Akira Tozuka

Person

Hamamatsu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for evaluating musical performance and client/...
- Patent number 6,495,747
- Issue date Dec 17, 2002
- Yamaha Corporation
- Hideaki Shimaya
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Parameter setting technique for use in music performance apparatus
- Patent number 6,376,760
- Issue date Apr 23, 2002
- Yamaha Corproration
- Akira Tozuka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for effectively displaying musical information...
- Patent number 6,204,441
- Issue date Mar 20, 2001
- Yamaha Corporation
- Yasuhiko Asahi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Music performing apparatus capable of calling registrations for per...
- Patent number 6,031,175
- Issue date Feb 29, 2000
- Yamaha Corporation
- Akira Tozuka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Information processing apparatus employing help function
- Patent number 5,710,898
- Issue date Jan 20, 1998
- Yamaha Corporation
- Akira Tozuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic musical instrument having secondary storage of files wit...
- Patent number 5,513,352
- Issue date Apr 30, 1996
- Yamaha Corporation
- Akira Tozuka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument having an external memory device
- Patent number 5,410,941
- Issue date May 2, 1995
- Yamaha Corporation
- Harumichi Hotta
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument
- Patent number 5,160,799
- Issue date Nov 3, 1992
- Yamaha Corporation
- Akira Tozuka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and method for evaluating musical performance and client/...
- Publication number 20010039870
- Publication date Nov 15, 2001
- Yamaha Corporation
- Hideaki Shimaya
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Akira Tozuka

Person

Patents Grantslast 30 patents

Apparatus and method for evaluating musical performance and client/...

Parameter setting technique for use in music performance apparatus

Method and apparatus for effectively displaying musical information...

Music performing apparatus capable of calling registrations for per...

Information processing apparatus employing help function

Electronic musical instrument having secondary storage of files wit...

Electronic musical instrument having an external memory device

Electronic musical instrument

Patents Applicationslast 30 patents

Apparatus and method for evaluating musical performance and client/...