Inventor · disambiguated record
Marcel Janssen
Also filed as: JANSSEN MARCEL · JANSSEN MARCEL J · JANSSEN MARCEL J G
4 granted patents·5 pending applications·53 citations·filing 1998–2012
74Inventor score
Files withEXXON RESEARCH ENGINEERING CO1EXXONMOBIL CHEM PATENTS INC1EXXONMOBIL RES & ENG CO1MATHYS GEORGES M K1SEVERINO DO ROSARIO DE QUINTANILHA DOS SANTOS ANA1
Top patents by PatentIndex Score
9 records- 0177US6118035AProcess for selectively producing light olefins in a fluid catalytic cracking process from a naphtha/steam feedEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Sep 12, 2000·40 cites·19 claims
- 0268US6258990B1Process for producing polypropylene from C3 olefins selectively produced in a fluid catalytic cracking process from a naphtha/steam feedEXXONMOBIL RES & ENG CO·Filed 2000·Granted Jul 10, 2001·11 cites·18 claims
- 0346US2003139636A1Method for selectively producing propylene by catalytic cracking an olefinic hydrocarbon feedstockFiled 2003·Application pending·0 cites
- 0443US2012022224A1Particles Including Zeolite Catalysts And Their Use In Oligomerization ProcessesTOSIN GERALDINE·Filed 2011·Application pending·0 cites
- 0542US2002103406A1Production of olefin dimers and oligomersFiled 2001·Application pending·0 cites
- 0642US2002179491A1Method for selectively producing propylene by catalytically cracking an olefinic hydrocarbon feedstockFiled 2002·Application pending·0 cites
- 0738US9643902B2Processes utilizing solvent extractionMATHYS GEORGES M K·Filed 2011·Granted May 9, 2017·0 cites·25 claims
- 0837US2014206072A1Methods and system for obtaining algal biomass and cultivation mediumSEVERINO DO ROSARIO DE QUINTANILHA DOS SANTOS ANA·Filed 2012·Application pending·0 cites
- 0934US6429348B1Method for selectively producing propylene by catalytically cracking an olefinic hydrocarbon feedstockEXXONMOBIL CHEM PATENTS INC·Filed 1998·Granted Aug 6, 2002·2 cites·34 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →