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Toshiki Nakai
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Tokyo, JP
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last 30 patents
Information
Patent Grant
Musical sound producing device with pitch change circuit for changi...
Patent number
5,587,547
Issue date
Dec 24, 1996
Pioneer Electronic Corporation
Toshiki Nakai
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Melody controlling apparatus for music accompaniment playing system...
Patent number
5,574,243
Issue date
Nov 12, 1996
Pioneer Electronic Corporation
Toshiki Nakai
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Display controlling apparatus for music accompaniment playing syste...
Patent number
5,506,370
Issue date
Apr 9, 1996
Pioneer Electronic Corporation
Toshiki Nakai
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Karaoke system and method of managing playing time of karaoke songs
Patent number
5,494,443
Issue date
Feb 27, 1996
Pioneer Electronic Corporation
Toshiki Nakai
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Apparatus and method of playing karaoke accompaniment
Patent number
5,484,291
Issue date
Jan 16, 1996
Pioneer Electronic Corporation
Toshiki Nakai
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Apparatus for reproducing musical accompaniment information
Patent number
5,286,907
Issue date
Feb 15, 1994
Pioneer Electronic Corporation
Mashiro Okamura
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Image reproducing apparatus, image information recording medium, an...
Patent number
5,247,126
Issue date
Sep 21, 1993
Pioneer Electric Corporation
Masahiro Okamura
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Musical accompaniment playing apparatus having phoneme memory for c...
Patent number
5,235,124
Issue date
Aug 10, 1993
Pioneer Electronic Corporation
Masahiro Okamura
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
User management system for musical accompaniment playing apparatus
Patent number
5,218,580
Issue date
Jun 8, 1993
Pioneer Electronic Corporation
Masahiro Okamura
G07 - CHECKING-DEVICES
Information
Patent Grant
Musical accompaniment playing apparatus
Patent number
5,194,682
Issue date
Mar 16, 1993
Pioneer Electronic Corporation
Mashiro Okamura
G10 - MUSICAL INSTRUMENTS ACOUSTICS