Inventor · disambiguated record
Estevao De Oliveira Barra
Also filed as: DE OLIVEIRA BARRA ESTEVAO
2 granted patents·7 citations·filing 2013–2014
52Inventor score
Files withAKZO NOBEL CHEMICALS INT BV2
Top patents by PatentIndex Score
2 records- 0176US9745509B2Process to treat subterranean formations using a chelating agentAKZO NOBEL CHEMICALS INT BV·Filed 2014·Granted Aug 29, 2017·3 cites·9 claims
- 0266US10995257B2Process to produce oil or gas from a subterranean formation using a chelating agentAKZO NOBEL CHEMICALS INT BV·Filed 2013·Granted May 4, 2021·4 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →