Inventor · disambiguated record
Helen C. Pietryk
Also filed as: PIETRYK HELEN C
3 granted patents·27 citations·filing 1974–1975
69Inventor score
Files withAMERICAN HOME PROD3
Top patents by PatentIndex Score
3 records- 0155US4032659AMethod of viral chemoprophylaxisAMERICAN HOME PROD·Filed 1975·Granted Jun 28, 1977·12 cites·10 claims
- 0251US3980774AMethod of viral chemoprophylaxis and compounds thereforAMERICAN HOME PROD·Filed 1974·Granted Sep 14, 1976·11 cites·3 claims
- 0339US4027039AMethod of viral chemoprophylaxis and compounds thereforAMERICAN HOME PROD·Filed 1975·Granted May 31, 1977·4 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →