P

Inventor

GISELBRECHT KARL-HEINZ

AT8 patents
⚠️ This page may combine multiple inventors who share the name “GISELBRECHT KARL-HEINZ”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DSM FINE CHEM AUSTRIA GMBH

3 patents
US5952206ASep 14, 1999

Process for preparing L-aspartic acid

DSM FINE CHEM AUSTRIA GMBH11 citations70
US6258572B1Jul 10, 2001

Process for preparing L-aspartic acid

DSM FINE CHEM AUSTRIA GMBH2 citations59
US5939580AAug 17, 1999

Process for preparing glyoxylic esters and their hydrates

DSM FINE CHEM AUSTRIA GMBH1 citations48

CHEMIE LINZ GMBH

2 patents
US5874637AFeb 23, 1999

Process for the purification of o-phthalaldehyde

CHEMIE LINZ GMBH12 citations70
US5872153AFeb 16, 1999

Process for preparing aqueous o-phthalaldehyde-glutaraldehyde solutions

CHEMIE LINZ GMBH4 citations58

FELFER ULFRIED

1 patent
US8299242B2Oct 30, 2012

Synthesis of 2,4-pyrimidinediamines

FELFER ULFRIED5 citations65

RIGEL PHARMACEUTICALS INC

1 patent
US8481724B2Jul 9, 2013

Synthesis of 2,4-pyrimidinediamines

RIGEL PHARMACEUTICALS INC0 citations48

PATHEON AUSTRIA GMBH & CO KG

1 patent
US10683245B2Jun 16, 2020

Process for manufacturing 1-cyclopropyl-naphthalenes

PATHEON AUSTRIA GMBH & CO KG0 citations37