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Rio de Janeiro, Brazil

Petroleo Brasileiro S.a.

Calculating rank

USPTO Granted Patents = 37

% Expired Patents = 5.4

EPO Patents = 5

Forward Citations = 317

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70 inventors (with patents filed for the assignee):

Ney Robinson Salvi Dos Reis (3 out of 12 patents)

Tokume Fujita (3 out of 5 patents)

Shakeel Ahmed (2 out of 39 patents)

4. Vivian Passos De Souza (2 out of 7 patents)

5. Antonio Carlos Fernandes (2 out of 4 patents)

6. Fahad Ibrahim Al-Muhaish (2 out of 6 patents)

7. Roberto Carlos Pontes Bittencourt (2 out of 15 patents)

8. Mauri Jose Baldini Cardoso (2 out of 5 patents)

9. Isaias Quaresma Masetti (2 out of 7 patents)

10. Aldyr Witter (2 out of 7 patents)

11. Marcos P Ribeiro (2 out of 2 patents)

12. Antonio C F Critsinelis (1 out of 13 patents)

13. Luis Claudio Sousa Costa (1 out of 2 patents)

14. Wilson Kenzo Huziwara (1 out of 15 patents)

15. Henrique Soares Cerqueira (1 out of 9 patents)

Core Competencies:

Thermo-Neutral Reforming

Gas Separation

Subsea Pipeline Systems

Catalyst

Floating Production Systems

Undersea Riser

Robotic Gauge

Pipeline Heating

Mooring Platforms

Dehydration Process

Fertilizer Production

Naphthenic Acidity

37 patents: Sort by Forward Citations

1. 9714169 - Catalyst and process for thermo-neutral reforming of liquid hydrocarbons (2017-07-25),

2. 9499403 - Catalyst and process for thermo-neutral reforming of liquid hydrocarbons (2016-11-22),

3. 8411817 - Methods to determine light elements content of steel and alloys (2013-04-02),

4. 7504023 - Process for reducing the naphthenic acidity of petroleum oils (2009-03-17),

5. 7156583 - Compensating suspension element configuration (2007-01-02),

6. 7081229 - Second stage cyclone dipleg termination device in FCC units (2006-07-25),

7. 7060164 - Double-fired processing furnace (2006-06-13),

8. 6915754 - Apparatus and method of operation for quick anchoring equipment (2005-07-12),

9. 6743401 - Closed cyclone system having a flow rate distributor and use of same (2004-06-01),

10. 6685393 - Method for installing an undersea catenary riser (2004-02-03),

11. 6679949 - Method and device to allow a rigid pig to pass into a flow pipe which requires the use of a hollow flow-constricting device (2004-01-20),

12. 6672222 - Robotic internal gauge with contact at right angles to the oil pipeline (2004-01-06),

13. 6655463 - Method for drilling and completing oil wells with small intermediate diameters (2003-12-02),

14. 6655308 - Passive stabilizer for floating petroleum-production systems (2003-12-02),

15. 6481499 - Well-bottom gas separator (2002-11-19),

Company Overview

Petroleo Brasileiro S.A., commonly known as Petrobras, is a prominent Brazilian multinational corporation engaged in the exploration, production, refining, and distribution of oil and gas. Headquartered in Rio de Janeiro, the company plays a crucial role in the energy sector, focusing on both conventional and renewable energy sources. Petrobras is also involved in petrochemical production and has made significant investments in technology and research to enhance its operational efficiency and sustainability in the energy landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

37 Patents

#4 in Rio de Janeiro

#16 in Brazil

#18,312 in the World

Rio de Janeiro, Brazil

Petroleo Brasileiro S.a.

Forward Citations = 317

70 inventors:

Ney Robinson Salvi Dos Reis (3 out of 12 patents)

Tokume Fujita (3 out of 5 patents)

Shakeel Ahmed (2 out of 39 patents)

4. Vivian Passos De Souza (2 out of 7 patents)

5. Antonio Carlos Fernandes (2 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Petroleo Brasileiro S.a.. Retrieved from https://idiyas.com/company/petroleo-brasileiro-s-a

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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