Charles R. Lee

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Placerville, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for sensing, controlling and recording key mot...
- Patent number 6,472,589
- Issue date Oct 29, 2002
- Overture Music Systems, Inc.
- Charles R. Lee
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for sensing key movement in a musical keyboard
- Patent number 6,384,305
- Issue date May 7, 2002
- Overture Music Systems, Inc.
- Charles Raymond Lee
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for sensing pedal motion and actuating pedals...
- Patent number 5,905,220
- Issue date May 18, 1999
- Burgett, Inc.
- Charles R. Lee
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for optically determining note characteristics...
- Patent number 5,841,050
- Issue date Nov 24, 1998
- Burgett, Inc.
- Pamela K. Clift
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for optically determining note characteristics...
- Patent number 5,834,669
- Issue date Nov 10, 1998
- Burgett, Inc.
- Pamela K. Clift
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for optically determining note characteristics...
- Patent number 5,524,521
- Issue date Jun 11, 1996
- Burgett, Inc.
- Pamela K. Clift
- G10 - MUSICAL INSTRUMENTS ACOUSTICS