Inventor · disambiguated record
Maria Margaret Ludvig
Also filed as: LUDVIG MARIA M · LUDVIG MARIA MARGARET
5 granted patents·3 pending applications·19 citations·filing 2003–2022
71Inventor score
Top patents by PatentIndex Score
8 records- 0178US10888852B2FCC catalyst additive and binderALBEMARLE CORP·Filed 2016·Granted Jan 12, 2021·3 cites·12 claims
- 0274US6667023B2Preparation of MFI type crystalline zeolitic aluminosilicateAKZO NOBEL NV·Filed 2003·Granted Dec 23, 2003·16 cites·7 claims
- 0357US10953391B2Modified Y-zeolite/ZSM-5 catalyst for increased propylene productionALBEMARLE EUROPE SPRL·Filed 2018·Granted Mar 23, 2021·0 cites·15 claims
- 0450US2024384182A1Fcc catalyst with ultrastable zeolite and transitional alumina its preparation and useALBEMARLE CORP·Filed 2022·Application pending·0 cites
- 0549US10173206B2Modified Y-zeolite/ZSM-5 catalyst for increased propylene productionALBEMARLE EUROPE SPRL·Filed 2013·Granted Jan 8, 2019·0 cites·15 claims
- 0646US11964256B2FCC catalyst additive with mixed aluminaKETJEN LLC·Filed 2018·Granted Apr 23, 2024·0 cites·14 claims
- 0743US2010111797A1Additive-containing anionic clays for reducing sox emissions from an fcc regenerator and process for making themALBEMARLE NETHERLANDS BV·Filed 2008·Application pending·0 cites
- 0839US2007173399A1Process for obtaining zeolites more resistant to hydrothermal deactivationPETROLEO BRASILEIRO SA·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →