Growing community of inventors

Lombard, IL, United States of America

Jonathan O Spence

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 = 16

Jonathan O Spence ↔ Liu Chao Lien (1 patent)Jonathan O Spence ↔ Matthew A Donner (1 patent)Jonathan O Spence ↔ Connor T Riegel (1 patent)Jonathan O SpenceJonathan O Spence (2 patents)Liu Chao LienLiu Chao Lien (13 patents)Matthew A DonnerMatthew A Donner (4 patents)Connor T RiegelConnor T Riegel (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Black Decker Inc. (1 from 5,073 patents)

2. Life Fitness, LLC (1 from 58 patents)


2 patents:

1. 11161003 - Exercise machines having a resistance fan that directs air for cooling a user

2. D872027 - Power strip

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1/2/2026
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