Growing community of inventors

Libertyville, IL, United States of America

Paul Kay

Average Co-Inventor Count = 5.00

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 = 57

Paul KayBrian Edward Le Gette (3 patents)Paul KayGary F Prokop (3 patents)Paul KaySteve Remy (3 patents)Paul KayDean Bavetta (3 patents)Paul KayPaul Kay (3 patents)Brian Edward Le GetteBrian Edward Le Gette (92 patents)Gary F ProkopGary F Prokop (52 patents)Steve RemySteve Remy (6 patents)Dean BavettaDean Bavetta (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. 180s, Inc. (2 from 32 patents)

2. Gray Matter Holdings, LLC (1 from 27 patents)


3 patents:

1. 9241517 - Ear protection device

2. 7210173 - Ear protection device

3. 6499146 - Ear protection device

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as of
12/7/2025
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