Inventor · disambiguated record
John William Hemmings
Also filed as: HEMMINGS JOHN · HEMMINGS JOHN W · HEMMINGS JOHN WILLIAM
8 granted patents·8 pending applications·164 citations·filing 1985–2022
86Inventor score
Top patents by PatentIndex Score
16 records- 0195US7686856B2Method and apparatus for producing synthesis gasPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Mar 30, 2010·48 cites·13 claims
- 0286US8466332B1Method and apparatus for microwave depolymerization of hydrocarbon feedstocksHEMMINGS JOHN·Filed 2011·Granted Jun 18, 2013·16 cites·49 claims
- 0386US5067972APurification of gasesAECI LTD·Filed 1990·Granted Nov 26, 1991·81 cites·8 claims
- 0481US8378161B1Method and apparatus for microwave depolymerization of hydrocarbon feedstocksCLIMAX GLOBAL ENERGY INC·Filed 2012·Granted Feb 19, 2013·8 cites·18 claims
- 0561US11898111B2Process for production of useful hydrocarbon materials from plastic waste and reaction system thereforResonante LLC·Filed 2021·Granted Feb 13, 2024·0 cites·9 claims
- 0659US2022064539A1Process for production of useful hydrocarbon materials from plastic waste and reaction system thereforResonante LLC·Filed 2020·Application pending·0 cites
- 0753US12157858B2Process for production of useful hydrocarbon materials from plastic wasteResonante LLC·Filed 2022·Granted Dec 3, 2024·0 cites·15 claims
- 0853US2014114097A1Method and Apparatus for Microwave Depolymerization of Hydrocarbon FeedstocksClimax Global Energy·Filed 2013·Application pending·0 cites
- 0950US2011142722A1Method and apparatus for producing synthesis gasHEMMINGS JOHN WILLIAM·Filed 2009·Application pending·0 cites
- 1048US2012138601A1Method and Apparatus for Microwave Depolymerization of Hydrocarbon FeedstocksHEMMINGS JOHN·Filed 2011·Application pending·0 cites
- 1146US4623370AGas treatment processAECI LTD·Filed 1985·Granted Nov 18, 1986·11 cites·12 claims
- 1245US12234413B2Desulfurization process of waste tire pyrolysis oil to produce fuelWASTEFRONT AS·Filed 2021·Granted Feb 25, 2025·0 cites·6 claims
- 1345US2007292342A1Synthesis gas production method and reactorHEMMINGS JOHN WILLIAM·Filed 2006·Application pending·0 cites
- 1444US2016168486A1Methods, systems, and apparatuses for low-temperature, fischer-tropsch wax hydrogenationGI GASIFICATION INTERNAT LUXEMBOURG S A·Filed 2014·Application pending·0 cites
- 1535US2018029003A1Systems, methods, and apparatuses for fischer-tropsch reactor cascadeSGC ENERGIA CO LLC·Filed 2016·Application pending·0 cites
- 1632US2024076566A1Method of adsorptive desulfurization of pyrolyzed end-of-life tiresWASTEFRONT AS·Filed 2021·Application pending·0 cites
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