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Chicago, IL, United States of America

Hydro-Ergon Corporation

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USPTO Granted Patents = 3

Forward Citations = 103

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1 inventor (with patents filed for the assignee):

John A Hilaris (3 out of 5 patents)

3 patents: Sort by Forward Citations

1. 4795217 - System for removing material with a high velocity jet of working fluid (1989-01-03),

2. 4776769 - System for removing material with a high velocity jet of working fluid (1988-10-11),

3. 4761039 - Cutting head for removing material with a high velocity jet of working (1988-08-02),

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USPTO Data Jan 1 1976 - Nov 3 2026

3 Patents

#803 in Chicago, IL

#3,454 in Illinois

#73,976 in US

Chicago, IL, United States of America

Hydro-Ergon Corporation

Forward Citations = 103

1 inventor:

John A Hilaris (3 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hydro-Ergon Corporation. Retrieved from https://idiyas.com/company/hydro-ergon

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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