Growing community of inventors

Perrin, TX, United States of America

Everette H Johnston

Average Co-Inventor Count = 4.21

ph-index = 3

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 = 19

Everette H JohnstonJesse L Neel (4 patents)Everette H JohnstonChristopher M Penry (3 patents)Everette H JohnstonCharles Carroll (2 patents)Everette H JohnstonChristian Hatla (2 patents)Everette H JohnstonEugene Edward Miller (1 patent)Everette H JohnstonGeorge W Ribble (1 patent)Everette H JohnstonEverette H Johnston (4 patents)Jesse L NeelJesse L Neel (5 patents)Christopher M PenryChristopher M Penry (7 patents)Charles CarrollCharles Carroll (2 patents)Christian HatlaChristian Hatla (2 patents)Eugene Edward MillerEugene Edward Miller (21 patents)George W RibbleGeorge W Ribble (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Innovex Downhole Solutions, Inc. (4 from 82 patents)


4 patents:

1. D992610 - Downhole tool including hinges

2. D905126 - Centralizer

3. D873867 - Centralizer

4. 10493515 - Devices and methods for forming bow springs of one-piece centralizers

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as of
1/3/2026
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