Forward Citations = 31

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3 inventors (with patents filed for the assignee):

Ronald W Barnhart (3 out of 6 patents)

Donald T Wehmeyer (3 out of 8 patents)

Craig Beymer (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 4691795 - Vehicle fluidic drive circuit (1987-09-08),

2. 4625830 - Work platform centering apparatus (1986-12-02),

3. 4518061 - Translating mobile work platform (1985-05-21),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#16 in Bensenville, IL

#3,452 in Illinois

#73,860 in US

Bensenville, IL, United States of America

Economy Engineering, Inc.

Forward Citations = 31

3 inventors:

Ronald W Barnhart (3 out of 6 patents)

Donald T Wehmeyer (3 out of 8 patents)

Craig Beymer (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Economy Engineering, Inc.. Retrieved from https://idiyas.com/company/economy-engineering

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]