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Yoshiteru Tomizuka
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Mobara, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Liquid crystal display device having a lens array being arranged th...
Patent number
8,582,041
Issue date
Nov 12, 2013
Hitachi Displays, Ltd.
Yoshiteru Tomizuka
G02 - OPTICS
Information
Patent Grant
Display device with elastic members having portions of different ha...
Patent number
8,054,401
Issue date
Nov 8, 2011
Hitachi Displays, Ltd.
Masaki Tsubokura
G02 - OPTICS
Information
Patent Grant
Display device with first and second elastic spacers extending in p...
Patent number
7,889,287
Issue date
Feb 15, 2011
Hitachi Displays, Ltd.
Masaki Tsubokura
G02 - OPTICS
Information
Patent Grant
Display device
Patent number
7,679,691
Issue date
Mar 16, 2010
Hitachi Displays, Ltd.
Yoshiteru Tomizuka
G02 - OPTICS
Information
Patent Grant
Display device convertible from two dimensional display to three di...
Patent number
7,492,577
Issue date
Feb 17, 2009
Hitachi Displays, Ltd.
Yoshiteru Tomizuka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Display device with elastic spacers having varying widths and hardness
Patent number
7,379,128
Issue date
May 27, 2008
Hitachi Displays, Ltd.
Masaki Tsubokura
G02 - OPTICS
Information
Patent Grant
Method for manufacturing liquid crystal display panels
Patent number
6,867,841
Issue date
Mar 15, 2005
Hitachi, Ltd.
Nobuaki Nakasu
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Display Device
Publication number
20110122335
Publication date
May 26, 2011
Masaki Tsubokura
G02 - OPTICS
Information
Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
Publication number
20100253883
Publication date
Oct 7, 2010
Hitachi Displays, Ltd.
Yoshiteru TOMIZUKA
G02 - OPTICS
Information
Patent Application
Display Device
Publication number
20080225199
Publication date
Sep 18, 2008
Masaki TSUBOKURA
G02 - OPTICS
Information
Patent Application
DISPLAY DEVICE
Publication number
20080180587
Publication date
Jul 31, 2008
YOSHITERU TOMIZUKA
G02 - OPTICS
Information
Patent Application
DISPLAY DEVICE
Publication number
20080180586
Publication date
Jul 31, 2008
YOSHITERU TOMIZUKA
G02 - OPTICS
Information
Patent Application
Liquid crystal display device
Publication number
20060197716
Publication date
Sep 7, 2006
Yoshinori Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Display device and game machine with the display device
Publication number
20060133047
Publication date
Jun 22, 2006
Hitachi Displays, Ltd.
Yoshiteru Tomizuka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Display device
Publication number
20050057703
Publication date
Mar 17, 2005
Masaki Tsubokura
G02 - OPTICS
Information
Patent Application
Method for manufacturing liquid crystal display panels
Publication number
20040032563
Publication date
Feb 19, 2004
Hitachi, Ltd
Nobuaki Nakasu
G02 - OPTICS