Growing community of inventors

Houston, TX, United States of America

Carter Erwin

Average Co-Inventor Count = 2.57

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 = 10

Carter ErwinJohnnie E Kotrla (3 patents)Carter ErwinGary R Driver (2 patents)Carter ErwinCarter Erwin (3 patents)Johnnie E KotrlaJohnnie E Kotrla (24 patents)Gary R DriverGary R Driver (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Cameron International Corporation (3 from 984 patents)


3 patents:

1. 9970569 - Closure member position indicator system for use in a blowout preventer

2. 9757597 - Safety-harness attachment

3. D748345 - Safety-harness attachment

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as of
12/7/2025
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