Topic leaderboard
Non-metallic elements & compounds
Ranked by the PatentIndex Score — a 1–99 percentile within C01B · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest C01B patents became public in the last 2 years — the current frontier
- 199David J. Edlund86 patents · 5,988 citations
- 296William A. Pledger38 patents · 2,898 citations
- 392Stacey I. Zones157 patents · 4,456 citations
- 488Daniel J. Despen36 patents · 652 citations
- 583James A. Mennell36 patents · 652 citations
- 679Chad Huffman10 patents · 1,061 citations
- 775Peter Boul12 patents · 710 citations
- 871David H. Fine55 patents · 1,582 citations
- 967Aaron M. Feaver53 patents · 2,096 citations
- 1063Henry R. Costantino54 patents · 1,629 citations
- 1158Shankar Nataraj32 patents · 1,233 citations
- 1254Katharine Geramita31 patents · 939 citations
- 1350Max P. Mcdaniel15 patents · 699 citations
- 1446Benjamin E. Kron33 patents · 799 citations
- 1542Leah A. Thompkins31 patents · 709 citations
- 1638Avery J. Sakshaug38 patents · 725 citations
- 1733Charles R. Hill11 patents · 470 citations
- 1829Catherine Marie Smith27 patents · 364 citations
- 1925Craig Sherman27 patents · 364 citations
- 2021Erich Schulze27 patents · 364 citations
- 2117Kevin Robert Wirtz27 patents · 364 citations
- 2213Rodney John Allam49 patents · 1,140 citations
- 238Alan Tzu-Yang Chang21 patents · 464 citations
- 244Vincent White15 patents · 589 citations
- 251Gregory Vasquez26 patents · 563 citations
Active· last 5 yrs
Sustained C01B output across the last 5 years
- 199Moungi G. Bawendi29 patents · 5,864 citations
- 296Jie Liu41 patents · 4,589 citations
- 392Ting Guo38 patents · 4,565 citations
- 488David J. Edlund86 patents · 5,988 citations
- 583Robert S. Wegeng35 patents · 2,802 citations
- 679William A. Pledger38 patents · 2,898 citations
- 775Clive D. Chandler31 patents · 1,264 citations
- 871Stacey I. Zones157 patents · 4,456 citations
- 967Brent R. Constantz41 patents · 3,193 citations
- 1063Daniel J. Despen36 patents · 652 citations
- 1158James A. Mennell36 patents · 652 citations
- 1254Chad Huffman10 patents · 1,061 citations
- 1350Thomas Rueckes27 patents · 1,311 citations
- 1446Christian Masquelier23 patents · 1,380 citations
- 1542Peter Boul12 patents · 710 citations
- 1638David H. Fine55 patents · 1,582 citations
- 1733Gary W. Beall30 patents · 2,021 citations
- 1829Aaron M. Feaver53 patents · 2,096 citations
- 1925Harald Bürke13 patents · 343 citations
- 2021Marcel Schweiger13 patents · 343 citations
- 2117Volker Rheinberger13 patents · 343 citations
- 2213Bernard H. Kear21 patents · 1,144 citations
- 238Sungjee Kim8 patents · 624 citations
- 244Henry R. Costantino54 patents · 1,629 citations
- 251Sumio Iijima29 patents · 883 citations
All-time canon
Career PatentIndex Score in C01B
- 199Moungi G. Bawendi29 patents · 5,864 citations
- 296Hongjie Dai47 patents · 7,138 citations
- 392Richard E. Smalley72 patents · 8,176 citations
- 488Daniel T. Colbert53 patents · 6,886 citations
- 583Andrew G. Rinzler45 patents · 5,168 citations
- 679Jason H. Hafner41 patents · 5,108 citations
- 775Pavel Nikolaev37 patents · 4,910 citations
- 871Jie Liu41 patents · 4,589 citations
- 967Ting Guo38 patents · 4,565 citations
- 1063Andreas Thess35 patents · 4,561 citations
- 1158Frederic Victor Mikulec19 patents · 3,545 citations
- 1254Kenneth A. Smith25 patents · 2,957 citations
- 1350Tapesh Yadav57 patents · 6,101 citations
- 1446Ming Au14 patents · 1,556 citations
- 1542Bijan Miremadi13 patents · 1,725 citations
- 1638Evan Franke10 patents · 1,415 citations
- 1733Edith M. Flanigen79 patents · 5,783 citations
- 1829Mae K. Rubin41 patents · 4,174 citations
- 1925Ken Smith25 patents · 2,934 citations
- 2021Bashir O. Dabbousi15 patents · 2,631 citations
- 2117John H. Alexander9 patents · 1,172 citations
- 2213Roger Dirstine8 patents · 1,140 citations
- 238Christian Rey22 patents · 3,375 citations
- 244Dosuk D. Lee16 patents · 3,191 citations
- 251Maria Aiolova16 patents · 3,128 citations
Rising· last 2 yrs
The top-scoring C01B patents made public in the last 2 years
- 199US11897828B1✦ AIThermochemical reactions using geothermal energy12 cites · 202482% earned
- 296US11866328B1✦ AISystems and methods for processing ammonia9 cites · 202487% earned
- 392US11973218B2✦ AIPositive electrode sheet, secondary battery, battery module, battery pack, and electrical 6 cites · 202485% earned
- 488US12415176B1Preparation method of Ni-based high-entropy oxide catalyst and its application in carbon d2 cites · 202576% earned
- 583US11851622B1Methods for processing a hydrocarbon oil feed stream utilizing a gasification unit and ste7 cites · 202486% earned
- 679US11912574B1Methods for reforming ammonia6 cites · 202471% earned
- 775US12278353B2Systems and methods for removal and recycling of aluminum impurities from battery waste3 cites · 202467% earned
- 871US12297109B1Syngas and method of making the same3 cites · 202572% earned
- 967US12409446B2Electrically heated substrates, assemblies, systems, and processes for catalytic, chemical3 cites · 202572% earned
- 1063US11952274B1Process for producing hydrogen product having reduced carbon intensity4 cites · 202470% earned
- 1158US12018383B2Coherent or pristine graphene in a polymer matrix4 cites · 202475% earned
- 1254US12358792B2Systems and methods for producing hydrogen with integrated capture of carbon dioxide2 cites · 202558% earned
- 1350US12285721B1Devices, methods, and systems for capturing and sequestering atmospheric gases3 cites · 202567% earned
- 1446US12065377B2Use of graphene to enhance stability and density control of cement slurries4 cites · 202475% earned
- 1542US12018207B2Mitigation of transient gels in cements4 cites · 202475% earned
- 1638US12269014B1V2C@V2O5/TiO2 composite photocatalyst, preparation method, and application thereof2 cites · 202567% earned
- 1733US11939283B1Process for the hydrogenation of olefins4 cites · 202475% earned
- 1829US11981562B2Systems and methods for the on-board catalytic production of hydrogen from ammonia using a3 cites · 202472% earned
- 1925US12409434B1Systems and methods for sequential energization of heating elements in an electric catalys1 cites · 202556% earned
- 2021US12187649B2Method and apparatus for producing carbon foam boards2 cites · 202467% earned
- 2117US12384690B1g-C3N4@CuO/MgA12O4 nanocomposite for photocatalytic degradation of pollutants in contamina1 cites · 202567% earned
- 2213US12286349B1Synthesis of nanocomposite for green energy production2 cites · 202576% earned
- 238US12226735B1Ionized gas separation arrangement2 cites · 202576% earned
- 244US12252400B1Preparation method for lithium iron phosphate cathode material and lithium battery2 cites · 202576% earned
- 251US12350646B1CO2 gas-soluble silicon nanofluid and preparation method therefor1 cites · 202567% earned
Active· last 5 yrs
The top-scoring C01B patents of the last 5 years
- 199US11287089B1✦ AIProcess for fueling of vehicle tanks with compressed hydrogen comprising heat exchange of 33 cites · 202291% earned
- 296US11174167B1✦ AISilicon carbon composites comprising ultra low Z29 cites · 202181% earned
- 392US11539063B1✦ AISystems and methods for processing hydrogen19 cites · 202277% earned
- 488US10987659B1Synthesis of TiO2/Co3O4 core-shell photocatalysts28 cites · 202191% earned
- 583US11167732B1Hydrogen fueling station with integrated ammonia cracking unit25 cites · 202190% earned
- 679US11897828B1Thermochemical reactions using geothermal energy12 cites · 202482% earned
- 775US11335903B2Highly efficient manufacturing of silicon-carbon composites materials comprising ultra low19 cites · 202279% earned
- 871US11148947B1Controlling hydrogen production from water-reactive aluminum19 cites · 202190% earned
- 967US10941500B1Method and system for diamond electrodeposition24 cites · 202190% earned
- 1063US11437621B2Materials with extremely durable intercalation of lithium and manufacturing methods thereo20 cites · 202273% earned
- 1158US11946001B2Process and system for producing fuel10 cites · 202378% earned
- 1254US11512257B1Integration of hydrogen-rich fuel-gas production with olefins production plant16 cites · 202289% earned
- 1350US11299397B23D self-assembled multi-modal carbon-based particles integrated into a continuous electrod18 cites · 202184% earned
- 1446US11661339B1High pressure gas generation system for hydrogen production and other applications17 cites · 202389% earned
- 1542US11376390B2Systems and methods for generating nitric oxide14 cites · 202175% earned
- 1638US11318437B1Controlling contamination in hydrogen production from water-reactive aluminum14 cites · 202280% earned
- 1733US11718701B2Preparation of polymeric resins and carbon materials11 cites · 202367% earned
- 1829US11279621B1Preparation method of amphoteric two-dimensional nanosheet13 cites · 202288% earned
- 1925US11554240B2Systems and methods for ambulatory generation of nitric oxide10 cites · 202273% earned
- 2021US11833309B2Systems and methods for generating nitric oxide10 cites · 202278% earned
- 2117US11760630B2Process and system for producing low carbon intensity renewable hydrogen10 cites · 202381% earned
- 2213US11479462B1Hydrocarbon reforming processes with shaft power production12 cites · 202288% earned
- 238US11607657B2Heat integrated reformer with catalytic combustion for hydrogen production12 cites · 202188% earned
- 244US11535514B2System and method for recycling pressure swing absorber off-gas12 cites · 202188% earned
- 251US10889892B1Quantum printing apparatus14 cites · 202167% earned
All-time canon
The defining C01B patents of the whole record
- 199US4440871A✦ AICrystalline silicoaluminophosphates1,554 cites · 198495% earned
- 296US8298677B2✦ AIFluorescent silica-based nanoparticles1,467 cites · 200691% earned
- 392US6322901B1✦ AIHighly luminescent color-selective nano-crystalline materials1,254 cites · 200193% earned
- 488US5658873ACoated sodium percarbonate particles, a process for their production and detergent, cleani859 cites · 199795% earned
- 583US4310440ACrystalline metallophosphate compositions830 cites · 198295% earned
- 679US6225198B1Process for forming shaped group II-VI semiconductor nanocrystals, and product formed usin825 cites · 200195% earned
- 775US6190634B1Carbide nanomaterials819 cites · 200195% earned
- 871US5861137ASteam reformer with internal hydrogen purification790 cites · 199995% earned
- 967US6251303B1Water-soluble fluorescent nanocrystals779 cites · 200191% earned
- 1063US6207229B1Highly luminescent color-selective materials and method of making thereof776 cites · 200192% earned
- 1158US4954325AComposition of synthetic porous crystalline material, its synthesis and use772 cites · 199095% earned
- 1254US5505928APreparation of III-V semiconductor nanocrystals769 cites · 199695% earned
- 1350US5910382ACathode materials for secondary (rechargeable) lithium batteries731 cites · 199992% earned
- 1446US6576291B2Preparation of nanocrystallites653 cites · 200290% earned
- 1542US4076842ACrystalline zeolite ZSM-23 and synthesis thereof638 cites · 197895% earned
- 1638US6232706B1Self-oriented bundles of carbon nanotubes and method of making same616 cites · 200192% earned
- 1733US4439409ACrystalline aluminosilicate PSH-3 and its process of preparation615 cites · 198495% earned
- 1829US5236575ASynthetic porous crystalline mcm-49, its synthesis and use590 cites · 199390% earned
- 1925US6576300B1High modulus, low dielectric constant coatings588 cites · 200390% earned
- 2021US7071258B1Nano-scaled graphene plates582 cites · 200692% earned
- 2117US6759098B2Plasma curing of MSQ-based porous low-k film materials580 cites · 200295% earned
- 2213US4826667AZeolite SSZ-25575 cites · 198995% earned
- 238US5972196AElectrochemical production of ozone and hydrogen peroxide572 cites · 199990% earned
- 244US6706402B2Nanotube films and articles568 cites · 200388% earned
- 251US5362697ASynthetic layered MCM-56, its synthesis and use565 cites · 199489% earned
Rising· last 2 yrs
Assignees whose newest C01B patents became public in the last 2 years — the current frontier
- 199MASSACHUSETTS INST TECHNOLOGY171 patents · 9,781 citations
- 296UNIV CALIFORNIA202 patents · 5,521 citations
- 392AIR PROD & CHEM437 patents · 13,593 citations
- 488UNIV TEXAS60 patents · 1,790 citations
- 583CARBON TECH HOLDINGS LLC42 patents · 311 citations
- 679CALIFORNIA INST OF TECHN107 patents · 2,211 citations
- 775UOP LLC261 patents · 4,287 citations
- 871GEN ELECTRIC152 patents · 3,820 citations
- 967CABOT CORP106 patents · 2,616 citations
- 1063CHEVRON USA INC257 patents · 3,402 citations
- 1158NGK INSULATORS LTD114 patents · 1,575 citations
- 1254SAMSUNG SDI CO LTD186 patents · 1,708 citations
- 1350COMMW SCIENT IND RES ORG24 patents · 868 citations
- 1446MITSUBISHI HEAVY IND LTD97 patents · 1,132 citations
- 1542TOYOTA MOTOR CO LTD180 patents · 2,001 citations
- 1638AIR LIQUIDE312 patents · 3,700 citations
- 1733UNIV NEW YORK STATE RES FOUND38 patents · 871 citations
- 1829UNIV NORTHWESTERN73 patents · 667 citations
- 1925HONDA MOTOR CO LTD139 patents · 1,635 citations
- 2021BASF SE167 patents · 575 citations
- 2117PENN STATE RES FOUND26 patents · 689 citations
- 2213HALDOR TOPSOE AS208 patents · 1,938 citations
- 238IBM109 patents · 1,057 citations
- 244SAMSUNG ELECTRONICS CO LTD268 patents · 1,395 citations
- 251HUBER CORP J M81 patents · 1,824 citations
Active· last 5 yrs
Sustained C01B output across the last 5 years
- 199MASSACHUSETTS INST TECHNOLOGY171 patents · 9,781 citations
- 296UNIV RICE WILLIAM M114 patents · 7,684 citations
- 392UNIV LELAND STANFORD JUNIOR24 patents · 2,201 citations
- 488HARVARD COLLEGE22 patents · 2,753 citations
- 583UNIV CALIFORNIA202 patents · 5,521 citations
- 679BATTELLE MEMORIAL INSTITUTE146 patents · 7,069 citations
- 775NEC CORP75 patents · 1,630 citations
- 871AIR PROD & CHEM437 patents · 13,593 citations
- 967NANOTEK INSTRUMENTS INC85 patents · 1,611 citations
- 1063UNIV TEXAS60 patents · 1,790 citations
- 1158UNIV KENTUCKY RES FOUND17 patents · 1,540 citations
- 1254CARBON TECH HOLDINGS LLC42 patents · 311 citations
- 1350UNIV PRINCETON39 patents · 1,269 citations
- 1446CALIFORNIA INST OF TECHN107 patents · 2,211 citations
- 1542UOP LLC261 patents · 4,287 citations
- 1638GEN ELECTRIC152 patents · 3,820 citations
- 1733CABOT CORP106 patents · 2,616 citations
- 1829IVOCLAR VIVADENT AG11 patents · 327 citations
- 1925CHEVRON USA INC257 patents · 3,402 citations
- 2021CORNING INC80 patents · 1,933 citations
- 2117NGK INSULATORS LTD114 patents · 1,575 citations
- 2213SHELL OIL CO269 patents · 5,099 citations
- 238EXXONMOBIL RES & ENG CO127 patents · 2,038 citations
- 244UNIV MICHIGAN STATE60 patents · 2,484 citations
- 251PRAXAIR TECHNOLOGY INC185 patents · 6,506 citations
All-time canon
All-time PatentIndex Score in C01B
- 199MASSACHUSETTS INST TECHNOLOGY171 patents · 9,781 citations
- 296UNIV RICE WILLIAM M114 patents · 7,684 citations
- 392MOBIL OIL CORP391 patents · 17,612 citations
- 488UNION CARBIDE CORP152 patents · 10,684 citations
- 583ETEX CORP17 patents · 3,251 citations
- 679UNIV LELAND STANFORD JUNIOR24 patents · 2,201 citations
- 775HARVARD COLLEGE22 patents · 2,753 citations
- 871NANOPRODUCTS CORP34 patents · 3,240 citations
- 967UNIV CALIFORNIA202 patents · 5,521 citations
- 1063BATTELLE MEMORIAL INSTITUTE146 patents · 7,069 citations
- 1158SUPERIOR MICROPOWDERS LLC22 patents · 2,135 citations
- 1254DOW CORNING80 patents · 4,026 citations
- 1350HYPERION CATALYSIS INT32 patents · 2,096 citations
- 1446SHARPER IMAGE CORP19 patents · 1,169 citations
- 1542NORIAN CORP18 patents · 2,414 citations
- 1638UNIV OKLAHOMA14 patents · 1,442 citations
- 1733VALENCE TECHNOLOGY INC37 patents · 2,056 citations
- 1829IDATECH LLC56 patents · 3,271 citations
- 1925CHEVRON RES57 patents · 2,888 citations
- 2021ENGELHARD CORP74 patents · 3,883 citations
- 2117NEC CORP75 patents · 1,630 citations
- 2213AIR PROD & CHEM437 patents · 13,593 citations
- 238NANTERO INC20 patents · 1,293 citations
- 244NANOTEK INSTRUMENTS INC85 patents · 1,611 citations
- 251BEND RES INC14 patents · 1,634 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth