Inventor · disambiguated record
Geesje Klasina Spijkerman
Also filed as: SPIJKERMAN GEESJE KLASINA
6 granted patents·2 pending applications·23 citations·filing 2000–2019
73Inventor score
Top patents by PatentIndex Score
8 records- 0182US6323289B1Extrusion process for enhancing the melt strength of polypropyleneAKZO NOBEL NV·Filed 2000·Granted Nov 27, 2001·21 cites·14 claims
- 0281US11220608B2Powder mixture comprising organic peroxideNOURYON CHEMICALS INT BV·Filed 2018·Granted Jan 11, 2022·1 cites·16 claims
- 0378US10689337B2Formulation of di(4-tert-butylcyclohexyl) peroxydicarbonateNOURYON CHEMICALS INT BV·Filed 2018·Granted Jun 23, 2020·1 cites·7 claims
- 0460US11629240B2Formulation of di(4-tert-butylcyclohexyl) peroxydicarbonateNOURYON CHEMICALS INT BV·Filed 2018·Granted Apr 18, 2023·0 cites·20 claims
- 0553US2011160363A1Flame retardant polyolefin compositionAKZO NOBEL NV·Filed 2009·Application pending·0 cites
- 0653US2011152412A1Flame retardant polyolefin compositionAKZO NOBEL NV·Filed 2009·Application pending·0 cites
- 0748US10059816B2Process for preparing a masterbatch of polymer additiveAKZO NOBEL CHEMICALS INT BV·Filed 2015·Granted Aug 28, 2018·0 cites·15 claims
- 0844US11332620B2Solution comprising a dyeNOURYON CHEMICALS INT BV·Filed 2019·Granted May 17, 2022·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →