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Roland Woodcock
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Bloomfield Hills, MI, US
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last 30 patents
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Patent Grant
Tunable sound absorbing and air filtering attenuating device
Patent number
6,789,646
Issue date
Sep 14, 2004
Lear Corporation
Shuo Wang
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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last 30 patents
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Patent Application
Tunable sound absorbing and air filtering attenuating device
Publication number
20040069564
Publication date
Apr 15, 2004
Shuo Wang
G10 - MUSICAL INSTRUMENTS ACOUSTICS