Growing community of inventors

Addison, IL, United States of America

Fred W Wren

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 = 40

Fred W WrenHarlen E Wilkinson (1 patent)Fred W WrenFred W Wren (1 patent)Harlen E WilkinsonHarlen E Wilkinson (6 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. American Can Company (1 from 456 patents)


1 patent:

1. 4416389 - Retained tab easy open end (small pour hole)

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as of
12/22/2025
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