Inventor · disambiguated record
Charles R. Lee
Also filed as: LEE CHARLES R · LEE CHARLES RAYMOND
9 granted patents·222 citations·filing 1995–2014
89Inventor score
Top patents by PatentIndex Score
9 records- 0188US5841050AMethod and apparatus for optically determining note characteristics from key motion in a keyboard operated musical instrumentBURGETT INC·Filed 1996·Granted Nov 24, 1998·101 cites·8 claims
- 0277US6472589B1Method and apparatus for sensing, controlling and recording key motion in a keyboard musical instrumentOVERTURE MUSIC SYSTEMS INC·Filed 2000·Granted Oct 29, 2002·25 cites·19 claims
- 0367US5905220AMethod and apparatus for sensing pedal motion and actuating pedals in player pianosBURGETT INC·Filed 1997·Granted May 18, 1999·40 cites·19 claims
- 0462US5524521AMethod and apparatus for optically determining note characteristics in a keyboard operated musical instrumentBURGETT INC·Filed 1995·Granted Jun 11, 1996·25 cites·8 claims
- 0548US5834669AMethod and apparatus for optically determining note characteristics from hammer catchers in a keyboard operated musical instrumentBURGETT INC·Filed 1996·Granted Nov 10, 1998·14 cites·8 claims
- 0646US6384305B1Method and apparatus for sensing key movement in a musical keyboardOVERTURE MUSIC SYSTEMS INC·Filed 1999·Granted May 7, 2002·13 cites·19 claims
- 0745US8175766B2Throttle control method and systemLEE CHARLES R·Filed 2009·Granted May 8, 2012·2 cites·23 claims
- 0844US8333258B2Method and apparatus for adjusting throttle control signals in electric vehiclesWISMANN BRIAN J·Filed 2009·Granted Dec 18, 2012·2 cites·23 claims
- 0940US9050905B2Electronic park brake system for electric vehiclesBRAMMO INC·Filed 2014·Granted Jun 9, 2015·0 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →