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Howard Ervin

NV National Oilwell Varco: 1 patents #6 of 102Top 6%
📍 Spring, TX: #132 of 330 inventorsTop 40%
🗺 Texas: #6,173 of 17,455 inventorsTop 40%
Overall (2020): #447,110 of 565,922Top 80%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10557540 Fleet angle tolerant sheave — 2020-02-11