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Hans Stelzl
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Vaterstetten, DE
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last 30 patents
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Patent Grant
Method of producing an attenuating structure on a surface wave comp...
Patent number
5,900,286
Issue date
May 4, 1999
Siemens Aktiengesellschaft
Heiner Bayer
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Patent Grant
Surface wave components with an acoustically matched damping compound
Patent number
5,227,219
Issue date
Jul 13, 1993
Siemens Aktiengesellschaft
Heiner Bayer
G10 - MUSICAL INSTRUMENTS ACOUSTICS