Inventor · disambiguated record
Alfred Zastrow
Also filed as: ZASTROW ALFRED
3 granted patents·2 pending applications·3 citations·filing 2009–2019
54Inventor score
Files withCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG2BAYER MATERIALSCIENCE AG1COVESTRO DEUTSCHLAND AG1ZASTROW ALFRED1
Top patents by PatentIndex Score
5 records- 0168US9206331B2Aqueous polyurethane-polyurea dispersionsZASTROW ALFRED·Filed 2011·Granted Dec 8, 2015·2 cites·7 claims
- 0253US7972982B2Aqueous dispersion of anionically modified polyurethane ureas for coating a sheet-form textile materialBAYER MATERIALSCIENCE AG·Filed 2009·Granted Jul 5, 2011·1 cites·14 claims
- 0351US11511211B2Distillative separation of ketazine from polyurethane dispersionsCOVESTRO DEUTSCHLAND AG·Filed 2017·Granted Nov 29, 2022·0 cites·9 claims
- 0450US2021246253A1Method and apparatus for producing a polyurethane dispersion having reduced foam formationCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2019·Application pending·0 cites
- 0549US2021230347A1Method for producing a polyurethane dispersion with a reduced foam formationCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →