Growing community of inventors

Pittsburgh, PA, United States of America

James K Byrnes

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 = 10

James K Byrnes ↔ Glenn C Davis (1 patent)James K ByrnesJames K Byrnes (1 patent)Glenn C DavisGlenn C Davis (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Mine Safety Appliances Company (1 from 242 patents)


1 patent:

1. 5117506 - Protective helmet

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1/21/2026
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