Bruce E. Walker

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Westlake Village, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Active control source cancellation and active control Helmholtz res...
- Patent number 6,201,872
- Issue date Mar 13, 2001
- Hersh Acoustical Engineering, Inc.
- Alan S. Hersh
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Hybrid mode-scattering/sound-absorbing segmented liner system and m...
- Patent number 5,979,593
- Issue date Nov 9, 1999
- Hersh Acoustical Engineering, Inc.
- Edward J. Rice
- G10 - MUSICAL INSTRUMENTS ACOUSTICS