Anthony G. Williams

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Opto-electronic sensing method and device for an acoustic piano
- Patent number 5,231,283
- Issue date Jul 27, 1993
- Gulbransen, Inc.
- David T. Starkey
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Opto-electronic sensing method and device for an acoustic piano
- Patent number 5,001,339
- Issue date Mar 19, 1991
- Gulbransen, Inc.
- David T. Starkey
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Reassignment of digital oscillators according to amplitude
- Patent number 4,969,385
- Issue date Nov 13, 1990
- Gulbransen, Inc.
- Anthony G. Williams
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for intelligent chord accompaniment
- Patent number 4,941,387
- Issue date Jul 17, 1990
- Gulbransen, Incorporated
- Anthony G. Williams
- G10 - MUSICAL INSTRUMENTS ACOUSTICS