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Koyo Morita
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Tachikawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Manufacturing method of semiconductor integrated circuit device
Patent number
6,740,171
Issue date
May 25, 2004
Renesas Technology Corp.
Yutaka Shimada
B08 - CLEANING
Information
Patent Grant
Laser machining apparatus and method of the same
Patent number
5,229,569
Issue date
Jul 20, 1993
Hitachi, Ltd.
Tateoki Miyauchi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of cutting interconnection pattern with laser and apparatus...
Patent number
5,208,437
Issue date
May 4, 1993
Hitachi, Ltd.
Tateoki Miyauchi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Projection aligner method utilizing monitoring of light quantity
Patent number
4,780,606
Issue date
Oct 25, 1988
Hitachi, Ltd.
Koyo Morita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection aligner with a sensor for monitoring light quantity
Patent number
4,701,608
Issue date
Oct 20, 1987
Hitachi, Ltd.
Koyo Morita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection aligner
Patent number
4,598,197
Issue date
Jul 1, 1986
Hitachi, Ltd.
Koyo Morita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection aligner and method of positioning a wafer
Patent number
4,298,273
Issue date
Nov 3, 1981
Hitachi, Ltd.
Hiroshi Nishizuka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of and apparatus for aligning photomask
Patent number
4,218,136
Issue date
Aug 19, 1980
Hitachi, Ltd.
Susumu Komoriya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Manufacturing method of semiconductor integrated circuit device
Publication number
20030041878
Publication date
Mar 6, 2003
Hitachi, Ltd.
Yutaka Shimada
H01 - BASIC ELECTRIC ELEMENTS