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Hiroshi Otsubo
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Tokorozawa, JP
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last 30 patents
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Patent Grant
Stereoscopio display using movement direction detection
Patent number
5,684,529
Issue date
Nov 4, 1997
Pioneer Electronic Corporation
Takashi Yoshimi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for controlling rotation of disk player
Patent number
5,270,992
Issue date
Dec 14, 1993
Pioneer Electronic Corporation
Shigeru Yasuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Laser vision disc with digital sound (LDD) disc player for reproduc...
Patent number
5,257,253
Issue date
Oct 26, 1993
Pioneer Electronic Corporation
Hiroshi Otsubo
G11 - INFORMATION STORAGE
Information
Patent Grant
Digital audio disk player
Patent number
5,202,866
Issue date
Apr 13, 1993
Pioneer Electronic Corporation
Hiroshi Otsubo
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc player for playing different types of discs which automaticall...
Patent number
5,177,728
Issue date
Jan 5, 1993
Pioneer Electronic Corporation
Hiroshi Otsubo
G11 - INFORMATION STORAGE
Information
Patent Grant
Compatible disk player for playing multi-size disks and having a mo...
Patent number
5,172,354
Issue date
Dec 15, 1992
Pioneer Electronic Corporation
Hiroshi Otsubo
G11 - INFORMATION STORAGE
Information
Patent Grant
Auto voice changing apparatus
Patent number
4,953,212
Issue date
Aug 28, 1990
Pioneer Electronic Corporation
Hiroshi Otsubo
G10 - MUSICAL INSTRUMENTS ACOUSTICS