Growing community of inventors

Tucson, AZ, United States of America

Frank Andrew Roinestad

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 = 6

Frank Andrew Roinestad ↔ Norval Arthur Sinclair (1 patent)Frank Andrew Roinestad ↔ Irving Yall (1 patent)Frank Andrew Roinestad ↔ Charles Francis Russ (1 patent)Frank Andrew RoinestadFrank Andrew Roinestad (1 patent)Norval Arthur SinclairNorval Arthur Sinclair (2 patents)Irving YallIrving Yall (1 patent)Charles Francis RussCharles Francis Russ (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. University Patents, Inc. (1 from 224 patents)


1 patent:

1. 3980557 - Phosphorus removal from wastewater

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as of
12/19/2025
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