Palatine, IL, United States of America

Ralph Doyle

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignee: Engis Corporation. Active years: 2003-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ralph Doyle. Retrieved from https://idiyas.com/inventor/ralph-doyle

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

Calculating rank

% Patents Active = 100.0


Average Co-Inventor Count = 4.1

ph-index = 3

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 2003-2007

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3 patents (USPTO):Explore Patents
Profile summary based on public USPTO records.
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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