Inventor · disambiguated record
Hartwig Kempkes
Also filed as: KEMPKES HARTWIG
5 granted patents·2 pending applications·8 citations·filing 2001–2016
70Inventor score
Files withBAYER AG2BAYER CROPSCIENCE AG1BAYER MATERIALSCIENCE AG1BAYER MATERIALSCIENCE LLC1COVESTRO DEUTSCHLAND AG1
Top patents by PatentIndex Score
7 records- 0172US9029595B1Method for working up distillation residues from isocyanate productionBAYER MATERIALSCIENCE LLC·Filed 2013·Granted May 12, 2015·1 cites·9 claims
- 0269US9714324B2Method for the production of ABS compositions having an improved surface following storage in a warm-humid environmentCOVESTRO DEUTSCHLAND AG·Filed 2014·Granted Jul 25, 2017·1 cites·24 claims
- 0364US2009148501A1Process for the preparation of aromatized chewing foams for cosmetic productsBAYER MATERIALSCIENCE AG·Filed 2008·Application pending·0 cites
- 0451US6487788B2Continuous process and apparatus for the drying and gel formation of solvent-containing gel-forming polymersBAYER AG·Filed 2002·Granted Dec 3, 2002·3 cites·7 claims
- 0551US6381866B2Continuous process and apparatus for the drying and gel formation of solvent-containing gel-forming polymersBAYER AG·Filed 2001·Granted May 7, 2002·3 cites·14 claims
- 0649US2012244201A1Process for the preparation of aromatized chewing foams for cosmetic productsHOFACKER STEFFEN·Filed 2012·Application pending·0 cites
- 0721US11071244B2Device and method for coating seedBAYER CROPSCIENCE AG·Filed 2016·Granted Jul 27, 2021·0 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →