Growing community of inventors

Virden, IL, United States of America

Donald Onken

Average Co-Inventor Count = 2.40

ph-index = 2

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 = 14

Donald OnkenJohn Junior Richardson (1 patent)Donald OnkenJohn A Mahoney (1 patent)Donald OnkenSteve Stone (1 patent)Donald OnkenDonald Onken (2 patents)John Junior RichardsonJohn Junior Richardson (11 patents)John A MahoneyJohn A Mahoney (10 patents)Steve StoneSteve Stone (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,843 patents)


2 patents:

1. 7221746 - Sensing method for monitoring conditions for a remote location

2. 6996336 - Economical heated grease storage tank

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as of
12/29/2025
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