Inventor · disambiguated record
Divonsir Lopes
Also filed as: LOPES DIVONSIR
7 granted patents·300 citations·filing 1993–2002
88Inventor score
Files withPETROLEO BRASILEIRO SA7
Top patents by PatentIndex Score
7 records- 0185US6036749AHelical separatorPETROLEO BRASILEIRO SA·Filed 1998·Granted Mar 14, 2000·108 cites·11 claims
- 0276US6079498AMethod and equipment for the flow of offshore oil productionPETROLEO BRASILEIRO SA·Filed 1997·Granted Jun 27, 2000·82 cites·6 claims
- 0370US5389128AMultiple, self-adjusting downhole gas separatorPETROLEO BRASILEIRO SA·Filed 1993·Granted Feb 14, 1995·53 cites·10 claims
- 0462US6481499B2Well-bottom gas separatorPETROLEO BRASILEIRO SA·Filed 2000·Granted Nov 19, 2002·27 cites·10 claims
- 0550US6554066B2Gas separator with automatic level controlPETROLEO BRASILEIRO SA·Filed 2001·Granted Apr 29, 2003·19 cites·22 claims
- 0649US6783331B2System and method of multiple-phase pumpingPETROLEO BRASILEIRO SA·Filed 2002·Granted Aug 31, 2004·9 cites·14 claims
- 0727US6092603AMethod and equipment for the flow of offshore oil production with primary gas separationPETROLEO BRASILEIRO SA·Filed 1997·Granted Jul 25, 2000·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →