Chicago, IL, United States of America

Chicago Switch, Inc.


USPTO Granted Patents = 3

Forward Citations = 21

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3 inventors (with patents filed for the assignee):

goldMedal Joseph J Spedale (2 out of 7 patents)

silverMedal Guy M Farrell (2 out of 2 patents)

bronzeMedal Martin Gaber (1 out of 3 patents)


3 patents:

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USPTO Data Jan 1 1976 - Dec 23 2025

3 Patents

#771 in Chicago, IL

#3,359 in Illinois

#71,950 in US

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Chicago, IL, United States of America
Forward Citations = 21

3 inventors:

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