Growing community of inventors

Stilwell, KS, United States of America

Keith E Pierce

Average Co-Inventor Count = 3.00

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 = 20

Keith E PierceCharles A Ross, Jr (2 patents)Keith E PierceSteven L Phillips (1 patent)Keith E PierceSteve Phillips (1 patent)Keith E PierceKeith E Pierce (2 patents)Charles A Ross, JrCharles A Ross, Jr (2 patents)Steven L PhillipsSteven L Phillips (17 patents)Steve PhillipsSteve Phillips (8 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Guardian 8 Corporation (2 from 5 patents)


2 patents:

1. D681768 - Personal security device

2. 8310360 - Physical security device

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as of
1/12/2026
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