Growing community of inventors

Houston, TX, United States of America

David G Hearn

Average Co-Inventor Count = 4.00

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 = 8

David G HearnJohn G Eller (1 patent)David G HearnLamar L Gantt (1 patent)David G HearnDan E Venhaus (1 patent)David G HearnDavid G Hearn (1 patent)John G EllerJohn G Eller (6 patents)Lamar L GanttLamar L Gantt (5 patents)Dan E VenhausDan E Venhaus (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Conocophillips Company (1 from 971 patents)


1 patent:

1. 10161227 - Permanent bypass whipstock assembly for drilling and completing a sidetrack well and preserving access to the original wellbore

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as of
12/19/2025
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