Topic leaderboard
CPC C10J
Ranked by the PatentIndex Score — a 1–99 percentile within C10J · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest C10J patents became public in the last 2 years — the current frontier
- 199Ravi Chandran40 patents · 661 citations
- 296Terry R. Galloway11 patents · 216 citations
- 392Dennis Schuetzle12 patents · 49 citations
- 488Robert Schuetzle12 patents · 49 citations
- 583Mohammed Wohaibi17 patents · 40 citations
- 679Tom F. Pruitt17 patents · 40 citations
- 775Dave G. Newport25 patents · 50 citations
- 871Daniel A. Burciaga20 patents · 31 citations
- 967Daniel Michael Leo22 patents · 31 citations
- 1063John D. Winter11 patents · 27 citations
- 1158Brian Christopher Attwood17 patents · 25 citations
- 1254Justin Kevin Miller17 patents · 25 citations
- 1350Jerrod Hohman6 patents · 25 citations
- 1446Renus Kelfkens14 patents · 23 citations
- 1542Ranjani V. Siriwardane5 patents · 27 citations
- 1638Anna Louise Buckley4 patents · 8 citations
- 1733Bengt Arne Jarlsjo4 patents · 8 citations
- 1829Christopher Michael Miller4 patents · 8 citations
- 1925Daniel J. Shapiro4 patents · 8 citations
- 2021John Edwin Plumlee4 patents · 8 citations
- 2117Joseph P. Carroll4 patents · 6 citations
- 2213Martin Redeker4 patents · 6 citations
- 238Kechang Xie5 patents · 15 citations
- 244Yingyun Qiao6 patents · 15 citations
- 251Yuanyu Tian6 patents · 15 citations
Active· last 5 yrs
Sustained C10J output across the last 5 years
- 199Jeffrey E. Surma34 patents · 1,206 citations
- 296Daniel R. Cohn23 patents · 999 citations
- 392Ravi Chandran40 patents · 661 citations
- 488Peter G. Tiverios16 patents · 228 citations
- 583Stephen H. Lucas16 patents · 228 citations
- 679Liang-Shih Fan22 patents · 479 citations
- 775Lewis L. Rich12 patents · 158 citations
- 871Douglas C. Elliott10 patents · 381 citations
- 967Leslie Bromberg16 patents · 259 citations
- 1063Terry R. Galloway11 patents · 216 citations
- 1158Rodney John Allam8 patents · 140 citations
- 1254Lawrence E. Bool, Iii5 patents · 195 citations
- 1350Aqil Jamal6 patents · 249 citations
- 1446Dennis Schuetzle12 patents · 49 citations
- 1542Robert Schuetzle12 patents · 49 citations
- 1638Mohammed Wohaibi17 patents · 40 citations
- 1733Tom F. Pruitt17 patents · 40 citations
- 1829Omer Refa Koseoglu15 patents · 66 citations
- 1925Dave G. Newport25 patents · 50 citations
- 2021Daren Daugaard6 patents · 86 citations
- 2117Joachim Wolff8 patents · 308 citations
- 2213Joshua C. Walter4 patents · 59 citations
- 238Daniel A. Burciaga20 patents · 31 citations
- 244Daniel Michael Leo22 patents · 31 citations
- 251Yoshinori Koyama22 patents · 58 citations
All-time canon
Career PatentIndex Score in C10J
- 199Momtaz N. Mansour12 patents · 1,218 citations
- 296David W. Warren5 patents · 743 citations
- 392Kanda-Swamy Durai-Swamy5 patents · 743 citations
- 488Jeffrey E. Surma34 patents · 1,206 citations
- 583Daniel R. Cohn23 patents · 999 citations
- 679Charles H. Titus12 patents · 996 citations
- 775Christopher J. Nagel5 patents · 754 citations
- 871Nicholas C. Nahas12 patents · 949 citations
- 967Robert J. Lang7 patents · 768 citations
- 1063Takahiro Oshita21 patents · 893 citations
- 1158Tetsuhisa Hirose16 patents · 741 citations
- 1254Kazuo Takano15 patents · 710 citations
- 1350Shosaku Fujinami15 patents · 707 citations
- 1446Hiroyuki Fujimura10 patents · 580 citations
- 1542Masaaki Irie10 patents · 534 citations
- 1638Fawzy T. Abdelmalek6 patents · 647 citations
- 1733Ravi Chandran40 patents · 661 citations
- 1829Dingrong Bai28 patents · 801 citations
- 1925James W. Bohlig15 patents · 446 citations
- 2021Raymond Francis Drnevich11 patents · 512 citations
- 2117Mitri S. Najjar41 patents · 948 citations
- 2213James M. Eakman5 patents · 454 citations
- 238Warren G. Schlinger8 patents · 562 citations
- 244Dennis E. J. Johnson9 patents · 227 citations
- 251Grigori A. Abramov9 patents · 227 citations
Rising· last 2 yrs
The top-scoring C10J patents made public in the last 2 years
- 199US11851622B1✦ AIMethods for processing a hydrocarbon oil feed stream utilizing a gasification unit and ste7 cites · 202486% earned
- 296US11952274B1✦ AIProcess for producing hydrogen product having reduced carbon intensity4 cites · 202470% earned
- 392US12359139B2✦ AISystem and methods of processing waste to generate energy and green hydrogen2 cites · 202467% earned
- 488US12122967B1Process for production of H2 rich synthesis gas from coal/steam with Cu—Fe-alumina based c2 cites · 202476% earned
- 583US12275903B2Fuel compositions from light tight oils and high sulfur fuel oils0 cites · 20240% earned
- 679US12404466B2Blends of low carbon and conventional fuels with improved performance characteristics0 cites · 20240% earned
- 775US12297308B2Ethanol0 cites · 20240% earned
- 871US12480055B2Pyrolysis reactor system and method0 cites · 20240% earned
- 967US12239939B2Methods and apparatus for recycling tail gas in syngas fermentation to ethanol0 cites · 20240% earned
- 1063US12415170B2Electric-powered, closed-loop, continuous-feed, endothermic energy-conversion systems and 0 cites · 20250% earned
- 1158US12203040B2Two-stage syngas production with separate char and product gas inputs into the second stag0 cites · 20240% earned
- 1254US12480061B2System and method for liquid fuel production from carbonaceous materials using recycled co0 cites · 20240% earned
- 1350US11912637B1Systems and/or methods for producing synthetic hydrocarbons from biomass0 cites · 20240% earned
- 1446US12286598B2Ponded ash beneficiation system and related methods0 cites · 20240% earned
- 1542US12258526B2Manufacturing method and manufacturing apparatus of syngas, and manufacturing method of li0 cites · 20240% earned
- 1638US12365846B2Arrangement for producing hydrocarbons with parallel gasifier and cracking unit0 cites · 20240% earned
- 1733US12305121B2Control method for a system having reduced nitrogen oxide emissions and for use in a carbo0 cites · 20240% earned
- 1829US11905476B1Apparatus and method for capturing renewable and non-renewable energy from biodegradable a0 cites · 20240% earned
- 1925US12221586B2Enhanced gasification system and method0 cites · 20240% earned
- 2021US11981564B1Carbon neutral conversion of residue0 cites · 20240% earned
- 2117US12247170B2Systems and methods for the thermochemical production and refining of hydrocarbon compound0 cites · 20240% earned
- 2213US12312549B2Method of producing a solid biomass-based fuel0 cites · 20240% earned
- 238US12252653B2Method of operating a fixed-bed gasifier for producing a product gas from pourable carbona0 cites · 20240% earned
- 244US12559445B2Processes and systems for upgrading a hydrocarbon-containing feed0 cites · 20240% earned
- 251US12241029B2Process for the conversion of petroleum to light olefins utilizing a pretreatment complex 0 cites · 20240% earned
Active· last 5 yrs
The top-scoring C10J patents of the last 5 years
- 199US11987763B2✦ AIProcesses for producing biocarbon pellets with high fixed-carbon content and optimized rea15 cites · 202389% earned
- 296US11753698B2✦ AIBio-reduction of metal ores integrated with biomass pyrolysis18 cites · 202284% earned
- 392US11767274B1✦ AISystems and/or methods for producing synthetic hydrocarbons from biomass12 cites · 202379% earned
- 488US11339337B1Elimination of poly- and perfluoro alkyl substances (PFAS) in a wastewater biosolids gasif10 cites · 202281% earned
- 583USD912203SDust controller device14 cites · 202189% earned
- 679US11851622B1Methods for processing a hydrocarbon oil feed stream utilizing a gasification unit and ste7 cites · 202486% earned
- 775US11014810B1Carbon capture, waste upgrade, and chemicals production using improved flexicoking9 cites · 202187% earned
- 871US11952274B1Process for producing hydrogen product having reduced carbon intensity4 cites · 202470% earned
- 967US11655426B2Processes for producing high biogenic concentration fischer-tropsch liquids derived from m6 cites · 202157% earned
- 1063US11542437B2Method and system for performing thermochemical conversion of a carbonaceous feedstock to 7 cites · 202175% earned
- 1158US11377604B2Fuel compositions from light tight oils and high sulfur fuel oils6 cites · 202157% earned
- 1254US11466223B2Two-stage syngas production with separate char and product gas inputs into the second stag5 cites · 202272% earned
- 1350US11608475B2Fuel production system for producing liquid fuel from biomass feedstock and renewable ener4 cites · 202182% earned
- 1446US11566192B2Fuel production system4 cites · 202182% earned
- 1542US11661559B2Universal feeder with clamshell transfer screw3 cites · 202267% earned
- 1638US12359139B2System and methods of processing waste to generate energy and green hydrogen2 cites · 202467% earned
- 1733US11534733B2Electric-powered, closed-loop, continuous-feed, endothermic energy-conversion systems and 3 cites · 202163% earned
- 1829US11473504B2Systems and methods for processing carbonaceous feedstock3 cites · 202167% earned
- 1925US11572512B2Gasification process3 cites · 202267% earned
- 2021US12398328B2Chemical recycling of processed mixed plastic waste streams3 cites · 202372% earned
- 2117US11634650B2Method of producing liquid fuel from carbonaceous feedstock through gasification and recyc2 cites · 202253% earned
- 2213US11124725B2Process vessel for forming fuel compositions and related systems and methods3 cites · 202167% earned
- 238US11572329B1System and method for methanol production using energy mix systems2 cites · 202376% earned
- 244US11371394B2Methods and systems for diesel fueled CLC for efficient power generation and CO2 capture3 cites · 202172% earned
- 251US11857923B2Methods and apparatus for recycling tail gas in syngas fermentation to ethanol2 cites · 202258% earned
All-time canon
The defining C10J patents of the whole record
- 199US6685754B2✦ AIMethod for the production of hydrogen-containing gaseous mixtures474 cites · 200390% earned
- 296US5955039A✦ AICoal gasification and hydrogen production system and method453 cites · 199995% earned
- 392US7762825B2✦ AIElectro-mechanical interfaces to mount robotic surgical arms441 cites · 200790% earned
- 488US3986349AMethod of power generation via coal gasification and liquid hydrocarbon synthesis357 cites · 197691% earned
- 583US4138442AProcess for the manufacture of gasoline341 cites · 197994% earned
- 679US4994093AMethod of producing methanol synthesis gas328 cites · 199194% earned
- 775US4277416AProcess for producing methanol315 cites · 198194% earned
- 871US4407973AMethanol from coal and natural gas311 cites · 198394% earned
- 967US4152119ABriquette comprising caking coal and municipal solid waste303 cites · 197994% earned
- 1063US5445658AGasification apparatus for a finely divided combustible material280 cites · 199594% earned
- 1158US8585420B2Apparatus for surgical systems with electro-mechanical interfaces to mount robotic surgica259 cites · 201289% earned
- 1254US8066524B2Surgical system with electro-mechanical interfaces to mount robotic surgical arms258 cites · 201089% earned
- 1350US4497637AThermochemical conversion of biomass to syngas via an entrained pyrolysis/gasification pro245 cites · 198594% earned
- 1446US5937652AProcess for coal or biomass fuel gasification by carbon dioxide extracted from a boiler fl227 cites · 199994% earned
- 1542US6013158AApparatus for converting coal to hydrocarbons219 cites · 200091% earned
- 1638US5177304AMethod and system for forming carbon dioxide from carbon-containing materials in a molten 211 cites · 199391% earned
- 1733US3958957AMethane production196 cites · 197694% earned
- 1829US5059404AIndirectly heated thermochemical reactor apparatus and processes194 cites · 199187% earned
- 1925US7622693B2Plasma whirl reactor apparatus and methods of use193 cites · 200384% earned
- 2021US5265410APower generation system191 cites · 199394% earned
- 2117US6306917B1Processes for the production of hydrocarbons, power and carbon dioxide from carbon-contain190 cites · 200191% earned
- 2213US4678860AProcess of producing liquid hydrocarbon fuels from biomass188 cites · 198794% earned
- 238US4597776AHydropyrolysis process186 cites · 198694% earned
- 244US4822935AHydrogasification of biomass to produce high yields of methane178 cites · 198994% earned
- 251US5132007ACo-generation system for co-producing clean, coal-based fuels and electricity177 cites · 199294% earned
Rising· last 2 yrs
Assignees whose newest C10J patents became public in the last 2 years — the current frontier
- 199US ENERGY54 patents · 1,583 citations
- 296SAUDI ARABIAN OIL CO25 patents · 99 citations
- 392MAWETAL LLC17 patents · 40 citations
- 488THERMOCHEM RECOVERY INT INC30 patents · 71 citations
- 583LANZATECH INC7 patents · 12 citations
- 679ARIES CLEAN TECH LLC12 patents · 13 citations
- 775KRAKEN TECH HOLDINGS LLC4 patents · 8 citations
- 871UOP LLC5 patents · 9 citations
- 967UNIV CHINA PETROLEUM EAST CHINA6 patents · 15 citations
- 1063HONDA MOTOR CO LTD6 patents · 8 citations
- 1158MERRILL MATTHEW D3 patents · 12 citations
- 1254SK INNOVATION CO LTD6 patents · 6 citations
- 1350SEKISUI CHEMICAL CO LTD10 patents · 1 citations
- 1446DUKE TECH LLC3 patents · 2 citations
- 1542TEKNOLOGIAN TUTKIMUSKESKUS VTT OY6 patents · 1 citations
- 1638Integrated Energy LLC2 patents · 2 citations
- 1733PLATINUM FUELS LLC2 patents · 0 citations
- 1829EXXONMOBIL CHEMICAL PATENTS INC2 patents · 2 citations
- 1925MONTAUK AG RENEWABLES LLC2 patents · 0 citations
- 2021UNIV ZHEJIANG3 patents · 0 citations
- 2117ASH TEK LLC2 patents · 0 citations
- 2213TEAL SALES INCORPORATED2 patents · 0 citations
- 238US NAVY2 patents · 0 citations
- 244MCGOLDEN LLC2 patents · 0 citations
- 251RAVEN SR INC2 patents · 0 citations
Active· last 5 yrs
Sustained C10J output across the last 5 years
- 199BATTELLE MEMORIAL INSTITUTE15 patents · 811 citations
- 296US ENERGY54 patents · 1,583 citations
- 392FULCRUM BIOENERGY INC13 patents · 174 citations
- 488AIR PROD & CHEM22 patents · 297 citations
- 583MITSUBISHI HEAVY IND LTD29 patents · 495 citations
- 679MASSACHUSETTS INST TECHNOLOGY8 patents · 355 citations
- 775EASTMAN CHEM CO21 patents · 244 citations
- 871GAS TECHNOLOGY INST12 patents · 99 citations
- 967SAUDI ARABIAN OIL CO25 patents · 99 citations
- 1063MAWETAL LLC17 patents · 40 citations
- 1158THERMOCHEM RECOVERY INT INC30 patents · 71 citations
- 12548 RIVERS CAPITAL LLC5 patents · 55 citations
- 1350SIEMENS AG18 patents · 58 citations
- 1446TERRAPOWER LLC4 patents · 59 citations
- 1542EcoGensus LLC8 patents · 36 citations
- 1638OHIO STATE INNOVATION FOUNDATION7 patents · 38 citations
- 1733INENTEC INC12 patents · 23 citations
- 1829AIR LIQUIDE10 patents · 28 citations
- 1925EXXONMOBIL RES & ENG CO8 patents · 17 citations
- 2021LANZATECH INC7 patents · 12 citations
- 2117HALDOR TOPSOE AS7 patents · 37 citations
- 2213EXPANDER ENERGY INC5 patents · 16 citations
- 238LUMMUS TECHNOLOGY INC12 patents · 10 citations
- 244VELOCYS TECH LTD7 patents · 7 citations
- 251UNIV KING FAHD PET & MINERALS7 patents · 10 citations
All-time canon
All-time PatentIndex Score in C10J
- 199MFG & TECH CONVERSION INT INC7 patents · 836 citations
- 296INTEGRATED ENVIRONMENTAL TECHN10 patents · 794 citations
- 392MOLTEN METAL TECH INC5 patents · 754 citations
- 488EXXON RESEARCH ENGINEERING CO59 patents · 4,281 citations
- 583BATTELLE MEMORIAL INSTITUTE15 patents · 811 citations
- 679INST GAS TECHNOLOGY22 patents · 958 citations
- 775TEXACO INC187 patents · 5,956 citations
- 871CHEVRON RES15 patents · 836 citations
- 967GEN ELECTRIC100 patents · 1,229 citations
- 1063EBARA CORP25 patents · 938 citations
- 1158BATTELLE DEVELOPMENT CORP5 patents · 539 citations
- 1254KRUPP KOPPERS GMBH32 patents · 1,123 citations
- 1350BOHLIG JAMES W8 patents · 296 citations
- 1446TEXACO DEVELOPMENT CORP29 patents · 1,084 citations
- 1542US ENERGY54 patents · 1,583 citations
- 1638PRAXAIR TECHNOLOGY INC8 patents · 486 citations
- 1733THERMO TECHNOLOGIES LLC6 patents · 200 citations
- 1829RE COMMUNITY ENERGY LLC5 patents · 224 citations
- 1925SHELL OIL CO103 patents · 1,927 citations
- 2021METALLGESELLSCHAFT AG42 patents · 858 citations
- 2117COMBUSTION ENG30 patents · 981 citations
- 2213RENTECH INC13 patents · 396 citations
- 238FUNK HARALD F8 patents · 450 citations
- 244MOBIL OIL CORP9 patents · 594 citations
- 251DYNECOLOGY INC6 patents · 617 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth