Growing community of inventors

Olympia, WA, United States of America

Paul J Danforth

Average Co-Inventor Count = 4.00

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 = 2

Paul J DanforthJohn Michael Underbrink (1 patent)Paul J DanforthBrian D Lovgren (1 patent)Paul J DanforthCharlene Underbrink, Legal Representative (1 patent)Paul J DanforthPaul J Danforth (1 patent)John Michael UnderbrinkJohn Michael Underbrink (16 patents)Brian D LovgrenBrian D Lovgren (2 patents)Charlene Underbrink, Legal RepresentativeCharlene Underbrink, Legal Representative (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Playcore Wisconsin, Inc. (1 from 74 patents)


1 patent:

1. 8062142 - Collaborative play toy

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as of
12/20/2025
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