Growing community of inventors

Vancouver, WA, United States of America

Dale D Johnson

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 = 4

Dale D JohnsonKevin David Koller (1 patent)Dale D JohnsonDale D Johnson (1 patent)Kevin David KollerKevin David Koller (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Hewlett-packard Development Company, L.p. (1 from 27,394 patents)


1 patent:

1. 6857720 - Airflow assembly for fluid-ejection mechanism

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12/6/2025
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