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Shigekazu Matsui
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Nirasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Multilayer printed wiring board and a process of producing same
Patent number
7,470,865
Issue date
Dec 30, 2008
Hoya Corporation
Takashi Fushie
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Photomask blank
Patent number
D568839
Issue date
May 13, 2008
Hoya Corporation
Masaru Mitsui
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Photomask blank
Patent number
D543160
Issue date
May 22, 2007
Hoya Corporation
Masaru Mitsui
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Multilayer printed circuit board and the manufacturing method
Patent number
6,339,197
Issue date
Jan 15, 2002
Hoya Corporation
Takashi Fushie
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Photo-mask blank comprising a shading layer having a variable etch...
Patent number
4,696,877
Issue date
Sep 29, 1987
Hoya Corporation
Shigekazu Matsui
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of manufacturing a mask blank including a modified chromium...
Patent number
4,657,648
Issue date
Apr 14, 1987
Osamu Nagarekawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photo-mask blank comprising a shading layer having a variable etch...
Patent number
4,563,407
Issue date
Jan 7, 1986
Hoya Corporation
Shigekazu Matsui
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photo-mask blank for use in lithography including a modified chromi...
Patent number
4,530,891
Issue date
Jul 23, 1985
Hoya Electronics Co., Ltd.
Osamu Nagarekawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Multilayer printed wiring board and a process of producing same
Publication number
20060191710
Publication date
Aug 31, 2006
HOYA CORPORATION
Takashi Fushie
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Multilayer printed wiring board and a process of producing same
Publication number
20060000640
Publication date
Jan 5, 2006
HOYA CORPORATION
Takashi Fushie
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Multilayer printed wiring board and a process of producing same
Publication number
20020100608
Publication date
Aug 1, 2002
HOYA CORPORATION
Takashi Fushie
H01 - BASIC ELECTRIC ELEMENTS