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Masayuki Yoshida
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Saitama, JP
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last 30 patents
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Patent Grant
Recording medium playing apparatus with automatic tonal response se...
Patent number
5,067,119
Issue date
Nov 19, 1991
Pioneer Electronic Corporation
Masayuki Yoshida
G11 - INFORMATION STORAGE
Information
Patent Grant
Random reproducing system for disk player
Patent number
4,899,331
Issue date
Feb 6, 1990
Pioneer Electronic Corporation
Naoki Masaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for data recording disc playback
Patent number
4,761,692
Issue date
Aug 2, 1988
Pioneer Electronic Corporation
Masayuki Yoshida
G11 - INFORMATION STORAGE
Information
Patent Grant
Sound field enlarging device and method
Patent number
4,642,812
Issue date
Feb 10, 1987
Pioneer Electronic Corp.
Junichi Yoshio
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Switching circuit for a power supply in a signal processing apparatus
Patent number
4,639,660
Issue date
Jan 27, 1987
Pioneer Electronic Corporation
Masayuki Yoshida
G11 - INFORMATION STORAGE
Information
Patent Grant
Digital audio system with automatic fade in and fade out operations
Patent number
4,616,271
Issue date
Oct 7, 1986
Pioneer Electronic Corporation
Kenichiro Yasukawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Error signal generating device for use in an apparatus for opticall...
Patent number
4,603,410
Issue date
Jul 29, 1986
Pioneer Electronic Corporation
Masayuki Yoshida
G11 - INFORMATION STORAGE
Information
Patent Grant
Digital-to-analog converter circuit
Patent number
4,600,915
Issue date
Jul 15, 1986
Pioneer Electronic Corporation
Masayuki Yoshida
H03 - BASIC ELECTRONIC CIRCUITRY