Warren M. Shadd

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Forestville, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Acoustic piano with MIDI sensor and selective muting of groups of keys
- Patent number 7,332,669
- Issue date Feb 19, 2008
- Warren M. Shadd
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Acoustic piano
- Publication number 20040025676
- Publication date Feb 12, 2004
- Warren M. Shadd
- G10 - MUSICAL INSTRUMENTS ACOUSTICS