Growing community of inventors

Andover, MN, United States of America

Joe Halfen

Average Co-Inventor Count = 4.00

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 = 38

Joe Halfen ↔ Timothy J Porth (2 patents)Joe Halfen ↔ Kuang-Shiung Kao (2 patents)Joe Halfen ↔ Eric Lo (1 patent)Joe Halfen ↔ Man-Mei Lin (1 patent)Joe HalfenJoe Halfen (2 patents)Timothy J PorthTimothy J Porth (17 patents)Kuang-Shiung KaoKuang-Shiung Kao (2 patents)Eric LoEric Lo (7 patents)Man-Mei LinMan-Mei Lin (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Octane Fitness, LLC (2 from 11 patents)


2 patents:

1. 7244218 - Angle adjustable pedals for elliptical exercisers

2. 7037242 - Angle adjustable pedals for elliptical exercisers

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as of
12/6/2025
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