Kohtaro Hanzawa

Person

Fussa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Tone information processing device for an electronic musical instru...
- Patent number 5,847,302
- Issue date Dec 8, 1998
- Casio Computer Co., Ltd.
- Shigenori Morikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Tone information processing device for an electronic musical instru...
- Patent number 5,717,153
- Issue date Feb 10, 1998
- Casio Computer Co., Ltd.
- Shigenori Morikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Signal processing apparatus
- Patent number 5,590,364
- Issue date Dec 31, 1996
- Casio Computer Co., Ltd.
- Kohtaro Hanzawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Effect adding apparatus
- Patent number 5,546,466
- Issue date Aug 13, 1996
- Casio Computer Co., Ltd.
- Shiro Ishiguro
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Tone information processing device for an electronic musical instru...
- Patent number 5,521,322
- Issue date May 28, 1996
- Casio Computer Co., Ltd.
- Shigenori Morikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Tone information processing device for an electronic musical instru...
- Patent number 5,475,390
- Issue date Dec 12, 1995
- Casio Computer Co., Ltd.
- Shigenori Morikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Signal processing apparatus for repeatedly performing a same proces...
- Patent number 5,442,125
- Issue date Aug 15, 1995
- Casio Computer Co., Ltd.
- Kohtaro Hanzawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Effect adding apparatus
- Patent number 5,410,603
- Issue date Apr 25, 1995
- Casio Computer Co., Ltd.
- Shiro Ishiguro
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Waveform signal generating apparatus and method for waveform editin...
- Patent number 5,371,315
- Issue date Dec 6, 1994
- Casio Computer Co., Ltd.
- Kohtaro Hanzawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Tone parameter control apparatus
- Patent number 5,298,676
- Issue date Mar 29, 1994
- Casio Computer Co., Ltd.
- Hiroyuki Sasaki
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Musical tone generating apparatus for electronic musical instrument
- Patent number 5,262,582
- Issue date Nov 16, 1993
- Terumo Kabushiki Kaisha
- Kohtaro Hanzawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Digital filter system with changeable cutoff frequency
- Patent number 5,255,215
- Issue date Oct 19, 1993
- Casio Computer Co., Ltd.
- Goro Sakata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Tone information processing device for an electronic musical instru...
- Patent number 5,160,798
- Issue date Nov 3, 1992
- Casio Computer Co., Ltd.
- Shigenori Morikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Digital filter system with changeable cutoff frequency
- Patent number 5,140,541
- Issue date Aug 18, 1992
- Casio Computer Co., Ltd.
- Goro Sakata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic tone generation apparatus for modifying externally input...
- Patent number 5,136,912
- Issue date Aug 11, 1992
- Casio Computer Co., Ltd.
- Shigenori Morikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Musical tone generating apparatus for electronic musical instrument
- Patent number 5,123,322
- Issue date Jun 23, 1992
- Casio Computer Co., Ltd.
- Kohtaro Hanzawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Effector for electronic musical instrument
- Patent number 5,050,216
- Issue date Sep 17, 1991
- Casio Computer Co., Ltd.
- Kohtaro Hanzawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument with signal modifying apparatus
- Patent number 5,025,700
- Issue date Jun 25, 1991
- Casio Computer Co., Ltd.
- Shigenori Morikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic keyboard instrument with key displacement sensors
- Patent number 5,010,799
- Issue date Apr 30, 1991
- Casio Computer Co., Ltd.
- Kikuji Tanaka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Effector for electronic musical instrument
- Patent number 4,864,625
- Issue date Sep 5, 1989
- Casio Computer Co., Ltd.
- Kohtaro Hanzawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Overdubbing apparatus for electronic musical instrument
- Patent number 4,754,680
- Issue date Jul 5, 1988
- Casio Computer Co., Ltd.
- Shigenori Morikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Waveform normalizer for electronic musical instrument
- Patent number 4,691,608
- Issue date Sep 8, 1987
- Casio Computer Co., Ltd.
- Hiroyuki Sasaki
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Tone information processing device for an electronic musical instru...
- Patent number 4,681,008
- Issue date Jul 21, 1987
- Casio Computer Co., Ltd.
- Shigenori Morikawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument with waveform memory for storing wave...
- Patent number 4,667,556
- Issue date May 26, 1987
- Casio Computer Co., Ltd.
- Kohtaro Hanzawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Envelope control apparatus
- Patent number 4,537,110
- Issue date Aug 27, 1985
- Casio Computer Co.
- Keiichi Sakurai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Digital filter apparatus with resonance characteristics
- Patent number 4,467,440
- Issue date Aug 21, 1984
- Casio Computer Co., Ltd.
- Shigenori Sano
- H03 - BASIC ELECTRONIC CIRCUITRY

Kohtaro Hanzawa

Person

Patents Grantslast 30 patents

Tone information processing device for an electronic musical instru...

Tone information processing device for an electronic musical instru...

Signal processing apparatus

Effect adding apparatus

Tone information processing device for an electronic musical instru...

Tone information processing device for an electronic musical instru...

Signal processing apparatus for repeatedly performing a same proces...

Effect adding apparatus

Waveform signal generating apparatus and method for waveform editin...

Tone parameter control apparatus

Musical tone generating apparatus for electronic musical instrument

Digital filter system with changeable cutoff frequency

Tone information processing device for an electronic musical instru...

Digital filter system with changeable cutoff frequency

Electronic tone generation apparatus for modifying externally input...

Musical tone generating apparatus for electronic musical instrument

Effector for electronic musical instrument

Electronic musical instrument with signal modifying apparatus

Electronic keyboard instrument with key displacement sensors

Effector for electronic musical instrument

Overdubbing apparatus for electronic musical instrument

Waveform normalizer for electronic musical instrument

Tone information processing device for an electronic musical instru...

Electronic musical instrument with waveform memory for storing wave...

Envelope control apparatus

Digital filter apparatus with resonance characteristics