Kenji Samejima

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light source device using monochromatic light to excite stationary...
- Patent number 9,599,316
- Issue date Mar 21, 2017
- Mitsubishi Electric Corporation
- Akihiro Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projection display device
- Patent number 9,467,670
- Issue date Oct 11, 2016
- Mitsubishi Electric Corporation
- Akihiro Yamada
- F21 - LIGHTING
Information Patent Grant
Light source device and projection-type display apparatus
- Patent number 9,310,033
- Issue date Apr 12, 2016
- Mitsubishi Electric Corporation
- Akihiro Yamada
- F21 - LIGHTING
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 apparatus
- Patent number 7,993,017
- Issue date Aug 9, 2011
- Mitsubishi Electric Corporation
- Akihiro Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Method and apparatus for image generation
- Patent number 5,864,374
- Issue date Jan 26, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Toshio Ito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
PROJECTION DISPLAY DEVICE
- Publication number 20150341605
- Publication date Nov 26, 2015
- Mitsubishi Electric Corporation
- Akihiro YAMADA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE
- Publication number 20150167932
- Publication date Jun 18, 2015
- Mitsubishi Electric Corporation
- Akihiro Yamada
- F21 - LIGHTING
Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTION-TYPE DISPLAY APPARATUS
- Publication number 20140354956
- Publication date Dec 4, 2014
- Mitsubishi Electric Corporation
- Akihiro Yamada
- F21 - LIGHTING
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
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

Kenji Samejima

Person

Patents Grantslast 30 patents

Light source device using monochromatic light to excite stationary...

Projection display device

Light source device and projection-type display apparatus

Polarization optical system and projection-type liquid-crystal disp...

Projection display apparatus

Projection display apparatus

Lens device and projector having diaphragm mechanisms with substant...

Projector having an illuminance detector

Lens device and projector having diaphragm mechanisms with aperture...

Lens device and projector having diaphragm mechanisms with substant...

Lens device and projector having diaphragm mechanisms with substant...

Projector having an image signal controller

Projection lens device and projector

Method and apparatus for image generation

Patents Applicationslast 30 patents

PROJECTION DISPLAY DEVICE

LIGHT SOURCE DEVICE

LIGHT SOURCE DEVICE AND PROJECTION-TYPE DISPLAY APPARATUS

Projection Display Apparatus

PROJECTION DISPLAY APPARATUS

POLARIZATION OPTICAL SYSTEM AND PROJECTION-TYPE LIQUID-CRYSTAL DISP...

Projector having an object detector

Lens device and projector having diaphragm mechanisms with substant...

Lens device and projector having diaphragm mechanisms with substant...

Lens device and projector having diaphragm mechanisms with aperture...

Projector having an image signal controller

Lens device and projector having diaphragm mechanisms with substant...

Projector having an illuminance detector

Projection lens device and projector