Growing community of inventors

Manchester, MO, United States of America

John C Preston

Average Co-Inventor Count = 1.00

ph-index = 2

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 = 65

John C PrestonJohn C Preston (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Brown Group, Inc. (2 from 29 patents)


2 patents:

1. 5416989 - Shoe with a shank having a cushion therein

2. 5287638 - Water massage and shock absorption system for footwear

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as of
12/18/2025
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