Growing community of inventors

Lincoln, NE, United States of America

Harold D Johnson

Average Co-Inventor Count = 3.00

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 = 26

Harold D Johnson ↔ Ivan F Reed (1 patent)Harold D Johnson ↔ Theodore B Erickson (1 patent)Harold D JohnsonHarold D Johnson (1 patent)Ivan F ReedIvan F Reed (1 patent)Theodore B EricksonTheodore B Erickson (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pure Water, Inc. (1 from 15 patents)


1 patent:

1. D316739 - Water distilling unit

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as of
12/19/2025
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