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Ryuji Nurishi
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Utsunomiya-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lens apparatus performing focusing according to zoom position
Patent number
8,218,960
Issue date
Jul 10, 2012
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Zoom lens system and image pickup apparatus including the same
Patent number
8,149,518
Issue date
Apr 3, 2012
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Autofocus imaging optical system and image pickup device
Patent number
8,135,267
Issue date
Mar 13, 2012
Canon Kabushiki Kaisha
Masaru Sakamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Zoom lens system and camera including the same
Patent number
7,929,222
Issue date
Apr 19, 2011
Canon Kabushiki Kaisha
Tsuyoshi Wakazono
G02 - OPTICS
Information
Patent Grant
Zoom lens system and camera including the same
Patent number
7,907,355
Issue date
Mar 15, 2011
Canon Kabushiki Kaisha
Masakazu Kodaira
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup apparatus having the same
Patent number
7,903,345
Issue date
Mar 8, 2011
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Lens apparatus wherein focus detection precision is changed in acco...
Patent number
7,769,283
Issue date
Aug 3, 2010
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Lens apparatus
Patent number
7,532,812
Issue date
May 12, 2009
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Lens apparatus and image-pickup apparatus
Patent number
7,499,227
Issue date
Mar 3, 2009
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Lens apparatus and image-pickup apparatus
Patent number
7,362,512
Issue date
Apr 22, 2008
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Anamorphic converter, lens device using the same, and image-taking...
Patent number
7,113,344
Issue date
Sep 26, 2006
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Anamorphic converter, lens system, and shooting system
Patent number
7,095,563
Issue date
Aug 22, 2006
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Anamorphic converter
Patent number
6,995,920
Issue date
Feb 7, 2006
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Zoom lens and photographing apparatus having the same
Patent number
6,989,942
Issue date
Jan 24, 2006
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Zoom lens and image taking system
Patent number
6,987,622
Issue date
Jan 17, 2006
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Zoom lens apparatus and camera system
Patent number
6,847,495
Issue date
Jan 25, 2005
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Grant
Zoom lens and photographing apparatus using the same
Patent number
6,560,016
Issue date
May 6, 2003
Canon Kabushiki Kaisha
Fumiaki Usui
G02 - OPTICS
Information
Patent Grant
Zoom lens
Patent number
6,141,157
Issue date
Oct 31, 2000
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
ZOOM LENS SYSTEM AND IMAGE PICKUP APPARATUS INCLUDING THE SAME
Publication number
20110038055
Publication date
Feb 17, 2011
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20100085647
Publication date
Apr 8, 2010
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
ZOOM LENS SYSTEM AND CAMERA INCLUDING THE SAME
Publication number
20090290230
Publication date
Nov 26, 2009
Canon Kabushiki Kaisha
Tsuyoshi Wakazono
G02 - OPTICS
Information
Patent Application
ZOOM LENS SYSTEM AND CAMERA INCLUDING THE SAME
Publication number
20090290229
Publication date
Nov 26, 2009
Canon Kabushiki Kaisha
Masakazu Kodaira
G02 - OPTICS
Information
Patent Application
LENS APPARATUS
Publication number
20090196590
Publication date
Aug 6, 2009
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
LENS APPARATUS
Publication number
20090196591
Publication date
Aug 6, 2009
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
LENS APPARATUS AND IMAGE-PICKUP APPARATUS
Publication number
20080137215
Publication date
Jun 12, 2008
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
LENS APPARATUS AND IMAGE-PICKUP APPARATUS
Publication number
20070229979
Publication date
Oct 4, 2007
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
AUTOFOCUS IMAGING OPTICAL SYSTEM AND IMAGE PICKUP DEVICE
Publication number
20070076541
Publication date
Apr 5, 2007
Masaru SAKAMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LENS APPARATUS
Publication number
20070058963
Publication date
Mar 15, 2007
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
Anamorphic converter, lens system, and shooting system
Publication number
20050225876
Publication date
Oct 13, 2005
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
Anamorphic converter, lens device using the same, and image-taking...
Publication number
20050168829
Publication date
Aug 4, 2005
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
Zoom lens and image taking system
Publication number
20050122595
Publication date
Jun 9, 2005
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
Zoom lens and image-taking system
Publication number
20050099699
Publication date
May 12, 2005
Canon Kabushiki Kaisha
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
Anamorphic converter
Publication number
20040196570
Publication date
Oct 7, 2004
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
Zoom lens apparatus and camera system
Publication number
20040051966
Publication date
Mar 18, 2004
Ryuji Nurishi
G02 - OPTICS
Information
Patent Application
Zoom lens and photographing apparatus using the same
Publication number
20020018297
Publication date
Feb 14, 2002
Fumiaki Usui
G02 - OPTICS