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For the Inventor, By the Inventor

Carlisle, MA, United States of America

H & G Systems, Inc.


USPTO Granted Patents = 1

Forward Citations = 105

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1 inventor (with patents filed for the assignee):

goldMedal Bart G Guerreri (1 out of 2 patents)


1 patent:

1. 4779095 - Image change detection system (1988-10-18),
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USPTO Data Jan 1 1976 - Jan 6 2026

1 Patents

#15 in Carlisle, MA

#6,482 in Massachusetts

#133,943 in US

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Carlisle, MA, United States of America

H & G Systems, Inc.

Forward Citations = 105

1 inventor:

goldMedal Bart G Guerreri (1 out of 2 patents)

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