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Masakazu ISHIZUKA
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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Disc transfer device
Patent number
10,008,234
Issue date
Jun 26, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Masakazu Ishizuka
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc cartridge and disc device
Patent number
9,368,153
Issue date
Jun 14, 2016
Panasonic Intellectual Property Mangement Co., Ltd.
Kenji Shiomi
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc conveying device and disc conveying method
Patent number
9,361,930
Issue date
Jun 7, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Yukio Morioka
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device transfer mechanism
Patent number
8,689,245
Issue date
Apr 1, 2014
Panasonic Corporation
Yasuhisa Fukushima
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Shaft supporting structure with coil spring for pressing shaft onto...
Patent number
8,316,388
Issue date
Nov 20, 2012
Panasonic Corporation
Tatsuro Nishi
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Disk drive with established resonance frequencies for damper member
Patent number
7,831,984
Issue date
Nov 9, 2010
Panasonic Corporation
Shigeto Ueno
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk loading apparatus with cartridge urging member operating coope...
Patent number
7,581,233
Issue date
Aug 25, 2009
Panasonic Corporation
Shigeto Ueno
G11 - INFORMATION STORAGE
Information
Patent Grant
Tray for optical disk recorder
Patent number
D483754
Issue date
Dec 16, 2003
Matsushita Electric Industrial Co., Ltd.
Shigeto Ueno
D14 - Recording, communication, or information retrieval equipment
Patents Applications
last 30 patents
Information
Patent Application
DISC TRANSFER DEVICE
Publication number
20180005660
Publication date
Jan 4, 2018
Panasonic Intellectual Property Management Co., Ltd.
Masakazu ISHIZUKA
G11 - INFORMATION STORAGE
Information
Patent Application
DISC CONVEYING DEVICE AND DISC CONVEYING METHOD
Publication number
20150194180
Publication date
Jul 9, 2015
Panasonic Intellectual Property Management Co., Ltd.
Yukio MORIOKA
G11 - INFORMATION STORAGE
Information
Patent Application
DISC CARTRIDGE AND DISC DEVICE
Publication number
20150155005
Publication date
Jun 4, 2015
Panasonic Intellectual Property Management Co., Ltd.
Kenji SHIOMI
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL PICKUP DEVICE TRANSFER MECHANISM
Publication number
20130174678
Publication date
Jul 11, 2013
Yasuhisa Fukushima
G11 - INFORMATION STORAGE
Information
Patent Application
SHAFT SUPPORTING STRUCTURE AND OPTICAL DISC APPARATUS INCLUDING THE...
Publication number
20100180285
Publication date
Jul 15, 2010
PANASONIC CORPORATION
Tatsuro NISHI
G11 - INFORMATION STORAGE
Information
Patent Application
DISK DRIVE
Publication number
20100031278
Publication date
Feb 4, 2010
PANASONIC CORPORATION
Shigeto UENO
G11 - INFORMATION STORAGE
Information
Patent Application
Disk apparatus
Publication number
20050204373
Publication date
Sep 15, 2005
Matsushita Electric Industrial Co., Ltd.
Shigeto Ueno
G11 - INFORMATION STORAGE