Mitsutaka Izawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing stacked contact plugs
- Patent number 8,304,340
- Issue date Nov 6, 2012
- Elpida Memory, Inc.
- Mitsutaka Izawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and manufacturing method thereof
- Patent number 7,656,693
- Issue date Feb 2, 2010
- Elpida Memory, Inc.
- Yoshitaka Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Etching method
- Patent number 6,214,725
- Issue date Apr 10, 2001
- NEC Corporation
- Mitsutaka Izawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
- Publication number 20110021018
- Publication date Jan 27, 2011
- Elpida Memory, Inc.
- Mitsutaka Izawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20080239815
- Publication date Oct 2, 2008
- ELPIDA MEMORY, INC.,
- Yoshitaka NAKAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for dry-etching a titanium nitride containing multilayer film
- Publication number 20010044214
- Publication date Nov 22, 2001
- Mitsutaka Izawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...