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Akira Daijogo
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Nagaokakyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Surface light source device and liquid crystal display device
Patent number
9,739,921
Issue date
Aug 22, 2017
Mitsubishi Electric Corporation
Hiroshi Kida
G02 - OPTICS
Information
Patent Grant
Projection display having improved light shielding bodies for adjus...
Patent number
8,684,542
Issue date
Apr 1, 2014
Mitsubishi Electric Corporation
Akihiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization optical system and projection-type liquid-crystal disp...
Patent number
8,345,190
Issue date
Jan 1, 2013
Mitsubishi Electric Corporation
Akihiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection display apparatus
Patent number
8,162,488
Issue date
Apr 24, 2012
Mitsubishi Electric Corporation
Akihiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection display having improved light shielding bodies for adjus...
Patent number
8,052,285
Issue date
Nov 8, 2011
Mitsubishi Electric Corporation
Akihiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection display apparatus
Patent number
7,993,017
Issue date
Aug 9, 2011
Mitsubishi Electric Corporation
Akihiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection display apparatus
Patent number
7,661,829
Issue date
Feb 16, 2010
Mitsubishi Electric Corporation
Akihiro Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection display device
Patent number
6,033,091
Issue date
Mar 7, 2000
Mitsubishi Denki Kabushiki Kaisha
Akira Daijogo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection type display apparatus
Patent number
5,936,696
Issue date
Aug 10, 1999
Mitsubishi Denki Kabushiki Kaisha
Akira Daijogo
G02 - OPTICS
Information
Patent Grant
Projection type display including a holographic diffuser
Patent number
5,808,759
Issue date
Sep 15, 1998
Mitsubishi Denki Kabushiki Kaisha
Shinji Okamori
G02 - OPTICS
Information
Patent Grant
Projection type display
Patent number
5,765,934
Issue date
Jun 16, 1998
Mitsubishi Denki Kabushiki Kaisha
Shinji Okamori
G02 - OPTICS
Information
Patent Grant
Projection display device
Patent number
5,760,875
Issue date
Jun 2, 1998
Mitsubishi Denki Kabushiki Kaisha
Akira Daijogo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection type display apparatus and multi-vision projection type...
Patent number
5,738,426
Issue date
Apr 14, 1998
Mitsubishi Denki Kabushiki Kaisha
Akira Daijogo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection-type display apparatus
Patent number
5,695,266
Issue date
Dec 9, 1997
Mitsubishi Denki Kabushiki Kaisha
Hiroshi Kida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection display system
Patent number
5,662,400
Issue date
Sep 2, 1997
Mitsubishi Denki Kabushiki Kaisha
Shinsuke Shikama
G02 - OPTICS
Information
Patent Grant
Projection display device
Patent number
5,622,418
Issue date
Apr 22, 1997
Mitsubishi Denki Kabuskiki Kaisha
Akira Daijogo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Condenser lens, polarizing element, light source apparatus, and pro...
Patent number
5,613,749
Issue date
Mar 25, 1997
Mitsubishi Denki Kabushiki Kaisha
Shinsuke Shikama
G02 - OPTICS
Information
Patent Grant
Condenser lens, polarizing element, light source apparatus, and pro...
Patent number
5,572,362
Issue date
Nov 5, 1996
Mitsubishi Denki Kabushiki Kaisha
Shinsuke Shikama
G02 - OPTICS
Information
Patent Grant
Condenser lens, polarizing element, light source apparatus, and pro...
Patent number
5,384,659
Issue date
Jan 24, 1995
Mitsubishi Denki Kabushiki Kaisha
Shinsuke Shikama
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
SURFACE LIGHT SOURCE DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE
Publication number
20160109633
Publication date
Apr 21, 2016
Mitsubishi Electric Corporation
Hiroshi KIDA
G02 - OPTICS
Information
Patent Application
SURFACE LIGHT SOURCE DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE
Publication number
20160054510
Publication date
Feb 25, 2016
Mitsubishi Electric Corporation
Nami OKIMOTO
G02 - OPTICS
Information
Patent Application
PROJECTION DISPLAY
Publication number
20120008107
Publication date
Jan 12, 2012
Akihiro YAMADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projection Display Apparatus
Publication number
20100165296
Publication date
Jul 1, 2010
Akihiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTION DISPLAY APPARATUS
Publication number
20100045944
Publication date
Feb 25, 2010
Akihiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POLARIZATION OPTICAL SYSTEM AND PROJECTION-TYPE LIQUID-CRYSTAL DISP...
Publication number
20090161032
Publication date
Jun 25, 2009
Akihiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projection display
Publication number
20080304022
Publication date
Dec 11, 2008
MITSUBISHI ELECTRIC CORPORATION
Akihiro Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projection display apparatus
Publication number
20080043312
Publication date
Feb 21, 2008
MITSUBISHI ELECTRIC CORPORATION
Akihiro Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY