Growing community of inventors

Mesa, AZ, United States of America

Duane W Sampson

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 = 20

Duane W SampsonJerome H Ludwig (1 patent)Duane W SampsonDuane W Sampson (1 patent)Jerome H LudwigJerome H Ludwig (25 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. H.e.r.c. Products Incorporated (1 from 14 patents)


1 patent:

1. 5492629 - Method of cleaning scale and stains in water systems and related

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