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Palatine, IL, United States of America

James Draffkorn

Average Co-Inventor Count = 3.00

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 = 0

James DraffkornTravis Schmidt (2 patents)James DraffkornBarry German (2 patents)James DraffkornJames Draffkorn (2 patents)Travis SchmidtTravis Schmidt (5 patents)Barry GermanBarry German (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Hydraforce, Inc. (2 from 26 patents)


2 patents:

1. 12181055 - Hydraulic balancing control valve and ride control system incorporatng same

2. 11187330 - Hydraulic balancing control valve and ride control system incorporating same

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as of
12/18/2025
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