Growing community of inventors

Jaearepagua, Brazil

Oswaldo D Pereira, Jr

Average Co-Inventor Count = 3.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 9

Oswaldo D Pereira, Jr ↔ Carlos Nagib Khalil (1 patent)Oswaldo D Pereira, Jr ↔ Zadson D Franco (1 patent)Oswaldo D Pereira, JrOswaldo D Pereira, Jr (1 patent)Carlos Nagib KhalilCarlos Nagib Khalil (12 patents)Zadson D FrancoZadson D Franco (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Petroleo Brasileiro S.a. - Petrobras (1 from 433 patents)


1 patent:

1. 5580391 - Process for the thermo-chemical cleaning of storage tanks

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as of
12/18/2025
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