Inventor · disambiguated record

Carlos Roberto Carvalho De Holleben

Also filed as: CARVALHO DE HOLLEBEN CARLOS RO

1 granted patent·274 citations·filing 1992–1992

57Inventor score
Technology areasE21B
Files withPETROLEO BRASILEIRO SA1

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1 record

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