Atsushi TAKAURA

Person

Machida-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Projection optical system, magnification projection optical system,...
- Patent number RE48309
- Issue date Nov 17, 2020
- Ricoh Company, Ltd.
- Atsushi Takaura
Information Patent Grant
Moving-member detecting device and image forming apparatus
- Patent number 9,983,531
- Issue date May 29, 2018
- Ricoh Company, Limited
- Koichi Kudo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projection optical system and image projecting apparatus
- Patent number 9,946,144
- Issue date Apr 17, 2018
- Ricoh Company, Ltd.
- Issei Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positional change measurement device, positional change measurement...
- Patent number 9,228,825
- Issue date Jan 5, 2016
- Ricoh Company, Ltd.
- Atsushi Takaura
- G01 - MEASURING TESTING
Information Patent Grant
Projection optical system, magnification projection optical system,...
- Patent number RE45728
- Issue date Oct 6, 2015
- Ricoh Company, Ltd.
- Atsushi Takaura
- 001 -
Information Patent Grant
Projection optical system, magnification projection optical system,...
- Patent number RE45258
- Issue date Nov 25, 2014
- Ricoh Company, Ltd.
- Atsushi Takaura
- 353 - Optics: image projectors
Information Patent Grant
Projection optical system
- Patent number 8,777,421
- Issue date Jul 15, 2014
- Ricoh Company, Ltd.
- Atsushi Takaura
- G02 - OPTICS
Information Patent Grant
Document illuminating system and image reader including the same
- Patent number 8,610,968
- Issue date Dec 17, 2013
- Ricoh Company, Ltd.
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection optical apparatus
- Patent number 8,529,070
- Issue date Sep 10, 2013
- Ricoh Company, Ltd.
- Atsushi Takaura
- G02 - OPTICS
Information Patent Grant
Document illuminating system and image reader including the same
- Patent number 8,416,471
- Issue date Apr 9, 2013
- Ricoh Company, Ltd.
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Intermediate image formation optical system, image formation device...
- Patent number 8,162,485
- Issue date Apr 24, 2012
- Ricoh Company, Ltd.
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection optical system and image displaying apparatus
- Patent number 8,128,238
- Issue date Mar 6, 2012
- Ricoh Company, Ltd.
- Kazuhiro Fujita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection optical system and image projecting apparatus
- Patent number 8,025,415
- Issue date Sep 27, 2011
- Ricoh Company, Ltd.
- Issei Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection optical system and image projecting apparatus
- Patent number 7,946,717
- Issue date May 24, 2011
- Ricoh Company, Ltd.
- Issei Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection optical system, magnification projection optical system,...
- Patent number 7,938,545
- Issue date May 10, 2011
- Ricoh Company, Ltd.
- Atsushi Takaura
- G02 - OPTICS
Information Patent Grant
Projection optical system, magnification projection optical system,...
- Patent number 7,922,341
- Issue date Apr 12, 2011
- Ricoh Company, Ltd.
- Atsushi Takaura
- G02 - OPTICS
Information Patent Grant
Projection optical system and image display apparatus
- Patent number 7,911,704
- Issue date Mar 22, 2011
- Ricoh Company, Ltd.
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical path switching device, optical scanning device, and image f...
- Patent number 7,889,224
- Issue date Feb 15, 2011
- Ricoh Company, Ltd.
- Toshimichi Hagiya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image display device and image projection device
- Patent number 7,857,458
- Issue date Dec 28, 2010
- Ricoh Company, Ltd.
- Kazuhiro Fujita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image display apparatus and projection optical system
- Patent number 7,753,531
- Issue date Jul 13, 2010
- Ricoh Company, Ltd.
- Kazuhiro Fujita
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Reflective screen and display system
- Patent number 7,646,536
- Issue date Jan 12, 2010
- Ricoh Company, Ltd.
- Kazuhiro Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projection optical system, magnification projection optical system,...
- Patent number 7,637,621
- Issue date Dec 29, 2009
- Ricoh Company, Ltd.
- Atsushi Takaura
- G02 - OPTICS
Information Patent Grant
Projection optical system, magnification projection optical system,...
- Patent number 7,637,618
- Issue date Dec 29, 2009
- Ricoh Company, Ltd.
- Atsushi Takaura
- G02 - OPTICS
Information Patent Grant
Projection optical system, magnification projection optical system,...
- Patent number 7,631,975
- Issue date Dec 15, 2009
- Ricoh Company, Ltd.
- Atsushi Takaura
- G02 - OPTICS
Information Patent Grant
Light path shift device and image display device
- Patent number 7,564,508
- Issue date Jul 21, 2009
- Ricoh Company, Ltd.
- Hiroyuki Sugimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Micro-optical device, spatial optical modulator and projector utili...
- Patent number 7,561,336
- Issue date Jul 14, 2009
- Ricoh Company, Ltd.
- Takanobu Osaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection optical system and image display apparatus
- Patent number 7,529,032
- Issue date May 5, 2009
- Ricoh Company, Ltd.
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical device, display device, and three-dimension image display d...
- Patent number 7,495,831
- Issue date Feb 24, 2009
- Ricoh Company, Ltd.
- Toshiaki Tokita
- G02 - OPTICS
Information Patent Grant
Projection optical system, magnification projection optical system,...
- Patent number 7,441,908
- Issue date Oct 28, 2008
- Ricoh Company, Ltd.
- Atsushi Takaura
- G02 - OPTICS
Information Patent Grant
Spatial light modulator and display device
- Patent number 7,336,411
- Issue date Feb 26, 2008
- Ricoh Company, Ltd.
- Kazuya Miyagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
POSITIONAL CHANGE MEASUREMENT DEVICE, POSITIONAL CHANGE MEASUREMENT...
- Publication number 20140268180
- Publication date Sep 18, 2014
- Atsushi TAKAURA
- G01 - MEASURING TESTING
Information Patent Application
MOVING-MEMBER DETECTING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20140044460
- Publication date Feb 13, 2014
- RICOH COMPANY, LIMITED
- Koichi KUDO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTING APPARATUS
- Publication number 20140002803
- Publication date Jan 2, 2014
- Issei Abe
- G02 - OPTICS
Information Patent Application
PROJECTION OPTICAL SYSTEM
- Publication number 20130308106
- Publication date Nov 21, 2013
- Atsushi Takaura
- G02 - OPTICS
Information Patent Application
DOCUMENT ILLUMINATING SYSTEM AND IMAGE READER INCLUDING THE SAME
- Publication number 20130215482
- Publication date Aug 22, 2013
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...
- Publication number 20110038039
- Publication date Feb 17, 2011
- Atsushi Takaura
- G02 - OPTICS
Information Patent Application
DOCUMENT ILLUMINATING SYSTEM AND IMAGE READER INCLUDING THE SAME
- Publication number 20100214630
- Publication date Aug 26, 2010
- Atsushi TAKAURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION OPTICAL APPARATUS
- Publication number 20100195061
- Publication date Aug 5, 2010
- Atsushi Takaura
- G02 - OPTICS
Information Patent Application
PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTING APPARATUS
- Publication number 20100157421
- Publication date Jun 24, 2010
- RICOH COMPANY, LTD.
- Issei Abe
- G02 - OPTICS
Information Patent Application
PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...
- Publication number 20100039625
- Publication date Feb 18, 2010
- Atsushi Takaura
- G02 - OPTICS
Information Patent Application
PROJECTION OPTICAL SYSTEM AND IMAGE DISPLAY APPARATUS
- Publication number 20090141370
- Publication date Jun 4, 2009
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL PATH SWITCHING DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE F...
- Publication number 20090080907
- Publication date Mar 26, 2009
- Toshimichi Hagiya
- G02 - OPTICS
Information Patent Application
PROJECTION OPTICAL SYSTEM AND IMAGE DISPLAYING APPARATUS
- Publication number 20090066919
- Publication date Mar 12, 2009
- Kazuhiro Fujita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...
- Publication number 20090021703
- Publication date Jan 22, 2009
- Atsushi Takaura
- G02 - OPTICS
Information Patent Application
PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...
- Publication number 20090015910
- Publication date Jan 15, 2009
- Atsushi Takaura
- G02 - OPTICS
Information Patent Application
PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...
- Publication number 20090015801
- Publication date Jan 15, 2009
- Atsushi TAKAURA
- G02 - OPTICS
Information Patent Application
PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...
- Publication number 20080304019
- Publication date Dec 11, 2008
- Atsushi Takaura
- G02 - OPTICS
Information Patent Application
REFLECTIVE SCREEN AND DISPLAY SYSTEM
- Publication number 20080297895
- Publication date Dec 4, 2008
- Kazuhiro Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image Display Device and Image Projection Device
- Publication number 20080151356
- Publication date Jun 26, 2008
- RICOH COMPANY, LTD.
- Kazuhiro Fujita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Micro-Optical Device, Spatial Optical Modulator and Projector Utili...
- Publication number 20080094718
- Publication date Apr 24, 2008
- Takanobu Osaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTING APPARATUS
- Publication number 20080068563
- Publication date Mar 20, 2008
- Issei Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTING APPARATUS
- Publication number 20080068564
- Publication date Mar 20, 2008
- Issei Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image Display Apparatus and Projection Optical System
- Publication number 20070268541
- Publication date Nov 22, 2007
- Kazuhiro Fujita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION OPTICAL SYSTEM AND IMAGE DISPLAY APPARATUS
- Publication number 20070253076
- Publication date Nov 1, 2007
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image display apparatus
- Publication number 20070008495
- Publication date Jan 11, 2007
- Kazuya Miyagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light path shift device and image display device
- Publication number 20060209295
- Publication date Sep 21, 2006
- Hiroyuki Sugimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Intermediate image formation optical system, image formation device...
- Publication number 20060192903
- Publication date Aug 31, 2006
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Projection optical system, magnification projection optical system,...
- Publication number 20060126032
- Publication date Jun 15, 2006
- Atsushi Takaura
- G02 - OPTICS
Information Patent Application
Optical device, display device, and three-dimension image display d...
- Publication number 20060039068
- Publication date Feb 23, 2006
- Toshiaki Tokita
- G02 - OPTICS
Information Patent Application
Spatial light modulator and display device
- Publication number 20050111072
- Publication date May 26, 2005
- Kazuya Miyagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Atsushi TAKAURA

Person

Patents Grantslast 30 patents

Projection optical system, magnification projection optical system,...

Moving-member detecting device and image forming apparatus

Projection optical system and image projecting apparatus

Positional change measurement device, positional change measurement...

Projection optical system, magnification projection optical system,...

Projection optical system, magnification projection optical system,...

Projection optical system

Document illuminating system and image reader including the same

Projection optical apparatus

Document illuminating system and image reader including the same

Intermediate image formation optical system, image formation device...

Projection optical system and image displaying apparatus

Projection optical system and image projecting apparatus

Projection optical system and image projecting apparatus

Projection optical system, magnification projection optical system,...

Projection optical system, magnification projection optical system,...

Projection optical system and image display apparatus

Optical path switching device, optical scanning device, and image f...

Image display device and image projection device

Image display apparatus and projection optical system

Reflective screen and display system

Projection optical system, magnification projection optical system,...

Projection optical system, magnification projection optical system,...

Projection optical system, magnification projection optical system,...

Light path shift device and image display device

Micro-optical device, spatial optical modulator and projector utili...

Projection optical system and image display apparatus

Optical device, display device, and three-dimension image display d...

Projection optical system, magnification projection optical system,...

Spatial light modulator and display device

Patents Applicationslast 30 patents

POSITIONAL CHANGE MEASUREMENT DEVICE, POSITIONAL CHANGE MEASUREMENT...

MOVING-MEMBER DETECTING DEVICE AND IMAGE FORMING APPARATUS

PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTING APPARATUS

PROJECTION OPTICAL SYSTEM

DOCUMENT ILLUMINATING SYSTEM AND IMAGE READER INCLUDING THE SAME

PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...

DOCUMENT ILLUMINATING SYSTEM AND IMAGE READER INCLUDING THE SAME

PROJECTION OPTICAL APPARATUS

PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTING APPARATUS

PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...

PROJECTION OPTICAL SYSTEM AND IMAGE DISPLAY APPARATUS

OPTICAL PATH SWITCHING DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE F...

PROJECTION OPTICAL SYSTEM AND IMAGE DISPLAYING APPARATUS

PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...

PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...

PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...

PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM,...

REFLECTIVE SCREEN AND DISPLAY SYSTEM

Image Display Device and Image Projection Device

Micro-Optical Device, Spatial Optical Modulator and Projector Utili...

PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTING APPARATUS

PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTING APPARATUS

Image Display Apparatus and Projection Optical System

PROJECTION OPTICAL SYSTEM AND IMAGE DISPLAY APPARATUS

Image display apparatus

Light path shift device and image display device

Intermediate image formation optical system, image formation device...

Projection optical system, magnification projection optical system,...

Optical device, display device, and three-dimension image display d...

Spatial light modulator and display device