Growing community of inventors

Stillwater, OK, United States of America

John Bret Robertson

Average Co-Inventor Count = 3.00

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

John Bret RobertsonMatthew Tyler Ley (2 patents)John Bret RobertsonKristopher Jacob LeFlore (2 patents)John Bret RobertsonJohn Bret Robertson (2 patents)Matthew Tyler LeyMatthew Tyler Ley (5 patents)Kristopher Jacob LeFloreKristopher Jacob LeFlore (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Board of Regents for the Oklahoma Agricultural & Mechanical Colleges (2 from 33 patents)


2 patents:

1. 12188921 - Method for in-field determination of water to binder ration of a concrete mixture

2. 11740223 - Method for in-field determination of water to binder ratio of a concrete mixture

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as of
12/17/2025
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