Inventor · disambiguated record
Ashim Kumar Ghosh
Also filed as: GHOSH ASHIM · GHOSH ASHIM K · GHOSH ASHIM KUMAR
56 granted patents·12 pending applications·916 citations·filing 1991–2022
99Inventor score
Files withSAUDI BASIC IND CORP27SABIC GLOBAL TECHNOLOGIES BV15FINA TECHNOLOGY12GHOSH ASHIM KUMAR9GHOSH ASHIM2
Top patents by PatentIndex Score
68 records- 0196US7368410B2Zeolite catalyst and method of preparing and use of zeolite catalystSAUDI BASIC IND CORP·Filed 2005·Granted May 6, 2008·25 cites·32 claims
- 0296US7279608B2Toluene methylation process with increased methanol selectivitySAUDI BASIC IND CORP·Filed 2005·Granted Oct 9, 2007·22 cites·20 claims
- 0396US5907073AAromatic alkylation processFINA TECHNOLOGY·Filed 1998·Granted May 25, 1999·84 cites·22 claims
- 0496US5227558AAromatic alkylation process employing steam modified zeolite beta catalystFINA TECHNOLOGY·Filed 1992·Granted Jul 13, 1993·80 cites·14 claims
- 0595US7304194B2Hydrothermal treatment of phosphorus-modified zeolite catalystsSAUDI BASIC IND CORP·Filed 2005·Granted Dec 4, 2007·34 cites·13 claims
- 0693US7674942B2Method of preparing an alkyl aromatic product with phosphorus-treated zeolite catalystSAUDI BASIC IND CORP·Filed 2008·Granted Mar 9, 2010·10 cites·24 claims
- 0793US7662737B2Bound phosphorus-modified zeolite catalyst, method of preparing and method of using thereofSAUDI BASIC IND CORP·Filed 2005·Granted Feb 16, 2010·16 cites·62 claims
- 0893US7507685B2Phosphorus-containing zeolite catalystSAUDI BASIC IND CORP·Filed 2008·Granted Mar 24, 2009·15 cites·9 claims
- 0992US9783462B2Toluene methylation with transalkylation of heavy aromaticsSAUDI BASIC IND CORP·Filed 2013·Granted Oct 10, 2017·8 cites·11 claims
- 1092US6057485AGas phase alkylation with split load of catalystFINA TECHNOLOGY·Filed 1998·Granted May 2, 2000·52 cites·23 claims
- 1191US7446069B2Fluoride-modified zeolite catalystSAUDI BASIC IND CORP·Filed 2006·Granted Nov 4, 2008·12 cites·12 claims
- 1291US7399727B2Zeolite catalyst and methodSAUDI BASIC IND CORP·Filed 2005·Granted Jul 15, 2008·15 cites·11 claims
- 1391US6090991AGas phase alkylation method and catalystFINA TECHNOLOGY·Filed 1999·Granted Jul 18, 2000·44 cites·13 claims
- 1490US7576026B2Method of hydrothermal treatment of phosphorus-modified zeolite catalytsSAUDI BASIC IND CORP·Filed 2007·Granted Aug 18, 2009·13 cites·7 claims
- 1590US7196237B2Method of preparing an alkyl aromatic productSAUDI BASIC IND CORP·Filed 2005·Granted Mar 27, 2007·11 cites·15 claims
- 1690US6222084B1Gas phase alkylation-liquid phase transalkylation processFINA TECHNOLOGY·Filed 1999·Granted Apr 24, 2001·42 cites·23 claims
- 1790US5387732AStart-up process for improved selectivity in toluene disproportionationFINA TECHNOLOGY·Filed 1993·Granted Feb 7, 1995·38 cites·12 claims
- 1889US6268305B1Catalysts with low concentration of weak acid sitesFINA TECHNOLOGY·Filed 2000·Granted Jul 31, 2001·34 cites·3 claims
- 1988US7084318B2Toluene methylation processSAUDI BASIC IND CORP·Filed 2003·Granted Aug 1, 2006·18 cites·23 claims
- 2087US7285511B2Method of modifying zeolite catalystSAUDI BASIC IND CORP·Filed 2004·Granted Oct 23, 2007·28 cites·23 claims
- 2187US7105713B2Preparation of alkyl-aromatic productsSAUDI BASIC IND CORP·Filed 2005·Granted Sep 12, 2006·8 cites·19 claims
- 2287US7060864B2Toluene methylation processSAUDI BASIC IND CORP·Filed 2003·Granted Jun 13, 2006·22 cites·21 claims
- 2385US9314779B2Method of making a catalyst and catalyst made therebyGHOSH ASHIM KUMAR·Filed 2012·Granted Apr 19, 2016·3 cites·16 claims
- 2485US8436222B2Pretreatment of a phosphorus-modified zeolite catalyst for an aromatic alkylation processGHOSH ASHIM KUMAR·Filed 2011·Granted May 7, 2013·5 cites·12 claims
- 2585US8062987B2Phosphorus-containing zeolite catalysts and their method of preparationGHOSH ASHIM KUMAR·Filed 2009·Granted Nov 22, 2011·8 cites·20 claims
- 2684US7244869B2Method of aromatic alkylationSAUDI BASIC IND CORP·Filed 2006·Granted Jul 17, 2007·6 cites·25 claims
- 2784US5475180AStable toluene disproportionation processFiled 1994·Granted Dec 12, 1995·23 cites·13 claims
- 2883US10717936B2Catalytic process of simultaneous pyrolysis of mixed plastics and dechlorination of the pyrolysis oilSABIC GLOBAL TECHNOLOGIES BV·Filed 2017·Granted Jul 21, 2020·4 cites·20 claims
- 2983US8115041B2Pretreatment of a phosphorus-modified zeolite catalyst for an aromatic alkylation processGHOSH ASHIM KUMAR·Filed 2008·Granted Feb 14, 2012·7 cites·17 claims
- 3083US5210356AToluene disproportionation employing modified omega zeolite catalystFINA TECHNOLOGY·Filed 1991·Granted May 11, 1993·49 cites·14 claims
- 3181US9278342B2Method of modifying a phosphorus-containing zeolite catalystGHOSH ASHIM KUMAR·Filed 2012·Granted Mar 8, 2016·3 cites·27 claims
- 3280US9782758B2Method of preparing hydrocarbon aromatization catalyst, the catalyst, and the use of the catalystSAUDI BASIC IND CORP·Filed 2013·Granted Oct 10, 2017·3 cites·20 claims
- 3380US7560608B2Method of preparing a xylene productSAUDI BASIC IND CORP·Filed 2007·Granted Jul 14, 2009·8 cites·19 claims
- 3478US10864505B2Process for preparing hydrocracking catalystSABIC GLOBAL TECHNOLOGIES BV·Filed 2016·Granted Dec 15, 2020·1 cites·20 claims
- 3578US7713898B2Method of making a phosphorus-modified zeolite catalystSAUDI BASIC IND CORP·Filed 2008·Granted May 11, 2010·6 cites·23 claims
- 3678US6096938AZeolite catalyst with enhanced dealkylation activity and method for producing sameFINA TECHNOLOGY·Filed 1999·Granted Aug 1, 2000·37 cites·16 claims
- 3777US5336824AMordenite catalysts in toluene synthesisFINA TECHNOLOGY·Filed 1993·Granted Aug 9, 1994·30 cites·13 claims
- 3876US8558046B2Aromatic alkylation processGALLOWAY JR FREDERICK MERRILL·Filed 2009·Granted Oct 15, 2013·6 cites·17 claims
- 3976US7635793B2Aromatic alkylation with phosphorus-modified zeolite catalystSAUDI BASIC IND CORP·Filed 2008·Granted Dec 22, 2009·5 cites·19 claims
- 4075US6943131B1Selective zeolite catalyst modificationSAUDI BASIC IND CORP·Filed 2004·Granted Sep 13, 2005·11 cites·9 claims
- 4173US11559795B2Bimetallic catalysts supported on zeolites for selective conversion of n-butane to ethaneSABIC GLOBAL TECHNOLOGIES BV·Filed 2019·Granted Jan 24, 2023·1 cites·20 claims
- 4271US9242233B2Catalyst for light naphtha aromatizationGHOSH ASHIM K·Filed 2012·Granted Jan 26, 2016·3 cites·17 claims
- 4368US7060644B2Aromatic alkylation catalyst and methodSAUDI BASIC IND CORP·Filed 2004·Granted Jun 13, 2006·6 cites·17 claims
- 4468US5990031AZeolite catalyst with enhanced dealkylation activity and method for producing sameFINA TECHNOLOGY·Filed 1996·Granted Nov 23, 1999·25 cites·19 claims
- 4567US5847255AGas phase alkylation-liquid phase transalkylation processFINA TECHNOLOGY·Filed 1997·Granted Dec 8, 1998·28 cites·21 claims
- 4665US10058732B2Yoga deviceGHOSH ASHIM·Filed 2009·Granted Aug 28, 2018·6 cites·6 claims
- 4765US9446389B2Hydrocarbon aromatization catalyst composition and method of formationSAUDI BASIC IND CORP·Filed 2013·Granted Sep 20, 2016·1 cites·16 claims
- 4864US10975002B2Toluene methylation with transalkylation of heavy aromaticsSAUDI BASIC IND CORP·Filed 2017·Granted Apr 13, 2021·0 cites·10 claims
- 4963US2025100956A1Method for Purifying Linear Alpha OlefinsSABIC GLOBAL TECHNOLOGIES BV·Filed 2022·Application pending·0 cites
- 5057US10710058B2Process for preparing hydrocracking catalystSABIC GLOBAL TECHNOLOGIES BV·Filed 2017·Granted Jul 14, 2020·0 cites·20 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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