Inventor · disambiguated record
Torsten Hagen
Also filed as: HAGEN TORSTEN
12 granted patents·9 pending applications·54 citations·filing 2002–2022
87Inventor score
Files withCOVESTRO DEUTSCHLAND AG8BAYER MATERIALSCIENCE AG4BAYER AG3COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG2BASF SE1
Top patents by PatentIndex Score
21 records- 0194US7253321B2Process for the preparation of polyamines of the diphenylmethane series at a low degree of protonationBAYER MATERIALSCIENCE AG·Filed 2005·Granted Aug 7, 2007·23 cites·9 claims
- 0278US7368595B2Process for the production of light-colored isocyanatesBAYER MATERIALSCIENCE AG·Filed 2007·Granted May 6, 2008·3 cites·7 claims
- 0377US6639102B2Process for producing polyisocyanates of the diphenyl methane series having a reduced color valueBAYER AG·Filed 2003·Granted Oct 28, 2003·9 cites·6 claims
- 0476US7041776B2Process for the production of polyisocyanates of the diphenylmethane series by phosgenation of non-neutralized polyamine of the diphenylmethane seriesBAYER AG·Filed 2003·Granted May 9, 2006·8 cites·9 claims
- 0574US10526463B2Foam materials resistant to high temperaturesCOVESTRO DEUTSCHLAND AG·Filed 2016·Granted Jan 7, 2020·1 cites·13 claims
- 0674US7745659B2Process for the production of liquid, storage-stable organic isocyanates with a low colour index having carbodiimide- and/or uretone imine groupsBAYER MATERIALSCIENCE AG·Filed 2005·Granted Jun 29, 2010·2 cites·4 claims
- 0767US6720455B2Process for the production of polyisocyanates of the diphenylmethane series with a reduced color valueBAYER AG·Filed 2002·Granted Apr 13, 2004·8 cites·6 claims
- 0866US2025223420A1Method for recovering raw materials from polyurethane productsCOVESTRO DEUTSCHLAND AG·Filed 2022·Application pending·0 cites
- 0965US2024254274A1Polyurethane compositeCOVESTRO DEUTSCHLAND AG·Filed 2022·Application pending·0 cites
- 1062US11279809B2Phosphinate as flame-proofing additive for PUR/PIR hard foam materialCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2019·Granted Mar 22, 2022·0 cites·16 claims
- 1153US10633330B2Process for preparing liquid, storage-stable organic isocyanates having carbodiimide and/or uretonimine groups and having low colour numberCOVESTRO DEUTSCHLAND AG·Filed 2017·Granted Apr 28, 2020·0 cites·15 claims
- 1251US7205439B2Process for the preparation of di- and polyamines of the diphenylmethane seriesBAYER MATERIALSCIENCE AG·Filed 2006·Granted Apr 17, 2007·0 cites·8 claims
- 1349US2022025103A1Pur-/pir rigid foams containing polyester polyols with reduced functionalityCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2019·Application pending·0 cites
- 1445US10982039B2PUR/PIR rigid foams made of polyaddition oligoestersCOVESTRO DEUTSCHLAND AG·Filed 2016·Granted Apr 20, 2021·0 cites·16 claims
- 1545US2020299454A1Imide-containing polyesterCOVESTRO DEUTSCHLAND AG·Filed 2018·Application pending·0 cites
- 1640US2014370267A1Composite elements with improved dimensional stabilityBAYER IP GMBH·Filed 2013·Application pending·0 cites
- 1737US2018001310A1Catalysts for Producing Isocyanurates from IsocyanatesCOVESTRO DEUTSCHLAND AG·Filed 2015·Application pending·0 cites
- 1837US2018066100A1Isocyanate-based temperature-resistant foams with high flame resistanceBASF SE·Filed 2016·Application pending·0 cites
- 1937US2004002579A1Process for the preparation of polyisocyanates of the diphenylmethane group having a reduced color valueFiled 2003·Application pending·0 cites
- 2037US2018094096A1High-temperature-resistant foams having high flame retardancyCOVESTRO DEUTSCHLAND AG·Filed 2016·Application pending·0 cites
- 2136US8394912B2Process and apparatus for the preparation of polycarbonateDOEBERT FRANK·Filed 2010·Granted Mar 12, 2013·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →