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Ken Utagawa
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image sensor and image-capturing device
Patent number
8,416,336
Issue date
Apr 9, 2013
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image processing apparatus, imaging apparatus and image processing...
Patent number
8,254,675
Issue date
Aug 28, 2012
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Focus detection device, focus detection method and imaging apparatus
Patent number
8,139,144
Issue date
Mar 20, 2012
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging device
Patent number
8,120,690
Issue date
Feb 21, 2012
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Focus detection device, focus detection method, and image pickup ap...
Patent number
8,045,048
Issue date
Oct 25, 2011
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Focus detection device for image forming optical system, imaging ap...
Patent number
7,805,067
Issue date
Sep 28, 2010
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Focus detection device and image pick-up device
Patent number
7,767,946
Issue date
Aug 3, 2010
Nikon Corporation
Ken Utagawa
G02 - OPTICS
Information
Patent Grant
Tone-conversion device for image, program, electronic camera, and t...
Patent number
7,755,670
Issue date
Jul 13, 2010
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming state detection device
Patent number
7,745,772
Issue date
Jun 29, 2010
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image input apparatus, photodetection apparatus, and image synthesi...
Patent number
7,732,744
Issue date
Jun 8, 2010
Nikon Corporation
Ken Utagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image recording apparatus and method, image reproducing apparatus a...
Patent number
7,719,717
Issue date
May 18, 2010
Nikon Corporation
Sadami Okada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image sensor and image capturing device
Patent number
7,715,703
Issue date
May 11, 2010
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image processing apparatus for image tone transformation based on i...
Patent number
7,706,628
Issue date
Apr 27, 2010
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus, program, and method for image tone transformation, and e...
Patent number
7,599,578
Issue date
Oct 6, 2009
Nikon Corporation
Ken Utagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image recording apparatus and method, image reproducing apparatus a...
Patent number
7,233,414
Issue date
Jun 19, 2007
Nikon Corporation
Sadami Okada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image processing method for direction dependent low pass filtering
Patent number
7,016,549
Issue date
Mar 21, 2006
Nikon Corporation
Ken Utagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Interpolation processing apparatus and recording medium having inte...
Patent number
6,836,572
Issue date
Dec 28, 2004
Nikon Corporation
Kenichi Ishiga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Interpolation device, process and recording medium on which interpo...
Patent number
6,563,538
Issue date
May 13, 2003
Nikon Corporation
Ken Utagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image processing apparatus
Patent number
6,529,640
Issue date
Mar 4, 2003
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Camera with light dividing devices
Patent number
5,784,656
Issue date
Jul 21, 1998
Nikon Corporation
Ken Utagawa
G02 - OPTICS
Information
Patent Grant
Distance measuring device for camera
Patent number
5,761,549
Issue date
Jun 2, 1998
Nikon Corporation
Ken Utagawa
G02 - OPTICS
Information
Patent Grant
Focus adjustment device and method
Patent number
5,664,236
Issue date
Sep 2, 1997
Nikon Corporation
Ken Utagawa
G02 - OPTICS
Information
Patent Grant
Camera with focus detecting device for removing vignetting effects
Patent number
5,659,813
Issue date
Aug 19, 1997
Nikon Corporation
Yosuke Kusaka
G02 - OPTICS
Information
Patent Grant
Automatic focusing apparatus
Patent number
5,587,761
Issue date
Dec 24, 1996
Nikon Corporation
Yosuke Kusaka
G02 - OPTICS
Information
Patent Grant
Auto focus camera and method of auto focus control
Patent number
5,587,579
Issue date
Dec 24, 1996
Nikon Corporation
Yosuke Kusaka
G02 - OPTICS
Information
Patent Grant
Camera with focus detecting device for removing vignetting effects
Patent number
5,576,797
Issue date
Nov 19, 1996
Nikon Corporation
Yosuke Kusaka
G02 - OPTICS
Information
Patent Grant
Automatic focus adjustment camera
Patent number
5,574,536
Issue date
Nov 12, 1996
Nikon Corporation
Yosuke Kusaka
G02 - OPTICS
Information
Patent Grant
Camera with improved lens drive during switching of multiple focal...
Patent number
5,555,068
Issue date
Sep 10, 1996
Nikon Corporation
Ken Utagawa
G02 - OPTICS
Information
Patent Grant
Camera with focus detecting device for removing vignetting effects
Patent number
5,536,931
Issue date
Jul 16, 1996
Nikon Corporation
Yosuke Kusaka
G02 - OPTICS
Information
Patent Grant
Focus detection device for an optical system
Patent number
5,532,781
Issue date
Jul 2, 1996
Nikon Corporation
Ken Utagawa
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Image sensor and image-capturing device
Publication number
20090295964
Publication date
Dec 3, 2009
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FOCUS DETECTION DEVICE, FOCUS DETECTION METHOD AND IMAGING APPARATUS
Publication number
20090174806
Publication date
Jul 9, 2009
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FOCUS DETECTION DEVICE, FOCUS DETECTION METHOD, AND IMAGE PICKUP AP...
Publication number
20090174807
Publication date
Jul 9, 2009
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE INPUT APPARATUS, PHOTODETECTION APPARATUS, AND IMAGE SYNTHESI...
Publication number
20090140131
Publication date
Jun 4, 2009
Nikon Corporation
Ken UTAGAWA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Image processing apparatus, imaging apparatus and image processing...
Publication number
20090041350
Publication date
Feb 12, 2009
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Focus detection device and image pick-up device
Publication number
20080302947
Publication date
Dec 11, 2008
Nikon Corporation
Ken Utagawa
G02 - OPTICS
Information
Patent Application
Image Forming State Detection Device
Publication number
20080277566
Publication date
Nov 13, 2008
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FOCUS DETECTION DEVICE FOR IMAGE FORMING OPTICAL SYSTEM, IMAGING AP...
Publication number
20080205871
Publication date
Aug 28, 2008
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Image recording apparatus and method, image reproducing apparatus a...
Publication number
20070201067
Publication date
Aug 30, 2007
Nikon Corporation
Sadami Okada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Image sensor and image capturing device
Publication number
20070154200
Publication date
Jul 5, 2007
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Tone-conversion device for image, program, electronic camera, and t...
Publication number
20070115369
Publication date
May 24, 2007
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Image processing apparatus for image tone transformation, image pro...
Publication number
20060062452
Publication date
Mar 23, 2006
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Apparatus, program, and method for image tone transformation, and e...
Publication number
20060062562
Publication date
Mar 23, 2006
Nikon Corporation
Ken Utagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Imaging device
Publication number
20040046881
Publication date
Mar 11, 2004
Nikon Corporation
Ken Utagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Image recording apparatus and method, image reproducing apparatus a...
Publication number
20010008449
Publication date
Jul 19, 2001
Sadami Okada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Interpolation processing apparatus and recording medium having inte...
Publication number
20010005429
Publication date
Jun 28, 2001
Kenichi Ishiga
H04 - ELECTRIC COMMUNICATION TECHNIQUE