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Izumi Tsukamoto
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Exposure apparatus
Patent number
7,755,740
Issue date
Jul 13, 2010
Canon Kabushiki Kaisha
Izumi Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Substrate attracting and holding system for use in exposure apparatus
Patent number
6,809,802
Issue date
Oct 26, 2004
Canon Kabushiki Kaisha
Izumi Tsukamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Substrate attracting and holding system for use in exposure apparatus
Patent number
6,762,826
Issue date
Jul 13, 2004
Canon Kabushiki Kaisha
Izumi Tsukamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Exposure apparatus, and device manufacturing method
Patent number
6,654,096
Issue date
Nov 25, 2003
Canon Kabushiki Kaisha
Itaru Fujita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Focus measurement in projection exposure apparatus
Patent number
6,633,390
Issue date
Oct 14, 2003
Canon Kabushiki Kaisha
Yoshihiro Shiode
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of detecting coma of projection optical system
Patent number
5,760,879
Issue date
Jun 2, 1998
Canon Kabushiki Kaisha
Hirohiko Shinonaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer apparatus for compensating for a transfer error
Patent number
4,538,914
Issue date
Sep 3, 1985
Canon Kabushiki Kaisha
Minoru Yomoda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
EXPOSURE APPARATUS
Publication number
20080187872
Publication date
Aug 7, 2008
Canon Kabushiki Kaisha
Izumi Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Substrate attracting and holding system for use in exposure apparatus
Publication number
20040036850
Publication date
Feb 26, 2004
Canon Kabushiki Kaisha
Izumi Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Focus measurement in projection exposure apparatus
Publication number
20020015158
Publication date
Feb 7, 2002
Yoshihiro Shiode
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Exposure apparatus, coating/developing system, device manufacturing...
Publication number
20020011207
Publication date
Jan 31, 2002
Shigeyuki Uzawa
H01 - BASIC ELECTRIC ELEMENTS