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Charles Van Hoy
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Cambridge, MA, US
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last 30 patents
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Patent Grant
Inertial/audio unit and construction
Patent number
6,376,967
Issue date
Apr 23, 2002
Active Control eXperts, Inc.
Erik Saarmaa
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Patent Grant
Inertial/audio unit and construction
Patent number
6,198,206
Issue date
Mar 6, 2001
Active Control eXperts, Inc.
Erik Saarmaa
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Patents Applications
last 30 patents
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Patent Application
Inertial/audio unit and construction
Publication number
20010005108
Publication date
Jun 28, 2001
Erik Saarmaa
H04 - ELECTRIC COMMUNICATION TECHNIQUE