Growing community of inventors

Battle Creek, MI, United States of America

Gregory W Ferris

Average Co-Inventor Count = 1.50

ph-index = 3

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 = 41

Gregory W FerrisDewey J Waterman (2 patents)Gregory W FerrisGregory W Ferris (3 patents)Dewey J WatermanDewey J Waterman (5 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. United Steel & Wire Company (3 from 20 patents)


3 patents:

1. 5235767 - Shopping cart advertising display structure

2. 5074570 - Shopping cart with slidable side gate

3. 4968047 - Video mount for shopping cart

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