Forward Citations = 45

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3 inventors (with patents filed for the assignee):

Frank C Weaver (2 out of 5 patents)

Henry Wasserstrom (1 out of 6 patents)

Viorel Drambarean (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 4954802 - Bi-metal temperature switch (1990-09-04),

2. 4928526 - Universal fuel sender (1990-05-29),

3. 4920798 - Liquid level sender with linear float (1990-05-01),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#803 in Chicago, IL

#3,452 in Illinois

#73,860 in US

Chicago, IL, United States of America

Stewart Warner Instrument Corporation

Forward Citations = 45

3 inventors:

Frank C Weaver (2 out of 5 patents)

Henry Wasserstrom (1 out of 6 patents)

Viorel Drambarean (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Stewart Warner Instrument Corporation. Retrieved from https://idiyas.com/company/stewart-warner-instrument

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]