Growing community of inventors

Roscoe, IL, United States of America

Stephen M Freeman

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 = 2

Stephen M Freeman ↔ David B Hanson (2 patents)Stephen M FreemanStephen M Freeman (2 patents)David B HansonDavid B Hanson (4 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Western Atlas Inc. (2 from 38 patents)


2 patents:

1. 5679119 - Fiber-reinforced magnesium oxychloride bond

2. 5571317 - Fiber-reinforced magnesium oxychloride bond

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as of
12/29/2025
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