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Kiyoshi Morikawa
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Saitama-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Disc changer
Patent number
7,006,409
Issue date
Feb 28, 2006
Pioneer Corporation
Jun Togashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Combination gear having a gear slipping-off preventing structure
Patent number
6,446,523
Issue date
Sep 10, 2002
Pioneer Corporation
Takashi Ota
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Mechanism for feeding a pickup carriage of a recording medium repro...
Patent number
6,414,933
Issue date
Jul 2, 2002
Pioneer Corporation
Satoru Anada
G11 - INFORMATION STORAGE
Information
Patent Grant
Pickup guide mechanism
Patent number
6,353,589
Issue date
Mar 5, 2002
Pioneer Corporation
Jun Togashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk changer with trays movable between retaining and drawn-out pos...
Patent number
6,041,032
Issue date
Mar 21, 2000
Pioneer Electronic Corp.
Nobuo Ishida
G11 - INFORMATION STORAGE
Information
Patent Grant
Device for carrying a disc player in an automatic disc changer
Patent number
5,991,246
Issue date
Nov 23, 1999
Pioneer Electronic Corporation
Kiyoshi Morikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Vibration damping suspension mechanism for recorded data reproducin...
Patent number
5,663,943
Issue date
Sep 2, 1997
Pioneer Electronic Corporation
Tatsuya Yanagisawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Vibration damping suspension mechanism for recorded data reproducin...
Patent number
5,532,993
Issue date
Jul 2, 1996
Pioneer Electronic Corporation
Tatsuya Yanagisawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Adapter for a small CD
Patent number
5,457,677
Issue date
Oct 10, 1995
Pioneer Electronic Corporation
Toshirou Yamashita
G11 - INFORMATION STORAGE
Information
Patent Grant
Tray loading device of a CD player
Patent number
5,400,310
Issue date
Mar 21, 1995
Pioneer Electronic Corporation
Kiyoshi Morikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Centering mechanism for automotive disk player
Patent number
5,226,028
Issue date
Jul 6, 1993
Pioneer Electronic Corporation
Yoshinori Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
System for recovering a CD in a CD player having a magazine contain...
Patent number
5,208,791
Issue date
May 4, 1993
Pioneer Electronic Corporation
Sei Onishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk playback apparatus with centering device for different disk sizes
Patent number
5,204,849
Issue date
Apr 20, 1993
Pioneer Electronic Corporation
Yoshinori Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc double insertion preventing mechanism for disc player
Patent number
5,173,893
Issue date
Dec 22, 1992
Pioneer Electronic Corporation
Kiyoshi Morikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Stopper for trays in a magazine of a CD player
Patent number
5,164,929
Issue date
Nov 17, 1992
Pioneer Electronic Corporation
Atsushi Kurosawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Damper filled with oil
Patent number
5,145,039
Issue date
Sep 8, 1992
Pioneer Electronic Corporation
Kiyoshi Morikawa
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Magazine holder in a CD player
Patent number
5,136,563
Issue date
Aug 4, 1992
Pioneer Electronic Corporation
Kaoru Takemasa
G11 - INFORMATION STORAGE
Information
Patent Grant
Centering mechanism for automotive disk player
Patent number
5,113,388
Issue date
May 12, 1992
Pioneer Electronic Corporation
Yoshinori Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
System for detecting a CD on a tray in a compact disk player having...
Patent number
5,077,717
Issue date
Dec 31, 1991
Pioneer Electronic Corporation
Sei Onishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Centering mechanism for automotive disc player
Patent number
5,056,077
Issue date
Oct 8, 1991
Pioneer Electronic Corporation
Kiyoshi Morikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Multiple disc player with mechanism for changing of discs
Patent number
5,046,059
Issue date
Sep 3, 1991
Pioneer Electronic Corporation
Susumu Yoshida
G11 - INFORMATION STORAGE
Information
Patent Grant
Guide mechanism for disc reproducing apparatus
Patent number
5,036,509
Issue date
Jul 30, 1991
Pioneer Electronic Corporation
Kazuo Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Centering mechanism for automotive disc player
Patent number
5,031,171
Issue date
Jul 9, 1991
Pioneer Electronic Corporation
Masakazu Kurumada
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc guide mechanism for automotive disc player
Patent number
5,010,484
Issue date
Apr 23, 1991
Pioneer Electronic Corporation
Kazuo Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Automatic loading disc player
Patent number
4,995,027
Issue date
Feb 19, 1991
Pioneer Electronic Corporation
Yoshio Aoyagi
G11 - INFORMATION STORAGE
Information
Patent Grant
Multi-disc player
Patent number
4,841,499
Issue date
Jun 20, 1989
Pioneer Electronic Corporation
Akira Takahashi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
VOICE GUIDE DEVICE, VOICE GUIDE METHOD, VOICE GUIDE PROGRAM, AND RE...
Publication number
20090070036
Publication date
Mar 12, 2009
Pioneer Corporation
Kenji Nakamura
G08 - SIGNALLING
Information
Patent Application
Disc changer
Publication number
20040027934
Publication date
Feb 12, 2004
Pioneer Electronic Corporation
Jun Togashi
G11 - INFORMATION STORAGE
Information
Patent Application
Disc changer
Publication number
20040027933
Publication date
Feb 12, 2004
Pioneer Electronic Corporation
Jun Togashi
G11 - INFORMATION STORAGE