Inventor · disambiguated record
Joao Siqueira De Matos
Also filed as: DE MATOS JOAO SIQUEIRA
2 granted patents·1 pending application·71 citations·filing 2004–2008
66Inventor score
Technology areasE21B
Files withPETROLEO BRASILEIRO SA3
Top patents by PatentIndex Score
3 records- 0180US7516795B2Subsea petroleum production system method of installation and use of the samePETROLEO BRASILEIRO SA·Filed 2005·Granted Apr 14, 2009·30 cites·9 claims
- 0265US7314084B2Subsea pumping module system and installation methodPETROLEO BRASILEIRO SA·Filed 2004·Granted Jan 1, 2008·41 cites·24 claims
- 0333US2008173440A1System for injecting water, collected from a subterranean aquifer, into an oil reservoirPETROLEO BRASILEIRO SA·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →