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Atsushi NISHIZAWA
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device and method for manufacturing the same
Patent number
8,164,196
Issue date
Apr 24, 2012
Renesas Electronics Corporation
Atsushi Nishizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for manufacturing the same
Patent number
7,855,138
Issue date
Dec 21, 2010
Renesas Electronics Corporation
Atsushi Nishizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of etching silicon nitride film and method of producing semi...
Patent number
6,893,973
Issue date
May 17, 2005
NEC Electronics Corporation
Atsushi Nishizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MANUFACTURING METHOD OF SEMICONDUCTOR INTEGRATED CIRCUIT INCLUDING...
Patent number
6,809,037
Issue date
Oct 26, 2004
NEC Electronics Corporation
Atsushi Nishizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of etching silicon nitride film and method of producing semi...
Patent number
6,613,686
Issue date
Sep 2, 2003
NEC Electronics Corporation
Atsushi Nishizawa
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20110049503
Publication date
Mar 3, 2011
RENESAS ELECTRONICS CORPORATION
ATSUSHI NISHIZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20100102451
Publication date
Apr 29, 2010
NEC ELECTRONICS CORPORATION
Atsushi NISHIZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method for manufacturing semiconductor device
Publication number
20030190807
Publication date
Oct 9, 2003
NEC Electronics Corporation
Eiichi Soda
H01 - BASIC ELECTRIC ELEMENTS