citations
- 1638SAINT GOBAIN CERAMICS24 patents · 74 citations
- 1733MASSACHUSETTS INST TECHNOLOGY7 patents · 409 citations
- 1829JUJO PAPER CO LTD12 patents · 72 citations
- 1925MERCK PATENT GMBH14 patents · 66 citations
- 2021TATEHO KAGAKU KOGYO KK16 patents · 61 citations
- 2117UNIV FLORIDA15 patents · 90 citations
- 2213SHOWA DENKO MATERIALS CO LTD6 patents · 17 citations
- 238CARBON ENG LTD5 patents · 25 citations
- 244TOSHIBA KK9 patents · 36 citations
- 251RHODIA OPERATIONS18 patents · 47 citations
All-time canon
All-time PatentIndex Score in C01F
- 199MINNESOTA MINING & MFG18 patents · 3,304 citations
- 296NANOPRODUCTS CORP32 patents · 2,843 citations
- 392VALENCE TECHNOLOGY INC7 patents · 632 citations
- 488NORTON CO14 patents · 2,240 citations
- 583NANOPHASE TECH CORP6 patents · 771 citations
- 679CALERA CORP12 patents · 826 citations
- 775AMERICAN DENTAL ASS5 patents · 534 citations
- 871CANON KK13 patents · 447 citations
- 967UNIV MICHIGAN STATE9 patents · 678 citations
- 1063GRACE W R & CO17 patents · 808 citations
- 1158DELAVAU LLC13 patents · 201 citations
- 1254BATTELLE MEMORIAL INSTITUTE15 patents · 500 citations
- 1350DOW CHEMICAL CO61 patents · 1,732 citations
- 1446IDAHO RES FOUND5 patents · 472 citations
- 1542SAINT GOBAIN NORTON IND CERAMI5 patents · 542 citations
- 1638SUMITOMO CHEMICAL CO63 patents · 1,126 citations
- 1733MINERALS TECH INC15 patents · 593 citations
- 1829UNION CARBIDE CORP6 patents · 498 citations
- 1925UNIV KANSAS STATE5 patents · 376 citations
- 2021HITACHI CHEMICAL CO LTD15 patents · 410 citations
- 2117NISSAN CHEMICAL IND LTD21 patents · 631 citations
- 2213NALCO CHEMICAL CO50 patents · 1,250 citations
- 238PFIZER10 patents · 450 citations
- 244ALUMINUM CO OF AMERICA97 patents · 1,787 citations
- 251GILLETTE CO4 patents · 685 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth