Growing community of inventors

Sugar Land, TX, United States of America

Randall L Evans

Average Co-Inventor Count = 2.00

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

Randall L EvansFreeman Lee Hill (1 patent)Randall L EvansRandall L Evans (1 patent)Freeman Lee HillFreeman Lee Hill (16 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Baker Hughes Corporation (1 from 5,728 patents)


1 patent:

1. 8122961 - Apparatus and method for discharging multiple fluids downhole

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12/6/2025
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