Inventor · disambiguated record
Abraham Robert De Kraker
Also filed as: DE KRAKER ABRAHAM ROBERT
6 granted patents·4 pending applications·18 citations·filing 2003–2013
75Inventor score
Top patents by PatentIndex Score
10 records- 0189US8168838B2Hydrocarbon compositions useful as lubricantsHEILMAN WILLIAM J·Filed 2010·Granted May 1, 2012·10 cites·20 claims
- 0288US8383869B2Olefin oligomer compositionSHELL OIL CO·Filed 2010·Granted Feb 26, 2013·6 cites·9 claims
- 0363US9304119B2System and method for testing engine lubricantsDE KRAKER ABRAHAM ROBERT·Filed 2012·Granted Apr 5, 2016·1 cites·26 claims
- 0451US8609923B2Olefin oligomer compositionSHELL OIL CO·Filed 2013·Granted Dec 17, 2013·0 cites·20 claims
- 0549US7094922B2Process for production of essentially chloride-free calcium sulfonateSHELL OIL CO·Filed 2004·Granted Aug 22, 2006·1 cites·27 claims
- 0645US8900875B2Device for evaluating a heat exchange fluidDE KRAKER ABRAHAM ROBERT·Filed 2009·Granted Dec 2, 2014·0 cites·10 claims
- 0743US2015166937A1Laundry detergent composition and method of making thereofSHELL OIL CO·Filed 2013·Application pending·0 cites
- 0837US2004210083A1Process for production of essentially chloride-free calcium sulfonateFiled 2003·Application pending·0 cites
- 0936US2013219998A1Rotating system and method for testing engine lubricantsDE KRAKER ABRAHAM ROBERT·Filed 2012·Application pending·0 cites
- 1036US2013205880A1Tilting system and method for testing engine lubricantsDE KRAKER ABRAHAM ROBERT·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →