Growing community of inventors

Sharon, CT, United States of America

John S Friedman

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 = 4

John S FriedmanMichael A Cousins (1 patent)John S FriedmanJohn S Friedman (1 patent)Michael A CousinsMichael A Cousins (16 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,761 patents)


1 patent:

1. 5406968 - Collapsible umbrella

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as of
12/16/2025
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