Inventor · disambiguated record
Chuen Y. Yeh
Also filed as: ULMER HARRY E · YEH CHUEN Y · YEH CHUEN YUAN
46 granted patents·7 pending applications·1,191 citations·filing 1971–2013
98Inventor score
Files withABB LUMMUS GLOBAL INC17LUMMUS TECHNOLOGY INC10EXXON RESEARCH ENGINEERING CO8ALLIED CHEM5ARNOLD STEPHEN C2
Top patents by PatentIndex Score
53 records- 0195US8519210B2Process for producing ethylene via oxidative dehydrogenation (ODH) of ethaneARNOLD STEPHEN CRAIG·Filed 2009·Granted Aug 27, 2013·41 cites·15 claims
- 0295US7663011B2Mesoporous material with active metalsLUMMUS TECHNOLOGY INC·Filed 2005·Granted Feb 16, 2010·42 cites·35 claims
- 0394US8105971B2Process for making catalysts useful for the conversion of paraffins to olefinsGAFFNEY ANNE MAE·Filed 2009·Granted Jan 31, 2012·25 cites·20 claims
- 0494US6762143B2Catalyst containing microporous zeolite in mesoporous supportABB LUMMUS GLOBAL INC·Filed 2001·Granted Jul 13, 2004·65 cites·10 claims
- 0593US7550405B2Zeolite composite, method for making and catalytic application thereofLUMMUS TECHNOLOGY INC·Filed 2006·Granted Jun 23, 2009·26 cites·23 claims
- 0693US7084087B2Zeolite composite, method for making and catalytic application thereofABB LUMMUS GLOBAL INC·Filed 2003·Granted Aug 1, 2006·63 cites·16 claims
- 0793US4203923AMethod for promotion of phenol hydrogenationALLIED CHEM·Filed 1976·Granted May 20, 1980·30 cites·10 claims
- 0891US6930219B2Mesoporous material with active metalsABB LUMMUS GLOBAL INC·Filed 2002·Granted Aug 16, 2005·49 cites·34 claims
- 0991US4761505AProcess for recovery of alcohols from sulfuric acid streamsEXXON RESEARCH ENGINEERING CO·Filed 1986·Granted Aug 2, 1988·33 cites·17 claims
- 1090US7442290B2Mesoporous aluminum oxide, preparation and use thereofLUMMUS TECHNOLOGY INC·Filed 2007·Granted Oct 28, 2008·9 cites·9 claims
- 1190US7304199B2Solid acid catalyst and method of using sameABB LUMMUS GLOBAL INC·Filed 2004·Granted Dec 4, 2007·41 cites·23 claims
- 1290US6793911B2Nanocrystalline inorganic based zeolite and method for making sameABB LUMMUS GLOBAL INC·Filed 2002·Granted Sep 21, 2004·49 cites·21 claims
- 1390US6534022B1Conversion of nitrogen oxides in the presence of a catalyst supported on a mesh-like structureABB LUMMUS GLOBAL INC·Filed 2000·Granted Mar 18, 2003·59 cites·7 claims
- 1489US8105972B2Catalysts for the conversion of paraffins to olefins and use thereofGAFFNEY ANNE MAE·Filed 2009·Granted Jan 31, 2012·14 cites·19 claims
- 1588US4016213ARecovery of phenol, acetone and dimethyl phenyl carbinol from cumene oxidation productALLIED CHEM·Filed 1971·Granted Apr 5, 1977·34 cites·1 claims
- 1687US6004527AMethod for making molecular sieves and novel molecular sieve compositionsABB LUMMUS GLOBAL INC·Filed 1997·Granted Dec 21, 1999·68 cites·30 claims
- 1786US6946107B2Conversion of nitrogen oxides in the presence of a catalyst supported on a mesh-like structureABB LUMMUS GLOBAL INC·Filed 2003·Granted Sep 20, 2005·39 cites·9 claims
- 1886US4560804ACatalytic process for the manufacture of ketonesEXXON RESEARCH ENGINEERING CO·Filed 1983·Granted Dec 24, 1985·21 cites·13 claims
- 1985US7470645B2Zeolite composite, method for making and catalytic application thereofLUMMUS TECHNOLOGY INC·Filed 2006·Granted Dec 30, 2008·8 cites·20 claims
- 2084US4841967APositioning device for percutaneous needle insertionCHANG MING Z·Filed 1984·Granted Jun 27, 1989·305 cites·7 claims
- 2183US8933284B2Process for the production of butadieneLUMMUS TECHNOLOGY INC·Filed 2012·Granted Jan 13, 2015·2 cites·13 claims
- 2281US7211238B2Mesoporous aluminum oxide, preparation and use thereofABB LUMMUS GLOBAL INC·Filed 2004·Granted May 1, 2007·12 cites·35 claims
- 2381US6809055B2Zeolites and molecular sieves and the use thereofABB LUMMUS GLOBAL INC·Filed 2001·Granted Oct 26, 2004·20 cites·8 claims
- 2480US8293960B2Process for the production of butadieneARNOLD STEPHEN CRAIG·Filed 2009·Granted Oct 23, 2012·3 cites·17 claims
- 2578US8450232B2Catalysts useful for the alkylation of aromatic hydrocarbonsYEH CHUEN YUAN·Filed 2009·Granted May 28, 2013·7 cites·15 claims
- 2671US7371910B2Process for benzene alkylation and transalkylation of polyalkylated aromatics over improved zeolite beta catalystLUMMUS TECHNOLOGY INC·Filed 2004·Granted May 13, 2008·9 cites·18 claims
- 2769US6844479B2Alkylation processABB LUMMUS GLOBAL INC·Filed 2003·Granted Jan 18, 2005·8 cites·15 claims
- 2868US3959382AMethod for reactivating palladium catalystsALLIED CHEM·Filed 1974·Granted May 25, 1976·18 cites·12 claims
- 2965US7510644B2Zeolites and molecular sieves and the use thereofLUMMUS TECHNOLOGY INC·Filed 2004·Granted Mar 31, 2009·6 cites·14 claims
- 3063US6350429B1Method for making molecular sieves and novel molecular sieve compositionsABB LUMMUS GLOBAL INC·Filed 1999·Granted Feb 26, 2002·20 cites·8 claims
- 3162US6417376B1Selective oxidation process and catalyst thereforABB LUMMUS GLOBAL INC·Filed 1999·Granted Jul 9, 2002·9 cites·15 claims
- 3262US6013848AConversion of heavy polyalkylaromatic compoundsCATALYTIC DISTILLATION TECH·Filed 1997·Granted Jan 11, 2000·8 cites·17 claims
- 3360US7091365B2Process for olefin epoxidation and co-production of nylon precursorABB LUMMUS GLOBAL INC·Filed 2004·Granted Aug 15, 2006·1 cites·20 claims
- 3460US6930217B2Catalyst containing microporous zeolite in mesoporous support and method for making sameABB LUMMUS GLOBAL INC·Filed 2004·Granted Aug 16, 2005·3 cites·6 claims
- 3558US8765082B2Combined carbon dioxide and oxygen process for ethylbenzene dehydrogenation to styreneARNOLD STEPHEN C·Filed 2012·Granted Jul 1, 2014·0 cites·17 claims
- 3658US8237000B2Combined carbon dioxide and oxygen process for ethylbenzene dehydrogenation to styreneARNOLD STEPHEN C·Filed 2008·Granted Aug 7, 2012·0 cites·20 claims
- 3756US7985400B2Method for making mesoporous or combined mesoporous and microporous inorganic oxidesLUMMUS TECHNOLOGY INC·Filed 2004·Granted Jul 26, 2011·3 cites·17 claims
- 3855US5252197AProcess for upgrading gasolines and other hydrocarbon mixturesLUMMUS CREST INC·Filed 1992·Granted Oct 12, 1993·15 cites·27 claims
- 3953US2013230450A1Catalysts Useful for the Alkylation of Aromatic HydrocarbonsLUMMUS TECHNOLOGY INC·Filed 2013·Application pending·0 cites
- 4050US4014867AProduction of hexamethyleneimine from caprolactamALLIED CHEM·Filed 1975·Granted Mar 29, 1977·2 cites·20 claims
- 4150US2010222621A1Oxydehydrogenation of Ethylbenzene Using Mixed Metal Oxide or Sulfated Zirconia Catalysts to Produce StyreneGAFFNEY ANNE MAY·Filed 2009·Application pending·0 cites
- 4249US4737482ACatalysts for oxidation of olefins to ketonesEXXON RESEARCH ENGINEERING CO·Filed 1985·Granted Apr 12, 1988·10 cites·14 claims
- 4348US4528401ACatalytic process for the manufacture of ketonesEXXON RESEARCH ENGINEERING CO·Filed 1983·Granted Jul 9, 1985·3 cites·20 claims
- 4448US2005201920A1Mesoporous material with active metalsFiled 2005·Application pending·0 cites
- 4548US2011243837A1Method for Making Mesoporous or Combined Mesoporous and Microporous Inorganic OxidesLUMMUS TECHNOLOGY INC·Filed 2011·Application pending·0 cites
- 4646US4088703ARecovery of phenol values from purification residuesALLIED CHEM·Filed 1973·Granted May 9, 1978·3 cites·10 claims
- 4746US2009036721A1Dehydrogenation of ethylbenzene and ethane using mixed metal oxide or sulfated zirconia catalysts to produce styreneABB LUMMUS INC·Filed 2007·Application pending·0 cites
- 4845US4560805ACatalysts and process for the conversion of olefins to ketonesEXXON RESEARCH ENGINEERING CO·Filed 1983·Granted Dec 24, 1985·2 cites·10 claims
- 4942US2008032886A1Doped solid acid catalyst composition, process of conversion using same and conversion products thereofABB LUMMUS GLOBAL INC·Filed 2006·Application pending·0 cites
- 5040US2004181104A1Catalyst and process for alkyl group dehydrogenation of organic compoundsABB LUMMUS GLOBAL INC·Filed 2004·Application pending·0 cites
Showing the top 50 of 53 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →