Inventor · disambiguated record
John Di-Yi Ou
Also filed as: OU JOHN D · OU JOHN D Y · OU JOHN DI-YI
73 granted patents·15 pending applications·1,252 citations·filing 1988–2022
99Inventor score
Files withEXXONMOBIL CHEM PATENTS INC47EXXONMOBIL CHEMICAL PATENTS INC10EXXON CHEMICAL PATENTS INC8OU JOHN DI-YI4EXXONMOBIL RES & ENG CO2
Top patents by PatentIndex Score
88 records- 0198US8697929B2Xylene isomerization process and catalyst thereforOU JOHN DI-YI·Filed 2011·Granted Apr 15, 2014·40 cites·8 claims
- 0298US7563358B2Process for the production of benzene, toluene, and xylenesEXXONMOBIL CHEM PATENTS INC·Filed 2006·Granted Jul 21, 2009·53 cites·41 claims
- 0397US7700816B2Catalytic conversion of oxygenates to olefinsEXXONMOBIL CHEM PATENTS INC·Filed 2006·Granted Apr 20, 2010·31 cites·16 claims
- 0497US7199273B2Selective hydrogenation of alkynes and/or diolefinsEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Apr 3, 2007·63 cites·18 claims
- 0596US8692044B2Process for producing para-xyleneEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Apr 8, 2014·10 cites·8 claims
- 0695US8344197B2Production of para-xylene by the methylation of benzene and/or tolueneEXXONMOBIL CHEM PATENTS INC·Filed 2010·Granted Jan 1, 2013·13 cites·13 claims
- 0795US7439412B2Process for producing para-xyleneEXXONMOBIL CHEM PATENTS INC·Filed 2007·Granted Oct 21, 2008·21 cites·38 claims
- 0894US9434661B2Phenol removal in paraxylene recovery processEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Sep 6, 2016·6 cites·17 claims
- 0994US9012711B2Phenol removal in paraxylene recovery processEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Apr 21, 2015·10 cites·14 claims
- 1094US8569559B2Paraxylene production process and apparatusOU JOHN DI-YI·Filed 2011·Granted Oct 29, 2013·11 cites·11 claims
- 1194US8273934B2Process for producing para-xyleneOU JOHN DI-YI·Filed 2009·Granted Sep 25, 2012·12 cites·13 claims
- 1294US5167797ARemoval of sulfur contaminants from hydrocarbons using n-halogeno compoundsEXXON CHEMICAL COMPANY INC·Filed 1990·Granted Dec 1, 1992·92 cites·24 claims
- 1393US7626065B2Process for producing para-xyleneEXXONMOBIL CHEM PATENTS INC·Filed 2008·Granted Dec 1, 2009·14 cites·20 claims
- 1493US7270792B2Process for producing para-xyleneEXXONMOBIL CHEM PATENTS INC·Filed 2005·Granted Sep 18, 2007·15 cites·14 claims
- 1593US6878855B2Process for producing para-xyleneEXXONMOBIL CHEM PATENTS INC·Filed 2001·Granted Apr 12, 2005·34 cites·26 claims
- 1692US9205401B2Phenol removal in paraxylene recovery processEXXONMOBIL CHEM PATENTS INC·Filed 2015·Granted Dec 8, 2015·5 cites·10 claims
- 1792US6717025B1Process for removing oxygenates from an olefinic streamEXXONMOBIL CHEM PATENTS INC·Filed 2002·Granted Apr 6, 2004·23 cites·71 claims
- 1892US5107061ARemoval of organochlorides from hydrocarbon feed streamsEXXON CHEMICAL PATENTS INC·Filed 1990·Granted Apr 21, 1992·83 cites·22 claims
- 1992US4961881AProcess for separating triglycerides and regenerating absorbent used in said separation processUOP INC·Filed 1988·Granted Oct 9, 1990·53 cites·5 claims
- 2091US9416072B1Selective hydrogenation of styrene to ethylbenzeneEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Aug 16, 2016·3 cites·9 claims
- 2190US8716541B2Paraxylene production process and apparatusEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted May 6, 2014·5 cites·5 claims
- 2290US7122493B2Combined cracking and selective hydrogen combustion for catalytic crackingEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Oct 17, 2006·30 cites·32 claims
- 2390US5120881ARemoval of nitrogenous components of a hydrocarbon feedstreamEXXON CHEMICAL PATENTS INC·Filed 1990·Granted Jun 9, 1992·39 cites·12 claims
- 2489US8541639B2Process for producing para-xyleneOU JOHN DI-YI·Filed 2012·Granted Sep 24, 2013·3 cites·4 claims
- 2588US9321029B2Styrene removal in paraxylene recovery processEXXONMOBIL CHEM PATENTS INC·Filed 2015·Granted Apr 26, 2016·3 cites·4 claims
- 2688US6060633ASupported Lewis acid catalysts derived from superacids useful for hydrocarbon conversion reactionsFiled 1995·Granted May 9, 2000·51 cites·14 claims
- 2787US7122492B2Combined cracking and selective hydrogen combustion for catalytic crackingEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Oct 17, 2006·24 cites·30 claims
- 2887US7122495B2Combined cracking and selective hydrogen combustion for catalytic crackingEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Oct 17, 2006·31 cites·27 claims
- 2987US6489527B1Process for improving purity of para-xylene productFiled 1995·Granted Dec 3, 2002·40 cites·35 claims
- 3086US9156749B2Styrene removal in paraxylene recovery processEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Oct 13, 2015·3 cites·15 claims
- 3186US7326821B2Removal of oxygenate from an olefin streamEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Feb 5, 2008·15 cites·72 claims
- 3285US9309169B2Process for the production of purified xylene isomersEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Apr 12, 2016·5 cites·21 claims
- 3384US7902414B2Para-xylene production process employing in-situ catalyst selectivationEXXONMOBIL CHEM PATENTS INC·Filed 2007·Granted Mar 8, 2011·8 cites·12 claims
- 3482US9181147B2Process for the production of xylenes and light olefinsIACCINO LARRY L·Filed 2012·Granted Nov 10, 2015·5 cites·25 claims
- 3582US7227047B2Butadiene and isobutylene removal from olefinic streamsEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Jun 5, 2007·11 cites·12 claims
- 3682US6376733B1Process for production of paraxyleneEXXONMOBIL CHEM PATENTS INC·Filed 1996·Granted Apr 23, 2002·28 cites·21 claims
- 3782US6069288AProcess for selectively separating hydrogen, or both hydrogen and carbon monoxide from olefinic hydrocarbonsEXXON CHEMICAL PATENTS INC·Filed 1999·Granted May 30, 2000·25 cites·22 claims
- 3881US9006506B2Alkylation processZHENG XIAOBO·Filed 2012·Granted Apr 14, 2015·3 cites·6 claims
- 3981US6388156B1Direct selective synthesis of para-xylene by reacting an aromatic compound with a methylating agent formed from CO, Co2 and H2EXXONMOBIL CHEM PATENTS INC·Filed 1999·Granted May 14, 2002·60 cites·49 claims
- 4079US7683233B2Process for producing para-xyleneEXXONMOBIL CHEM PATENTS INC·Filed 2007·Granted Mar 23, 2010·3 cites·17 claims
- 4179US7550637B2Catalyst and process for selective hydrogenationEXXONMOBIL CHEM PATENTS INC·Filed 2005·Granted Jun 23, 2009·4 cites·18 claims
- 4279US7122494B2Combined cracking and selective hydrogen combustion for catalytic crackingEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Oct 17, 2006·19 cites·22 claims
- 4378US9266794B1Xylene isomerization process and catalyst thereforEXXONMOBIL CHEM PATENTS INC·Filed 2015·Granted Feb 23, 2016·1 cites·12 claims
- 4478US7220701B2Catalyst and process for selective hydrogenationEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted May 22, 2007·7 cites·20 claims
- 4577US9725378B2Paraxylene separation processEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Aug 8, 2017·1 cites·11 claims
- 4677US6459006B1Selective methylation to para-xylene using fuel syngasEXXONMOBIL CHEM PATENTS INC·Filed 1999·Granted Oct 1, 2002·58 cites·26 claims
- 4776US7125817B2Combined cracking and selective hydrogen combustion for catalytic crackingEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Oct 24, 2006·15 cites·27 claims
- 4875US9457292B2Paraxylene production process and apparatusEXXONMOBIL CHEMICAL PATENTS INC·Filed 2013·Granted Oct 4, 2016·1 cites·4 claims
- 4974US9783460B2Process for converting oxygenates to aromatic hydrocarbonsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2014·Granted Oct 10, 2017·2 cites·26 claims
- 5074US7087794B2Oxygenate conversion in the presence of highly unsaturated compoundsEXXONMOBIL CHEM PATENTS INC·Filed 2002·Granted Aug 8, 2006·6 cites·110 claims
Showing the top 50 of 88 patent records by PatentIndex Score.
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