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Tomoyasu Kakegawa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Phase-change nonvolatile memory and manufacturing method therefor
Patent number
RE45580
Issue date
Jun 23, 2015
PS4 Luxco S.A.R.L.
Tomoyasu Kakegawa
001 -
Information
Patent Grant
Method of manufacturing semiconductor device
Patent number
8,574,996
Issue date
Nov 5, 2013
Elpida Memory, Inc.
Tomoyasu Kakegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device including a phase-change memory element
Patent number
8,513,638
Issue date
Aug 20, 2013
Elpida Memory, Inc.
Tomoyasu Kakegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phase-change nonvolatile memory and manufacturing method therefor
Patent number
8,026,502
Issue date
Sep 27, 2011
Elpida Memory, Inc.
Tomoyasu Kakegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phase change random access memory and semiconductor device
Patent number
7,964,935
Issue date
Jun 21, 2011
Elpida Memory, Inc.
Tomoyasu Kakegawa
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREFOR
Publication number
20140021428
Publication date
Jan 23, 2014
Tomoyasu KAKEGAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHODS OF MANUFACTURING VARIABLE RESISTANCE MEMORY AND SEMICONDUCT...
Publication number
20130095633
Publication date
Apr 18, 2013
Elpida Memory, Inc.
Tomoyasu KAKEGAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
Publication number
20130005113
Publication date
Jan 3, 2013
Elpida Memory, Inc.
Tomoyasu Kakegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20120256152
Publication date
Oct 11, 2012
Elpida Memory, Inc.
Tomoyasu Kakegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device
Publication number
20120056148
Publication date
Mar 8, 2012
Elpida Memory, Inc.
Tomoyasu Kakegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20110089394
Publication date
Apr 21, 2011
Elpida Memory, Inc.
Tomoyasu KAKEGAWA
G11 - INFORMATION STORAGE
Information
Patent Application
Phase-change nonvolatile memory and manufacturing method therefor
Publication number
20090134379
Publication date
May 28, 2009
Elpida Memory, Inc.
Tomoyasu Kakegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Phase change random access meomory and semiconductor device
Publication number
20090026435
Publication date
Jan 29, 2009
Elpida Memory, Inc.
Tomoyasu Kakegawa
H01 - BASIC ELECTRIC ELEMENTS