Robert J. Sehnert

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Palatine, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Chord recognition system for an electronic musical instrument
- Patent number 4,300,430
- Issue date Nov 17, 1981
- Marmon Company
- Angelo A. Bione
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Bass note generation system
- Patent number 4,144,788
- Issue date Mar 20, 1979
- Marmon Company
- Angelo A. Bione
- G10 - MUSICAL INSTRUMENTS ACOUSTICS