Growing community of inventors

Cincinnati, OH, United States of America

Carol L Guthrie

Average Co-Inventor Count = 3.00

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 = 16

Carol L Guthrie ↔ David P Lewinski (1 patent)Carol L Guthrie ↔ John F Mayer (1 patent)Carol L GuthrieCarol L Guthrie (1 patent)David P LewinskiDavid P Lewinski (5 patents)John F MayerJohn F Mayer (4 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Tonka Corporation (1 from 47 patents)


1 patent:

1. 5452889 - Ball striking device

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as of
12/18/2025
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