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Raymond Rubacha
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Chandler, AZ, US
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last 30 patents
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Patent Grant
Soft mute circuit
Patent number
6,931,124
Issue date
Aug 16, 2005
Acoustic Technology, Inc.
Raymond Rubacha
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Precise amplitude correction circuit
Patent number
6,625,286
Issue date
Sep 23, 2003
Acoustic Technologies, Inc.
Raymond Rubacha
H04 - ELECTRIC COMMUNICATION TECHNIQUE