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Masato Kumazawa
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Projection optical system, exposure apparatus, exposure method, dis...
Patent number
8,867,019
Issue date
Oct 21, 2014
Nikon Corporation
Masato Kumazawa
G02 - OPTICS
Information
Patent Grant
Projection optical system, exposure apparatus, exposure method, dis...
Patent number
8,305,556
Issue date
Nov 6, 2012
Nikon Corporation
Masato Kumazawa
G02 - OPTICS
Information
Patent Grant
Projection optical apparatus, exposure method and apparatus, photom...
Patent number
8,130,364
Issue date
Mar 6, 2012
Nikon Corporation
Masato Kumazawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Exposure apparatus, optical projection apparatus and a method for a...
Patent number
7,372,543
Issue date
May 13, 2008
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Grant
Exposure apparatus, optical projection apparatus and a method for a...
Patent number
7,372,544
Issue date
May 13, 2008
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Grant
Exposure apparatus, optical projection apparatus and a method for a...
Patent number
7,023,527
Issue date
Apr 4, 2006
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Grant
Exposure apparatus, optical projection apparatus and a method for a...
Patent number
6,795,169
Issue date
Sep 21, 2004
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Grant
Exposure/imaging apparatus and method in which imaging characterist...
Patent number
6,556,278
Issue date
Apr 29, 2003
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Grant
Aperture stop having central aperture region defined by a circular...
Patent number
6,509,954
Issue date
Jan 21, 2003
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Grant
Exposure apparatus and exposure method for transferring pattern ont...
Patent number
6,351,305
Issue date
Feb 26, 2002
Nikon Corporation
Masahi Tanaka
G02 - OPTICS
Information
Patent Grant
Exposure apparatus
Patent number
6,157,497
Issue date
Dec 5, 2000
Nikon Corporation
Masato Kumazawa
G02 - OPTICS
Information
Patent Grant
Exposure apparatus, optical projection apparatus and a method for a...
Patent number
5,729,331
Issue date
Mar 17, 1998
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Grant
Apparatus for measuring dimensions of micropattern
Patent number
4,744,662
Issue date
May 17, 1988
Nippon Kogaku K.K.
Takeshi Suto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Projection Optical System, Exposure Apparatus, Exposure Method, Dis...
Publication number
20130021589
Publication date
Jan 24, 2013
Nikon Corporation
Masato KUMAZAWA
G02 - OPTICS
Information
Patent Application
PROJECTION OPTICAL SYSTEM, EXPOSURE APPARATUS, EXPOSURE METHOD, DIS...
Publication number
20090021712
Publication date
Jan 22, 2009
Nikon Corporation
Masato KUMAZAWA
G02 - OPTICS
Information
Patent Application
Exposure apparatus, optical projection apparatus and a method for a...
Publication number
20080192216
Publication date
Aug 14, 2008
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Application
Projection optical apparatus, exposure method and apparatus, photom...
Publication number
20080165333
Publication date
Jul 10, 2008
Nikon Corporation
Masato Kumazawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Projection optical apparatus, exposure method and apparatus, photom...
Publication number
20080165334
Publication date
Jul 10, 2008
Nikon Corporation
Masato Kumazawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Exposure apparatus, optical projection apparatus and a method for a...
Publication number
20070216885
Publication date
Sep 20, 2007
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Application
Exposure apparatus, optical projection apparatus and a method for a...
Publication number
20060238729
Publication date
Oct 26, 2006
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Application
Exposure apparatus, optical projection apparatus and a method for a...
Publication number
20050012917
Publication date
Jan 20, 2005
Nikon Corporation
Masashi Tanaka
G02 - OPTICS
Information
Patent Application
Exposure apparatus, optical projection apparatus and a method for a...
Publication number
20030137644
Publication date
Jul 24, 2003
NIKON CORPORATION
Masashi Tanaka
G02 - OPTICS
Information
Patent Application
Condenser optical system and illumination optical apparatus provide...
Publication number
20020171944
Publication date
Nov 21, 2002
Nikon Corporation
Yutaka Suenaga
G02 - OPTICS