Inventor · disambiguated record

Petr E. Efremov

Also filed as: EFREMOV PETR EVGENIEVICH

1 granted patent·17 citations·filing 1976–1976

37Inventor score
Technology areasB22D
Files withKORSHUNOV EVGENY1

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1 record

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