Inventor · disambiguated record
Petrina F. Fridd
Also filed as: FRIDD PETRINA F
3 granted patents·85 citations·filing 1981–1987
73Inventor score
Top patents by PatentIndex Score
3 records- 0178US4601902ACompositions and process for treating hairDOW CORNING LTD·Filed 1984·Granted Jul 22, 1986·49 cites·7 claims
- 0269US4337166ACompositions for treating hair and other fibrous materialsDOW CORNING·Filed 1981·Granted Jun 29, 1982·30 cites·6 claims
- 0335US4898595AColoring keratinous materialDOW CORNING·Filed 1987·Granted Feb 6, 1990·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →