Inventor

WITKOWSKI REINER

DE4 patents

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

COVESTRO DEUTSCHLAND AG

2 patents

US10968165B2Apr 6, 2021

Polyaspartic acid ester compositions and method for purification

COVESTRO DEUTSCHLAND AG1 citations56

US10752727B1Aug 25, 2020

Process and apparatus for continuous production of aqueous polyurethane dispersions

COVESTRO DEUTSCHLAND AG0 citations43

BAYER AG

1 patent

US6034169AMar 7, 2000

Mixtures of aqueous polymer dispersions

BAYER AG8 citations71

ZASTROW ALFRED

1 patent

US9206331B2Dec 8, 2015

Aqueous polyurethane-polyurea dispersions

ZASTROW ALFRED2 citations53