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Andrew D. Vasilakis
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Bedford, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pressurized air seal for combustion chamber
Patent number
RE37383
Issue date
Sep 18, 2001
AOS Holding Company
Joseph Gerstmann
431 - Combustion
Information
Patent Grant
Heat recovery system
Patent number
5,758,820
Issue date
Jun 2, 1998
Amtrol Inc.
George M. Celorier
G05 - CONTROLLING REGULATING
Information
Patent Grant
Quiet, non-condensing liquid heater using a non-mixing blower combu...
Patent number
5,245,952
Issue date
Sep 21, 1993
Gas Research Institute
Andrew D. Vasilakis
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Pressurized air seal for combustion chamber
Patent number
5,171,144
Issue date
Dec 15, 1992
A. O. Smith Corporation
Joseph Gerstmann
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Combustion product condensing water heater
Patent number
RE33082
Issue date
Oct 10, 1989
Advanced Mechanical Technology, Inc.
Joseph Gerstmann
122 - Liquid heaters and vaporizers
Information
Patent Grant
Combustion product condensing water heater
Patent number
4,502,626
Issue date
Mar 5, 1985
Gas Research Institute
Joseph Gerstmann
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
High efficiency water heating system
Patent number
4,445,464
Issue date
May 1, 1984
Advanced Mechanical Technology, Inc.
Joseph Gerstmann
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Combustion product condensing water heater
Patent number
4,403,572
Issue date
Sep 13, 1983
Advanced Mechanical Technology, Inc.
Joseph Gerstmann
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
High efficiency water heating system
Patent number
4,338,888
Issue date
Jul 13, 1982
Advanced Mechanical Technology, Inc.
Joseph Gerstmann
F24 - HEATING RANGES VENTILATING