Inventor · disambiguated record
Wolfgang Hanefeld
Also filed as: HANEFELD WOLFGANG
11 granted patents·60 citations·filing 1984–2001
87Inventor score
Files withWELLA AG11
Top patents by PatentIndex Score
11 records- 0165US7341715B2Method and agents on the basis of 2-mercaptopropionic acid amides for durable hair forming and a method for producing sameWELLA AG·Filed 2001·Granted Mar 11, 2008·3 cites·8 claims
- 0260US6399051B2Method and agents for permanently styling hair, with a base consisting of N,N-disubstituted mercaptoacetamidesWELLA AG·Filed 1998·Granted Jun 4, 2002·23 cites·4 claims
- 0350US6264932B1Agent and method for permanent shaping of hair and method for the production of N-alkylmercaptoacetamidesWELLA AG·Filed 1998·Granted Jul 24, 2001·13 cites·8 claims
- 0443US5985253AHair shaping compositions containing mercaptoethylamines and methods for the permanent shaping of hair using sameWELLA AG·Filed 1998·Granted Nov 16, 1999·10 cites·11 claims
- 0538US6153180AAgent and method for permanently shaping the hair, based on n-branched-chain alkyl-substituted mercapto acetamides and process for their preparationWELLA AG·Filed 1997·Granted Nov 28, 2000·5 cites·10 claims
- 0631US6153178AAgent and process for permanent hair wave based on mercaptoacetamidesWELLA AG·Filed 1997·Granted Nov 28, 2000·1 cites·6 claims
- 0730US4654339A3-amino-tetrahydro-1,3-thiazine-2,4-diones, utilization thereof and skin treating compositions containing said compoundsWELLA AG·Filed 1984·Granted Mar 31, 1987·4 cites·25 claims
- 0829US6162425ASaturated, alkyl-substituted n-mercaptoacetyl heterocyclic compounds and compositions and methods for permanent shaping of hair based on same and processes for making sameWELLA AG·Filed 1998·Granted Dec 19, 2000·0 cites·8 claims
- 0928US4746738ATetrahydro-1,3-thiazin-2,4-dione derivativesWELLA AG·Filed 1987·Granted May 24, 1988·1 cites·16 claims
- 1028US4643997A3-carbamoyl- and 3-thiocarbamoyl-tetrahydro-1,3-thiazine-2-thiones and skin treating compositions containing the sameWELLA AG·Filed 1985·Granted Feb 17, 1987·0 cites·16 claims
- 1127US4883652ATetrahydro-1,3,thiazine-2,4 diones, use thereof and skin treating compositions containing themWELLA AG·Filed 1988·Granted Nov 28, 1989·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →