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For the Inventor, By the Inventor

Manchester, CT, United States of America

Logical Heating Systems, Inc.


USPTO Granted Patents = 1

Forward Citations = 29

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1 inventor (with patents filed for the assignee):

goldMedal Herbert H Loeffler (1 out of 39 patents)


1 patent:

1. 4823770 - Combination hydronic space heater and tankless hot water heater (1989-04-25),
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USPTO Data Jan 1 1976 - Sep 29 2026

1 Patents

#10 in Manchester, CT

#2,533 in Connecticut

#136,675 in US

Manchester, CT (US)
Manchester, CT, United States of America

Logical Heating Systems, Inc.

Forward Citations = 29

1 inventor:

goldMedal Herbert H Loeffler (1 out of 39 patents)

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