Growing community of inventors

Fairmont, WV, United States of America

Douglas L Shaffer

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 = 3

Douglas L Shaffer ↔ Craig W Hartzell (1 patent)Douglas L Shaffer ↔ Kevin G Koch (1 patent)Douglas L Shaffer ↔ Aaron M King (1 patent)Douglas L ShafferDouglas L Shaffer (1 patent)Craig W HartzellCraig W Hartzell (4 patents)Kevin G KochKevin G Koch (4 patents)Aaron M KingAaron M King (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Azimuth Corporation (1 from 9 patents)


1 patent:

1. 7971847 - Roof rack and roof rack system for a portable shelter

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as of
12/30/2025
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