Inventor · disambiguated record

Annette Schwan

Also filed as: SCHWAN ANNETTE

2 granted patents·28 citations·filing 1988–1993

58Inventor score

Technology areasA45D A61Q

Files withWELLA AG2

Top patents by PatentIndex Score

2 records

0159US5424062AMethod for permanently shaping hairWELLA AG·Filed 1993·Granted Jun 13, 1995·26 cites·7 claims
0222US4974447AMethod and apparatus for the shaping treatment of hair wound onto rollers, including human hairWELLA AG·Filed 1988·Granted Dec 4, 1990·2 cites·16 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →