Rio de Janeiro
Brazil
2
2021-07-01
2
2022-10-18
These are the the leading inventors for applications assigned to PETROBRAS:
PETROBRAS based in Rio de Janeiro, BR has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Catalyst and process for thermo-neutral reforming of petroleum-based liquid hydrocarbons
#2 | 2016-09-22 ✅ Patent 9,939,419 granted on 2018-04-10Modular sensed annular well apparatus for cement testing
Also check out PETROBRAS's (Rio de Janeiro, Brazil) applicant profile with 1 patent applications submitted.
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