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Houston, TX, United States of America

Read Joseph Johnson

Average Co-Inventor Count = 7.00

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 = 0

Read Joseph Johnson ↔ Sitaraman Krishnan (1 patent)Read Joseph Johnson ↔ Ming Yu Huang (1 patent)Read Joseph Johnson ↔ Yuhua Dong (1 patent)Read Joseph Johnson ↔ Zackary Putnam (1 patent)Read Joseph Johnson ↔ Miao Luo (1 patent)Read Joseph Johnson ↔ John B McLaughlin (1 patent)Read Joseph JohnsonRead Joseph Johnson (1 patent)Sitaraman KrishnanSitaraman Krishnan (10 patents)Ming Yu HuangMing Yu Huang (3 patents)Yuhua DongYuhua Dong (2 patents)Zackary PutnamZackary Putnam (2 patents)Miao LuoMiao Luo (1 patent)John B McLaughlinJohn B McLaughlin (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Hydril USA Distribution LLC (1 from 62 patents)


1 patent:

1. 10465031 - Short-chain fluorocarbon-grafted elastomer blowout preventer packers and seals for enhanced H2S resistance

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as of
12/28/2025
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