Inventor · disambiguated record
Hugo Francisco Lisboa Santos
Also filed as: SANTOS HUGO FRANCISCO LISBOA
3 granted patents·2 pending applications·0 citations·filing 2018–2024
39Inventor score
Top patents by PatentIndex Score
5 records- 0148US12278480B2Power high-density DC/DC conversion system with overvoltage protection for energy transmission by umbilical cables connected to robotic systems in long pipelinesPETROLEO BRASILEIRO S A —PETROBRAS·Filed 2022·Granted Apr 15, 2025·0 cites·20 claims
- 0244US2025189067A1Traction system for moving a robot and its umbilical cable inside pipelines implemented in a robotic system, and method for manufacturing an elastic cylinder with helical projections for the traction systemPETROLEO BRASILEIRO S A – PETROBRAS·Filed 2024·Application pending·0 cites
- 0341US2024383160A1Remotely controlled connection of umbilical cable with a robot for interventions in ductsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2022·Application pending·0 cites
- 0438US12509949B2Device for centring and/or pulling a tool in a pipelinePETROLEO BRASILEIRO SA PETROBRAS·Filed 2018·Granted Dec 30, 2025·0 cites·15 claims
- 0531US11702889B2Maritime drilling with fluid reverse circulation without using drilling riserPETROLEO BRASILEIRO S A —PETROBRAS·Filed 2022·Granted Jul 18, 2023·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →