Growing community of inventors

Carlsbad, CA, United States of America

Eric E Johnson

Average Co-Inventor Count = 4.29

ph-index = 3

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 = 255

Eric E JohnsonTracy E Grim (3 patents)Eric E JohnsonJoseph M Iglesias (3 patents)Eric E JohnsonWilliam K Arnold (3 patents)Eric E JohnsonMichael Skahan (1 patent)Eric E JohnsonEric E Johnson (3 patents)Tracy E GrimTracy E Grim (90 patents)Joseph M IglesiasJoseph M Iglesias (39 patents)William K ArnoldWilliam K Arnold (15 patents)Michael SkahanMichael Skahan (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Royce Medical Company (2 from 48 patents)

2. Royce Medical Products (1 from 1 patent)


3 patents:

1. 7018351 - Comfortable orthopaedic support and the method of making the same

2. 5951504 - Ankle brace with adjustable heel strap

3. 5716335 - Ankle brace with adjustable heel strap

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as of
12/28/2025
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