Inventor
HANZAWA KOHTARO
JP26 patents
Patents
26 patentsUS4681008AJul 21, 1987
Tone information processing device for an electronic musical instrument
CASIO COMPUTER CO LTD30 citations96
US5140541AAug 18, 1992
Digital filter system with changeable cutoff frequency
CASIO COMPUTER CO LTD23 citations92
US4667556AMay 26, 1987
Electronic musical instrument with waveform memory for storing waveform data based on external sound
CASIO COMPUTER CO LTD29 citations92
US5847302ADec 8, 1998
Tone information processing device for an electronic musical instrument for generating sounds
CASIO COMPUTER CO LTD13 citations82
US5521322AMay 28, 1996
Tone information processing device for an electronic musical instrument for generating sounds
CASIO COMPUTER CO LTD10 citations82
US4864625ASep 5, 1989
Effector for electronic musical instrument
CASIO COMPUTER CO LTD23 citations82
US4754680AJul 5, 1988
Overdubbing apparatus for electronic musical instrument
CASIO COMPUTER CO LTD16 citations82
US5410603AApr 25, 1995
Effect adding apparatus
CASIO COMPUTER CO LTD16 citations81
US4467440AAug 21, 1984
Digital filter apparatus with resonance characteristics
CASIO COMPUTER CO LTD19 citations81
US5136912AAug 11, 1992
Electronic tone generation apparatus for modifying externally input sound
CASIO COMPUTER CO LTD8 citations74
US5050216ASep 17, 1991
Effector for electronic musical instrument
CASIO COMPUTER CO LTD7 citations74
US5025700AJun 25, 1991
Electronic musical instrument with signal modifying apparatus
CASIO COMPUTER CO LTD5 citations74
US4691608ASep 8, 1987
Waveform normalizer for electronic musical instrument
CASIO COMPUTER CO LTD13 citations74
US5717153AFeb 10, 1998
Tone information processing device for an electronic musical instrument for generating sounds
CASIO COMPUTER CO LTD4 citations73
US5590364ADec 31, 1996
Signal processing apparatus
CASIO COMPUTER CO LTD10 citations73
US5546466AAug 13, 1996
Effect adding apparatus
CASIO COMPUTER CO LTD12 citations73
US5475390ADec 12, 1995
Tone information processing device for an electronic musical instrument
CASIO COMPUTER CO LTD4 citations73
US5442125AAug 15, 1995
Signal processing apparatus for repeatedly performing a same processing on respective output channels in time sharing manner
CASIO COMPUTER CO LTD7 citations73
US5371315ADec 6, 1994
Waveform signal generating apparatus and method for waveform editing system
CASIO COMPUTER CO LTD12 citations73
US5255215AOct 19, 1993
Digital filter system with changeable cutoff frequency
CASIO COMPUTER CO LTD16 citations73
US5160798ANov 3, 1992
Tone information processing device for an electronic musical instrument for generating sound having timbre corresponding to two parameters
CASIO COMPUTER CO LTD6 citations73
US5123322AJun 23, 1992
Musical tone generating apparatus for electronic musical instrument
CASIO COMPUTER CO LTD8 citations73
US5262582ANov 16, 1993
Musical tone generating apparatus for electronic musical instrument
CASIO COMPUTER CO LTD11 citations72
US5010799AApr 30, 1991
Electronic keyboard instrument with key displacement sensors
CASIO COMPUTER CO LTD13 citations72
US5298676AMar 29, 1994
Tone parameter control apparatus
CASIO COMPUTER CO LTD6 citations62
US4537110AAug 27, 1985
Envelope control apparatus
CASIO COMPUTER CO LTD1 citations52