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Naoto Hirohata
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Backlight device
Patent number
9,389,357
Issue date
Jul 12, 2016
JVC Kenwood Corporation
Naoto Hirohata
G02 - OPTICS
Information
Patent Grant
Backlight device
Patent number
8,807,818
Issue date
Aug 19, 2014
JVC Kenwood Corporation
Naoto Hirohata
G02 - OPTICS
Information
Patent Grant
Backlight device
Patent number
8,596,850
Issue date
Dec 3, 2013
JVC Kenwood Corporation
Naoto Hirohata
G02 - OPTICS
Information
Patent Grant
Display with multiple emission layers
Patent number
8,354,982
Issue date
Jan 15, 2013
JVC Kenwood Corporation
Yoshinori Ohshima
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Optical unit, backlight device, liquid crystal module and liquid cr...
Patent number
8,294,847
Issue date
Oct 23, 2012
Victor Company of Japan, Ltd.
Nobuyoshi Yamagishi
G02 - OPTICS
Information
Patent Grant
Optical unit, backlight device, liquid crystal module and liquid cr...
Patent number
7,819,543
Issue date
Oct 26, 2010
Victor Company of Japan, Ltd.
Nobuyoshi Yamagishi
G02 - OPTICS
Information
Patent Grant
Display with multiple emission layers
Patent number
7,528,810
Issue date
May 5, 2009
Victor Company of Japan, Limited
Yoshinori Ohshima
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Magnetic recording and reproducing apparatus
Patent number
6,236,800
Issue date
May 22, 2001
Victor Company of Japan, Ltd.
Ryou Nishima
G11 - INFORMATION STORAGE
Information
Patent Grant
Tracking error data detecting apparatus and VTR having the same app...
Patent number
5,771,132
Issue date
Jun 23, 1998
Victor Company of Japan, Ltd.
Naoto Hirohata
G11 - INFORMATION STORAGE
Information
Patent Grant
Audio signal processing apparatus for high speed or forward/reverse...
Patent number
5,568,329
Issue date
Oct 22, 1996
Victor Company of Japan, Ltd.
Naoto Hirohata
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
BACKLIGHT DEVICE
Publication number
20140320785
Publication date
Oct 30, 2014
Naoto Hirohata
G02 - OPTICS
Information
Patent Application
BACKLIGHT DEVICE
Publication number
20140043564
Publication date
Feb 13, 2014
JVC KENWOOD CORPORATION
Naoto Hirohata
G02 - OPTICS
Information
Patent Application
BACKLIGHT DEVICE
Publication number
20120134174
Publication date
May 31, 2012
VICTOR COMPANY OF JAPAN, LIMITED
Naoto Hirohata
G02 - OPTICS
Information
Patent Application
Optical unit, backlight device, liquid crystal module and liquid cr...
Publication number
20100238378
Publication date
Sep 23, 2010
Victor Company of Japan, Ltd.
Nobuyoshi Yamagishi
G02 - OPTICS
Information
Patent Application
Optical unit, backlight device, liquid crystal module and liquid cr...
Publication number
20090225533
Publication date
Sep 10, 2009
Victor Company of Japan, Ltd.
Nobuyoshi Yamagishi
G02 - OPTICS
Information
Patent Application
Display with multiple emission layers
Publication number
20090189834
Publication date
Jul 30, 2009
VICTOR COMPANY OF JAPAN, LIMITED
Yoshinori Ohshima
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Display with multiple emission layers
Publication number
20050264550
Publication date
Dec 1, 2005
Yoshinori Ohshima
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS