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USPTO Patent Rankings Data through Dec 31, 2025
MJ

Marcel Janssen — 57 Patents

ExxonMobil: 57 patents #108 of 10,161Top 2%
Overall (All Time): #42,642 of 4,157,543Top 2%
57 Patents All Time
Marcel Janssen has been granted 57 US patents while listed as an inventor at ExxonMobil. The first was granted in 1994 and the most recent in January 2024. Marcel Janssen ranks #42,642 of 4,157,543 US inventors in our database (top 1.0%). Patent records list Marcel Janssen in Leuven, TX, NL.

Issued Patents All Time

Showing 1–25 of 57 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11873263 Oligomerization process Andrew Wiersum, Paul Hamilton, Luc R. M. Martens, Sara Garcia Frutos 2024-01-16 $1,101,755,000
9580525 Olefin olegomerization process Georges M. K. Mathys, Geraldine Tosin, Johan Martens, Joris Franken 2017-02-28 $115,303,000
9321971 Removal of asphaltene contaminants from hydrocarbon streams using carbon based adsorbents John D. Y. Ou, Glenn A. Heeter, Cornelis W. M. Van Oorschot 2016-04-26 $74,389,000
7914760 Crystalline intergrowth material of silicoaluminophosphate having two intergrown phases Machteld M. Mertens, An Verberckmoes, Yun-Feng Chang, Luc R. M. Martens, Stephen N. Vaughn +2 more 2011-03-29 $172,822,000
7754933 Rejuvenating deactivated molecular sieve Luc R. M. Martens, Nicolas Coute, James R. Lattner 2010-07-13 $233,218,000
7622624 Crystalline intergrowth material, its synthesis and its use in the conversion of oxygenates to olefins Machteld M. Mertens, An Verberckmoes, Yun-Feng Chang, Luc R. M. Martens, Stephen N. Vaughn +2 more 2009-11-24 $209,846,000
7518026 Catalyst and process for the conversion of oxygenates to olefins Machteld M. Mertens, Yun-Feng Chang, Stephen N. Vaughn 2009-04-14 $480,454,000
7498475 Molecular sieve mixtures for olefin formation Nicolas Coute, Machteld M. Mertens 2009-03-03 $324,094,000
7495142 Protecting catalytic sites of metalloaluminophosphate molecular sieves Luc R. M. Martens 2009-02-24 $643,430,000
7453019 Conversion process Teng Xu, Cor F. Van Egmond, Keith Kuechler, Stephen N. Vaughn 2008-11-18 $565,761,000
7402718 Conversion process Teng Xu, Cor F. Van Egmond, Keith H. Kuechler, Stephen N. Vaughn, James H. Beech, Jr. 2008-07-22 $268,625,000
7381853 Production of higher olefins Luc Martens, John Stephen Godsmark, Georges Marie Karel Mathys, Raphael Frans Caers, Hubertus Joseph Beckers +2 more 2008-06-03 $372,815,000
7375050 Synthesis and use of aluminophosphates and silicoaluminophosphates Machteld M. Mertens, Teng Xu 2008-05-20 $397,166,000
7345213 Protecting catalytic activity of a SAPO molecular sieve Cornelius W. M. Van Oorschot, Shun C. Fung, Luc R. M. Martens, Wilfried J. Mortier, Ronald G. Searle +2 more 2008-03-18 $284,420,000
7309806 Maintaining molecular sieve catalytic activity under water vapor conditions Peter Loezos, Shun C. Fung, Stephen N. Vaughn, Kenneth R. Clem, James H. Beech, Jr. +3 more 2007-12-18 $466,358,000
7288689 Methanol and fuel alcohol production for an oxygenate to olefin reaction system Cornelis F. Van Egmond, Luc R. M. Martens, Jaimes Sher 2007-10-30 $187,594,000
7276149 Method of shutting down a reaction system James H. Beech, Jr., Richard E. Walter, Shun C. Fung, Peter Loezos, Stephen N. Vaughn 2007-10-02 $243,799,000
7264789 Crystalline molecular sieves Johannes Petrus Verduijn, Cornelius W. M. Van Oorschot, David E. W. Vaughan, Machteld M. Mertens 2007-09-04 $962,567,000
7259287 Method of starting up a reaction system James H. Beech, Jr., Richard E. Walter, Shun C. Fung, Peter Loezos, Luc R. M. Martens +2 more 2007-08-21 $845,187,000
7253331 Molecular sieve catalyst composition, its making and use in conversion processes Luc Martens, Machteld M. Mertens, An Verberckmoes, Guang Cao 2007-08-07 $305,980,000
7247764 Conversion process Teng Xu, Cor F. Van Egmond, Keith H. Kuechler, Stephen N. Vaughn, James H. Beech, Jr. 2007-07-24 $235,038,000
7241716 Protecting catalytic sites of metalloaluminophosphate molecular sieves Luc R. M. Martens 2007-07-10 $327,042,000
7238846 Conversion process Teng Xu, Cor F. Van Egmond, Keith Kuechler, Stephen N. Vaughn 2007-07-03 $258,021,000
7238845 Molecular sieve catalyst compositions, their production and use in conversion processes 2007-07-03 $258,021,000
7196239 Methanol and ethanol production for an oxygenate to olefin reaction system Cornelis F. Van Egmond, Andrew Argo, Teng Xu, Jaimes Sher 2007-03-27 $359,520,000