Membership
Tour
Register
Log in
Hideaki Nagakubo
Follow
Person
Fukushima-ken, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Input device and keyboard device having illumination function
Patent number
8,334,794
Issue date
Dec 18, 2012
Alps Electric Co., Ltd.
Kazutoshi Watanabe
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Light guiding plate including a plurality of prisms, surface emitti...
Patent number
7,497,610
Issue date
Mar 3, 2009
Alps Electric Co., Ltd.
Takuro Sugiura
G02 - OPTICS
Information
Patent Grant
Lighting system
Patent number
7,356,211
Issue date
Apr 8, 2008
Alps Electric Co., Ltd.
Takuro Sugiura
G02 - OPTICS
Information
Patent Grant
Backlight unit and liquid crystal display device
Patent number
7,165,874
Issue date
Jan 23, 2007
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Grant
Double-sided emissive liquid crystal display module containing doub...
Patent number
7,123,318
Issue date
Oct 17, 2006
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Grant
Surface emitting device and liquid crystal display apparatus
Patent number
7,121,711
Issue date
Oct 17, 2006
Alps Electric Co., Ltd.
Koichi Yamamoto
G02 - OPTICS
Information
Patent Grant
Backlight device and liquid crystal display device
Patent number
6,981,792
Issue date
Jan 3, 2006
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Grant
Illumination device and liquid crystal display device
Patent number
6,971,782
Issue date
Dec 6, 2005
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Grant
Surface-emitting device precisely positioned in the front of liquid...
Patent number
6,692,134
Issue date
Feb 17, 2004
Alps Electric Co., Ltd.
Kou Ohwada
G02 - OPTICS
Information
Patent Grant
Liquid crystal display device with light quantity control portion
Patent number
6,313,891
Issue date
Nov 6, 2001
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Grant
Liquid crystal display apparatus
Patent number
6,297,786
Issue date
Oct 2, 2001
Alps Electric Co., Ltd.
Ryohei Kakuta
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Liquid crystal display device
Patent number
6,219,117
Issue date
Apr 17, 2001
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
INPUT DEVICE AND KEYBOARD DEVICE HAVING ILLUMINATION FUNCTION
Publication number
20100097246
Publication date
Apr 22, 2010
Alps Electric Co., Ltd.
Kazutoshi WATANABE
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ILLUMINATION DEVICE AND INPUT DEVICE WITH ILLUMINATION FUNCTION HAV...
Publication number
20090244905
Publication date
Oct 1, 2009
Alps Electric Co., Ltd.
Hideyuki ISHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INPUT DEVICE WITH ILLUMINATION FUNCTION
Publication number
20090073724
Publication date
Mar 19, 2009
Alps Electric Co., Ltd.
Tsuyoshi Hayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURFACE EMITTING DEVICE
Publication number
20070127264
Publication date
Jun 7, 2007
Alps Electric Co., Ltd.
Takuro Sugiura
G02 - OPTICS
Information
Patent Application
STEREOSCOPIC DISPLAY DEVICE
Publication number
20070104415
Publication date
May 10, 2007
Alps Electric Co., Ltd.
Takuro Sugiura
G02 - OPTICS
Information
Patent Application
MULTICOLORED LIGHTING DEVICE AND COORDINATE INPUT DEVICE
Publication number
20060290685
Publication date
Dec 28, 2006
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Application
Light guide plate and liquid crystal display device having the ligh...
Publication number
20060262572
Publication date
Nov 23, 2006
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Application
Light guiding plate, surface emitting device using light guiding pl...
Publication number
20060092668
Publication date
May 4, 2006
Alps Electric Co., Ltd.
Takuro Sugiura
G02 - OPTICS
Information
Patent Application
Light guide plate, surface light-emitting unit, and liquid crystal...
Publication number
20050024890
Publication date
Feb 3, 2005
Alps Electric Co., Ltd.
Koichi Yamamoto
G02 - OPTICS
Information
Patent Application
Surface emitting device and liquid crystal display apparatus
Publication number
20040257795
Publication date
Dec 23, 2004
Alps Electric Co., Ltd.
Koichi Yamamoto
G02 - OPTICS
Information
Patent Application
Illumination device and liquid crystal display device
Publication number
20040141304
Publication date
Jul 22, 2004
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Application
Backlight device and liquid crystal display device
Publication number
20040125592
Publication date
Jul 1, 2004
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Application
Backlight unit and liquid crystal display device
Publication number
20040109105
Publication date
Jun 10, 2004
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Application
Double-sided emissive liquid crystal display module
Publication number
20040100423
Publication date
May 27, 2004
Alps Electric Co., Ltd.
Hideaki Nagakubo
G02 - OPTICS
Information
Patent Application
Surface-emitting device precisely positioned in the front of liquid...
Publication number
20030007343
Publication date
Jan 9, 2003
Alps Electric Co., Ltd.
Kou Ohwada
G02 - OPTICS
Information
Patent Application
DRIVING VOLTAGE GENERATOR OF LIQUID CRYSTAL DISPLAY UNIT
Publication number
20010013864
Publication date
Aug 16, 2001
RYOHEI KAKUTA
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS