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Motoo Takahashi
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Tokyo, JP
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Patents Grants
last 30 patents
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
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
Lens device and projector having diaphragm mechanisms with substant...
Patent number
7,163,298
Issue date
Jan 16, 2007
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projector having an illuminance detector
Patent number
7,114,814
Issue date
Oct 3, 2006
Chinontec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Lens device and projector having diaphragm mechanisms with aperture...
Patent number
7,114,815
Issue date
Oct 3, 2006
Chinontec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Lens device and projector having diaphragm mechanisms with substant...
Patent number
7,111,946
Issue date
Sep 26, 2006
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Lens device and projector having diaphragm mechanisms with substant...
Patent number
7,111,947
Issue date
Sep 26, 2006
Chinontec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projector having an image signal controller
Patent number
7,104,655
Issue date
Sep 12, 2006
Chinontec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection lens device and projector
Patent number
7,021,772
Issue date
Apr 4, 2006
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projector with inlet fan, outlet fan and ventilation duct structure...
Patent number
6,443,575
Issue date
Sep 3, 2002
Mitsubishi Denki Kabushiki Kaisha
Teruo Miyamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Light source apparatus
Patent number
6,227,686
Issue date
May 8, 2001
Mitsubishi Denki Kabushiki Kaisha
Motoo Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Back projection screen in a video projector
Patent number
4,921,330
Issue date
May 1, 1990
Mitsubishi Denki Kabushiki Kaisha
Motoo Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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
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
Information
Patent Application
Projector having an object detector
Publication number
20060119803
Publication date
Jun 8, 2006
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Lens device and projector having diaphragm mechanisms with substant...
Publication number
20060114428
Publication date
Jun 1, 2006
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Lens device and projector having diaphragm mechanisms with substant...
Publication number
20060114426
Publication date
Jun 1, 2006
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Lens device and projector having diaphragm mechanisms with aperture...
Publication number
20060114427
Publication date
Jun 1, 2006
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projector having an image signal controller
Publication number
20060114424
Publication date
Jun 1, 2006
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Lens device and projector having diaphragm mechanisms with substant...
Publication number
20060114425
Publication date
Jun 1, 2006
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projector having an illuminance detector
Publication number
20060109429
Publication date
May 25, 2006
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projection lens device and projector
Publication number
20040141159
Publication date
Jul 22, 2004
Chinon Tec Kabushiki Kaisha
Hiroki Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projection display apparatus
Publication number
20020145700
Publication date
Oct 10, 2002
Motoo Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY