Growing community of inventors

Northfield, IL, United States of America

Richard A Barkan

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 = 3

Richard A BarkanDennis Melchiorre (1 patent)Richard A BarkanRichard A Barkan (1 patent)Dennis MelchiorreDennis Melchiorre (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Majestic Industries, Inc. (1 from 5 patents)


1 patent:

1. 6957784 - Bottle crushing system

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as of
12/18/2025
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