Yasumasa Sawai

Person

Nara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical unit and projector therewith
- Patent number 10,775,684
- Issue date Sep 15, 2020
- Konica Minolta, Inc.
- Yasumasa Sawai
- G02 - OPTICS
Information Patent Grant
Illumination optical system and projector
- Patent number 10,578,845
- Issue date Mar 3, 2020
- Konica Minolta, Inc.
- Masayuki Imaoka
- G02 - OPTICS
Information Patent Grant
Prism unit and projector
- Patent number 10,481,309
- Issue date Nov 19, 2019
- Konica Minolta, Inc.
- Yasumasa Sawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical unit and projector therewith
- Patent number 10,324,362
- Issue date Jun 18, 2019
- Konica Minolta, Inc.
- Yasumasa Sawai
- G02 - OPTICS
Information Patent Grant
Projection lens and projector with laser beam light source
- Patent number 10,145,988
- Issue date Dec 4, 2018
- Konica Minolta, Inc.
- Miyuki Teramoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image projection apparatus
- Patent number 9,952,424
- Issue date Apr 24, 2018
- Konica Minolta, Inc.
- Yasumasa Sawai
- G02 - OPTICS
Information Patent Grant
Color splitting/combining prism, and optical system and projector t...
- Patent number 9,874,806
- Issue date Jan 23, 2018
- Konica Minolta, Inc.
- Koji Takahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Prism unit and projector
- Patent number 9,866,806
- Issue date Jan 9, 2018
- Konica Minolta, Inc.
- Miyuki Teramoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projection type image display apparatus
- Patent number 9,612,516
- Issue date Apr 4, 2017
- Konica Minolta, Inc.
- Norio Maeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projection type image display apparatus
- Patent number 9,010,944
- Issue date Apr 21, 2015
- Konica Minolta Opto, INC
- Norio Maeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image Projection apparatus
- Patent number 8,998,423
- Issue date Apr 7, 2015
- Konica Minolta CPTO, Inc.
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image projection apparatus
- Patent number 8,864,315
- Issue date Oct 21, 2014
- Konica Minolta Opto, INC
- Yasumasa Sawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image projection device
- Patent number 8,770,760
- Issue date Jul 8, 2014
- Konica Minolta Opto, INC
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection optical system and image projecting device
- Patent number 8,696,133
- Issue date Apr 15, 2014
- Konica Minolta Opto, INC
- Masayuki Imaoka
- G02 - OPTICS
Information Patent Grant
Illumination optical system and projector
- Patent number 8,408,709
- Issue date Apr 2, 2013
- Konica Minolta Opto, INC
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video projection device
- Patent number 8,228,443
- Issue date Jul 24, 2012
- Konica Minolta Opto, INC
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light emitting device, light-emitting module, lighting apparatus, a...
- Patent number 8,159,123
- Issue date Apr 17, 2012
- Konica Minolta Opto, INC
- Kenji Konno
- F21 - LIGHTING
Information Patent Grant
Projection apparatus
- Patent number 8,061,855
- Issue date Nov 22, 2011
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- G02 - OPTICS
Information Patent Grant
Illumination optical system and image projection device having a ro...
- Patent number 7,943,893
- Issue date May 17, 2011
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Anamorphic converter and image projection system
- Patent number 7,920,331
- Issue date Apr 5, 2011
- Konica Minolta Opto, Inc.
- Kazuhiko Inoue
- G02 - OPTICS
Information Patent Grant
Light-emitting module and image projection apparatus using same
- Patent number 7,850,314
- Issue date Dec 14, 2010
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image projecting apparatus having variable stop
- Patent number 7,784,950
- Issue date Aug 31, 2010
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Illumination optics and image projecting apparatus having thereof
- Patent number 7,530,697
- Issue date May 12, 2009
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dichroic prism, and prism unit and image projection apparatus emplo...
- Patent number 7,518,803
- Issue date Apr 14, 2009
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- G02 - OPTICS
Information Patent Grant
Image projection apparatus
- Patent number 7,434,944
- Issue date Oct 14, 2008
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Broadcasting system and media player
- Patent number 7,269,843
- Issue date Sep 11, 2007
- Minolta Co., Ltd.
- Takehisa Yamaguchi
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Projection-type display apparatus
- Patent number 7,066,609
- Issue date Jun 27, 2006
- Konica Minolta Opto, Inc.
- Jun Ishihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projector with fan controller
- Patent number 6,809,780
- Issue date Oct 26, 2004
- Minolta Co., Ltd.
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Display optical apparatus having a rotary compensator to improve di...
- Patent number 6,624,862
- Issue date Sep 23, 2003
- Minolta Co., Ltd.
- Kohtaro Hayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projector
- Patent number 6,561,655
- Issue date May 13, 2003
- Minolta Co., Ltd.
- Satoshi Onishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL UNIT AND PROJECTOR THEREWITH
- Publication number 20190258145
- Publication date Aug 22, 2019
- Konica Minolta, Inc.
- Yasumasa Sawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
OPTICAL UNIT AND PROJECTOR THEREWITH
- Publication number 20190011813
- Publication date Jan 10, 2019
- Konica Minolta, Inc.
- Yasumasa Sawai
- G02 - OPTICS
Information Patent Application
Illumination Optical System And Projector
- Publication number 20180188512
- Publication date Jul 5, 2018
- Konica Minolta, Inc.
- Masayuki IMAOKA
- G02 - OPTICS
Information Patent Application
PRISM UNIT AND PROJECTOR
- Publication number 20180059293
- Publication date Mar 1, 2018
- Konica Minolta, Inc.
- Yasumasa SAWAI
- G02 - OPTICS
Information Patent Application
IMAGE PROJECTION APPARATUS
- Publication number 20170010459
- Publication date Jan 12, 2017
- Konica Minolta, Inc.
- Yasumasa Sawai
- G02 - OPTICS
Information Patent Application
COLOR SPLITTING/COMBINING PRISM, AND OPTICAL SYSTEM AND PROJECTOR T...
- Publication number 20160363851
- Publication date Dec 15, 2016
- Konica Minolta, Inc.
- Koji Takahara
- G02 - OPTICS
Information Patent Application
PROJECTION LENS AND PROJECTOR
- Publication number 20160277718
- Publication date Sep 22, 2016
- Konica Minolta, Inc.
- Miyuki Teramoto
- G02 - OPTICS
Information Patent Application
PRISM UNIT AND PROJECTOR
- Publication number 20160085081
- Publication date Mar 24, 2016
- KONICA MINOLTA INC
- Miyuki Teramoto
- G02 - OPTICS
Information Patent Application
PROJECTION TYPE IMAGE DISPLAY APPARATUS
- Publication number 20150153638
- Publication date Jun 4, 2015
- KONICA MINOLTA OPTO, INC.
- Norio Maeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image Projection Apparatus
- Publication number 20120194787
- Publication date Aug 2, 2012
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Projection Optical System and Image Projecting Device
- Publication number 20120170000
- Publication date Jul 5, 2012
- Masayuki Imaoka
- G02 - OPTICS
Information Patent Application
Image Projection Device
- Publication number 20120170001
- Publication date Jul 5, 2012
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image Projection Apparatus
- Publication number 20120162615
- Publication date Jun 28, 2012
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ILLUMINATION OPTICAL SYSTEM AND PROJECTOR
- Publication number 20110141438
- Publication date Jun 16, 2011
- KONICA MINOLTA OPTO, INC.
- Yasumasa SAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
STEREOSCOPIC IMAGE PROJECTOR
- Publication number 20110128503
- Publication date Jun 2, 2011
- Konica Minolta Opto, Inc.
- Yasumasa SAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION TYPE IMAGE DISPLAY APPARATUS
- Publication number 20110019109
- Publication date Jan 27, 2011
- Konica Minolta Opto, Inc.
- Norio Maeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ANAMORPHIC CONVERTER AND IMAGE PROJECTION SYSTEM
- Publication number 20090303607
- Publication date Dec 10, 2009
- KONICA MINOLTA OPTO, INC.
- Kazuhiko INOUE
- G02 - OPTICS
Information Patent Application
PROJECTION APPARATUS
- Publication number 20090168041
- Publication date Jul 2, 2009
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- G02 - OPTICS
Information Patent Application
VIDEO PROJECTION DEVICE
- Publication number 20080297668
- Publication date Dec 4, 2008
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ILLUMINATION OPTICAL SYSTEM AND IMAGE PROJECTION DEVICE
- Publication number 20080278693
- Publication date Nov 13, 2008
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ILLUMINATION OPTICAL SYSTEM AND IMAGE PROJECTION DEVICE
- Publication number 20080259285
- Publication date Oct 23, 2008
- Konica Minolta Opto, Inc.
- Yasumasa Sawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Broadcasting system and media player
- Publication number 20070300283
- Publication date Dec 27, 2007
- Minolta Co., Ltd.
- Takehisa Yamaguchi
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Light emitting device, light-emitting module, lighting apparatus, a...
- Publication number 20070252504
- Publication date Nov 1, 2007
- KONICA MINOLTA OPTO, INC.
- Kenji Konno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light-emitting module and image projection apparatus using same
- Publication number 20070201235
- Publication date Aug 30, 2007
- KONICA MINOLTA OPTO, INC.
- Yasumasa Sawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image projecting apparatus having variable stop
- Publication number 20070064203
- Publication date Mar 22, 2007
- KONICA MINOLTA OPTO, INC.
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Dichroic prism, and prism unit and image projection apparatus emplo...
- Publication number 20070019298
- Publication date Jan 25, 2007
- KONICA MINOLTA OPTO, INC.
- Yasumasa Sawai
- G02 - OPTICS
Information Patent Application
Dichroic prism, and prism unit and image projection apparatus emplo...
- Publication number 20070019299
- Publication date Jan 25, 2007
- KONICA MINOLTA OPTO, INC.
- Yasumasa Sawai
- G02 - OPTICS
Information Patent Application
Illumination optics and image projecting apparatus having thereof
- Publication number 20060244929
- Publication date Nov 2, 2006
- KONICA MINOLTA OPTO, INC.
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image projection apparatus
- Publication number 20060192902
- Publication date Aug 31, 2006
- Yasumasa Sawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Projection-type display apparatus
- Publication number 20040135976
- Publication date Jul 15, 2004
- Jun Ishihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Yasumasa Sawai

Person

Patents Grantslast 30 patents

Optical unit and projector therewith

Illumination optical system and projector

Prism unit and projector

Optical unit and projector therewith

Projection lens and projector with laser beam light source

Image projection apparatus

Color splitting/combining prism, and optical system and projector t...

Prism unit and projector

Projection type image display apparatus

Projection type image display apparatus

Image Projection apparatus

Image projection apparatus

Image projection device

Projection optical system and image projecting device

Illumination optical system and projector

Video projection device

Light emitting device, light-emitting module, lighting apparatus, a...

Projection apparatus

Illumination optical system and image projection device having a ro...

Anamorphic converter and image projection system

Light-emitting module and image projection apparatus using same

Image projecting apparatus having variable stop

Illumination optics and image projecting apparatus having thereof

Dichroic prism, and prism unit and image projection apparatus emplo...

Image projection apparatus

Broadcasting system and media player

Projection-type display apparatus

Projector with fan controller

Display optical apparatus having a rotary compensator to improve di...

Projector

Patents Applicationslast 30 patents

OPTICAL UNIT AND PROJECTOR THEREWITH

OPTICAL UNIT AND PROJECTOR THEREWITH

Illumination Optical System And Projector

PRISM UNIT AND PROJECTOR

IMAGE PROJECTION APPARATUS

COLOR SPLITTING/COMBINING PRISM, AND OPTICAL SYSTEM AND PROJECTOR T...

PROJECTION LENS AND PROJECTOR

PRISM UNIT AND PROJECTOR

PROJECTION TYPE IMAGE DISPLAY APPARATUS

Image Projection Apparatus

Projection Optical System and Image Projecting Device

Image Projection Device

Image Projection Apparatus

ILLUMINATION OPTICAL SYSTEM AND PROJECTOR

STEREOSCOPIC IMAGE PROJECTOR

PROJECTION TYPE IMAGE DISPLAY APPARATUS

ANAMORPHIC CONVERTER AND IMAGE PROJECTION SYSTEM

PROJECTION APPARATUS

VIDEO PROJECTION DEVICE

ILLUMINATION OPTICAL SYSTEM AND IMAGE PROJECTION DEVICE

ILLUMINATION OPTICAL SYSTEM AND IMAGE PROJECTION DEVICE

Broadcasting system and media player

Light emitting device, light-emitting module, lighting apparatus, a...

Light-emitting module and image projection apparatus using same

Image projecting apparatus having variable stop

Dichroic prism, and prism unit and image projection apparatus emplo...

Dichroic prism, and prism unit and image projection apparatus emplo...

Illumination optics and image projecting apparatus having thereof

Image projection apparatus

Projection-type display apparatus