Membership
Tour
Register
Log in
Ryuichiro Mizuno
Follow
Person
Chigasaki-shi, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Objective lens drive device and optical pickup
Patent number
8,743,668
Issue date
Jun 3, 2014
Hitachi Media Electronics Co., Ltd.
Yoshihiro Sato
G11 - INFORMATION STORAGE
Information
Patent Grant
Adhesive structure of optical device, adhesion method, and optical...
Patent number
8,711,666
Issue date
Apr 29, 2014
Hitachi Media Electronics Co., Ltd.
Akiko Mizushima
G11 - INFORMATION STORAGE
Information
Patent Grant
Objective lens actuator for enabling to reduce the dynamic tilt bet...
Patent number
8,407,730
Issue date
Mar 26, 2013
Hitachi Media Electronics Co., Ltd.
Yoshihiro Sato
G11 - INFORMATION STORAGE
Information
Patent Grant
Object lens actuator, optical pickup and optical disk drive
Patent number
8,000,183
Issue date
Aug 16, 2011
Hitachi Media Electronics Co., Ltd.
Yoshihiro Satou
G11 - INFORMATION STORAGE
Information
Patent Grant
Object lens actuator and disc drive using the same
Patent number
7,975,275
Issue date
Jul 5, 2011
Hitachi Media Electronics Co., Ltd.
Manabu Ochi
G11 - INFORMATION STORAGE
Information
Patent Grant
Object lens drive unit
Patent number
7,697,381
Issue date
Apr 13, 2010
Hitachi Media Electronics Co., Ltd.
Seiichi Katou
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup and optical disc apparatus provided with the same
Patent number
7,379,397
Issue date
May 27, 2008
Hitachi, Ltd.
Hiromitsu Mori
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup and optical disc apparatus provided with the same
Patent number
7,076,791
Issue date
Jul 11, 2006
Hiromitsu Mori
G11 - INFORMATION STORAGE
Information
Patent Grant
Objective lens driving device and optical disc apparatus using the...
Patent number
6,680,883
Issue date
Jan 20, 2004
Hitachi, Ltd.
Shinro Inui
G11 - INFORMATION STORAGE
Information
Patent Grant
Objective lens driving device and optical disc apparatus using the...
Patent number
6,567,352
Issue date
May 20, 2003
Hitachi, Ltd.
Shinro Inui
G11 - INFORMATION STORAGE
Information
Patent Grant
Objective lens driving device and optical disc apparatus using the...
Patent number
6,195,314
Issue date
Feb 27, 2001
Hitachi, Ltd.
Shinro Inui
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
IMAGE DISPLAY DEVICE, HEAD MOUNTED DISPLAY
Publication number
20210364802
Publication date
Nov 25, 2021
Hitachi-LG Data Storage, Inc.
Masahito UCHIYAMA
G02 - OPTICS
Information
Patent Application
OPTICAL PICKUP
Publication number
20150117172
Publication date
Apr 30, 2015
Hitachi-LG Data Storage, Inc.
Tatsuya YAMASAKI
G11 - INFORMATION STORAGE
Information
Patent Application
ADHESIVE STRUCTURE OF OPTICAL DEVICE, ADHESION METHOD, AND OPTICAL...
Publication number
20140022880
Publication date
Jan 23, 2014
Hitachi Media Electronics Co., Ltd.
Akiko MIZUSHIMA
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL PICKUP DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20130294211
Publication date
Nov 7, 2013
Hiroaki FURUICHI
G11 - INFORMATION STORAGE
Information
Patent Application
OBJECTIVE LENS DRIVE DEVICE AND OPTICAL PICKUP
Publication number
20110149713
Publication date
Jun 23, 2011
Hitachi Media Electronics Co., Ltd.
Yoshihiro Sato
G11 - INFORMATION STORAGE
Information
Patent Application
OBJECTIVE LENS ACTUATOR, OPTICAL PICKUP AND OPTICAL DISC DRIVE
Publication number
20100149954
Publication date
Jun 17, 2010
Yoshihiro SATO
G11 - INFORMATION STORAGE
Information
Patent Application
Object Lens Actuator, Optical Pickup and Optical Disk Drive
Publication number
20090103421
Publication date
Apr 23, 2009
Hitachi Media Electronics Co., Ltd.
Yoshihiro SATOU
G11 - INFORMATION STORAGE
Information
Patent Application
OBJECT LENS ACTUATOR AND DISC DRIVE USING THE SAME
Publication number
20080172685
Publication date
Jul 17, 2008
Manabu OCHI
G11 - INFORMATION STORAGE
Information
Patent Application
Object lens drive unit
Publication number
20070189129
Publication date
Aug 16, 2007
Seiichi Katou
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup and optical disc apparatus provided with the same
Publication number
20060233069
Publication date
Oct 19, 2006
Hitachi, Ltd
Hiromitsu Mori
G11 - INFORMATION STORAGE
Information
Patent Application
Disk video camera
Publication number
20060103759
Publication date
May 18, 2006
Hitachi, Ltd
Toshimasa Kamisada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Video camera using optical disc
Publication number
20040252221
Publication date
Dec 16, 2004
Yoshiro Konishi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Objective lens driving device and optical disc apparatus using the...
Publication number
20030137919
Publication date
Jul 24, 2003
Shinro Inui
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup and optical disc apparatus provided with the same
Publication number
20030117934
Publication date
Jun 26, 2003
Hitachi, Ltd
Hiromitsu Mori
G11 - INFORMATION STORAGE