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USPTO Data Jan 1 1976 - Oct 27 2026
3 Patents
#803 in Chicago, IL
#3,453 in Illinois
#73,929 in US
Chicago Switch, Inc.
Forward Citations = 21
3 inventors:
Chicago, IL, United States of America
Chicago Switch, Inc.
Calculating rank
Forward Citations = 21
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3 inventors (with patents filed for the assignee):
Joseph J Spedale (2 out of 7 patents)
Guy M Farrell (2 out of 2 patents)
Martin Gaber (1 out of 3 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chicago Switch, Inc.. Retrieved from https://idiyas.com/company/chicago-switch
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]
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]
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]