Growing community of inventors

Barrington, IL, United States of America

Roger B Parsons

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 = 2

Roger B Parsons ↔ Mario J Martinez (1 patent)Roger B Parsons ↔ William A Lee (1 patent)Roger B ParsonsRoger B Parsons (1 patent)Mario J MartinezMario J Martinez (5 patents)William A LeeWilliam A Lee (3 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Elgin Sweeper Co. (1 from 20 patents)


1 patent:

1. D307960 - Control panel for street sweeper

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as of
12/18/2025
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