Growing community of inventors

Richardson, TX, United States of America

John M Underbrink

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 = 15

John M Underbrink ↔ David A Bradshaw (1 patent)John M UnderbrinkJohn M Underbrink (1 patent)David A BradshawDavid A Bradshaw (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Today's Kids, Inc. (1 from 44 patents)


1 patent:

1. D407569 - Support stool

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as of
12/20/2025
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