Inventor · disambiguated record
Winnifred De Graaf
Also filed as: DE GRAAF WINNIFRED
3 granted patents·1 pending application·5 citations·filing 2002–2002
58Inventor score
Files withSHELL OIL CO3
Top patents by PatentIndex Score
4 records- 0153US6852762B2Integrated process for hydrocarbon synthesisSHELL OIL CO·Filed 2002·Granted Feb 8, 2005·4 cites·20 claims
- 0249US7422706B2Process to prepare a hydrogen and carbon monoxide containing gasSHELL OIL CO·Filed 2002·Granted Sep 9, 2008·1 cites·11 claims
- 0342US7597067B2Process to reduce the temperature of a hydrogen and carbon monoxide containing gas and heat exchanger for use in said processSHELL OIL CO·Filed 2002·Granted Oct 6, 2009·0 cites·15 claims
- 0431US2004220443A1Process for the preparation of hydrocarbonsFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →