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For the Inventor, By the Inventor

Still River, MA, United States of America

Signal Fire


USPTO Granted Patents = 1

% Expired Patents = 100.0

Trademarks = 4

Forward Citations = 11

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2 inventors (with patents filed for the assignee):

goldMedal Scott Keller (1 out of 8 patents)

silverMedal Alfred Hamilton (1 out of 1 patent)


1 patent:

1. 7915829 - Remotely monitored and controlled distributed emergency power system (2011-03-29),
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USPTO Data Jan 1 1976 - Sep 22 2026

1 Patents

#1 in Still River, MA

#6,592 in Massachusetts

#136,583 in US

Still River, MA (US)
Still River, MA, United States of America

Signal Fire

Forward Citations = 11

2 inventors:

goldMedal Scott Keller (1 out of 8 patents)

silverMedal Alfred Hamilton (1 out of 1 patent)

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