Inventor

MANNEL BIRGIT

DE3 patents

⚠️ This page may combine multiple inventors who share the name “MANNEL BIRGIT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

COVESTRO DEUTSCHLAND AG

2 patents

US9976029B2May 22, 2018

Method for the production of ABS compositions having an improved surface

COVESTRO DEUTSCHLAND AG2 citations69

US9714324B2Jul 25, 2017

Method for the production of ABS compositions having an improved surface following storage in a warm-humid environment

COVESTRO DEUTSCHLAND AG1 citations48

COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG

1 patent

US12370510B2Jul 29, 2025

Screw element having an axially asymmetrical screw profile which has at least two construction points located within the screw profile

COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG0 citations48