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Rio de Janeiro, Brazil

Petroleo Brasileiro S.a.

USPTO Granted Patents = 37

EPO Patents = 5

Forward Citations = 311

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70 inventors (with patents filed for the assignee):

Ney Robinson Salvi Dos Reis (3 out of 11 patents)

Tokume Fujita (3 out of 5 patents)

Shakeel Ahmed (2 out of 39 patents)

4. Vivian Passos De Souza (2 out of 6 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 12 patents)

8. Mauri Jose Baldini Cardoso (2 out of 4 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)

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),

Petroleo Brasileiro S.A. (Petrobras) is a Brazilian multinational energy corporation that specializes in the exploration, production, refining, and distribution of oil and gas products. With its headquarters in Rio de Janeiro, Petrobras operates in several countries across the globe. The company is considered one of the largest oil companies worldwide and is actively engaged in technological research and development for sustainable energy solutions.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

37 Patents

#3 in Rio de Janeiro

#16 in Brazil

#17,736 in the World

Rio de Janeiro, Brazil

Petroleo Brasileiro S.a.

Forward Citations = 311

70 inventors:

Ney Robinson Salvi Dos Reis (3 out of 11 patents)

Tokume Fujita (3 out of 5 patents)

Shakeel Ahmed (2 out of 39 patents)

4. Vivian Passos De Souza (2 out of 6 patents)

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

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