Inventor
WALTHER HEIKO
DE9 patents
⚠️ This page may combine multiple inventors who share the name “WALTHER HEIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WELLA AG
6 patentsUS6399051B2Jun 4, 2002
Method and agents for permanently styling hair, with a base consisting of N,N-disubstituted mercaptoacetamides
WELLA AG23 citations91
US6264932B1Jul 24, 2001
Agent and method for permanent shaping of hair and method for the production of N-alkylmercaptoacetamides
WELLA AG13 citations72
US5985253ANov 16, 1999
Hair shaping compositions containing mercaptoethylamines and methods for the permanent shaping of hair using same
WELLA AG10 citations72
US6153180ANov 28, 2000
Agent and method for permanently shaping the hair, based on n-branched-chain alkyl-substituted mercapto acetamides and process for their preparation
WELLA AG5 citations61
US6153178ANov 28, 2000
Agent and process for permanent hair wave based on mercaptoacetamides
WELLA AG1 citations51
US6162425ADec 19, 2000
Saturated, alkyl-substituted n-mercaptoacetyl heterocyclic compounds and compositions and methods for permanent shaping of hair based on same and processes for making same
WELLA AG0 citations40