Growing community of inventors

Bangor, ME, United States of America

Mathew Sewell Cardinali

Average Co-Inventor Count = 3.75

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 = 21

Mathew Sewell CardinaliRobert J McDonough (2 patents)Mathew Sewell CardinaliGeoffrey Michael Bergmark (2 patents)Mathew Sewell CardinaliGeoffrey P King (1 patent)Mathew Sewell CardinaliSteven J Zajicek (1 patent)Mathew Sewell CardinaliMathew Sewell Cardinali (2 patents)Robert J McDonoughRobert J McDonough (4 patents)Geoffrey Michael BergmarkGeoffrey Michael Bergmark (3 patents)Geoffrey P KingGeoffrey P King (1 patent)Steven J ZajicekSteven J Zajicek (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Johnson Outdoors Inc. (2 from 138 patents)


2 patents:

1. 9783092 - Kayak seat

2. 9701367 - Modular watercraft

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as of
1/9/2026
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