Inventor · disambiguated record
Willem Koelewijn
Also filed as: KOELEWIJN WILLEM
4 granted patents·12 citations·filing 1999–2021
64Inventor score
Top patents by PatentIndex Score
4 records- 0166US11912937B2Acidizing treatment fluid for delayed acidification in the oil field industryNOURYON CHEMICALS INT BV·Filed 2021·Granted Feb 27, 2024·0 cites·18 claims
- 0262US9505694B2Process for the purification of a liquid feed comprising MCA and DCANIEUWHOF MELLE RINZE·Filed 2012·Granted Nov 29, 2016·1 cites·19 claims
- 0349US6358435B1Phlegmatization of cyclic ketone peroxidesAKZO NOBEL NV·Filed 1999·Granted Mar 19, 2002·11 cites·11 claims
- 0441US7918987B2Electrochemical process to prepare a halogenated carbonyl group-containing compoundAKZO NOBEL NV·Filed 2007·Granted Apr 5, 2011·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →