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KOJI TORII
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TOKYO, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device including guard ring and groove
Patent number
9,117,829
Issue date
Aug 25, 2015
PS4 Luxco S.A.R.L.
Akira Ide
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and manufacturing method thereof
Patent number
8,981,532
Issue date
Mar 17, 2015
PS4 Luxco S.A.R.L.
Koji Torii
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Through silicon via in semiconductor device
Patent number
8,921,984
Issue date
Dec 30, 2014
PS4 Luxco S.A.R.L.
Koji Torii
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
8,633,593
Issue date
Jan 21, 2014
Elpida Memory, Inc.
Akira Ide
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device manufacturing apparatus and method
Patent number
7,722,439
Issue date
May 25, 2010
Elpida Memory, Inc.
Koji Torii
B24 - GRINDING POLISHING
Information
Patent Grant
Semiconductor device production method
Patent number
6,432,825
Issue date
Aug 13, 2002
NEC Corporation
Koji Torii
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor wafer polishing device and polishing method thereof
Patent number
6,213,847
Issue date
Apr 10, 2001
NEC Corporation
Koji Torii
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing device having a pad which has grooves and holes
Patent number
5,725,420
Issue date
Mar 10, 1998
NEC Corporation
Koji Torii
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR CHIP, METHOD FOR MANUFACTURING SEMICONDUCTOR CHIP, AN...
Publication number
20140183704
Publication date
Jul 3, 2014
Elpida Memory, Inc.
Akira IDE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20130313689
Publication date
Nov 28, 2013
Elpida Memory, Inc.
Koji TORII
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
Publication number
20130134548
Publication date
May 30, 2013
Elpida Memory, Inc.
Koji TORII
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20130082382
Publication date
Apr 4, 2013
Elpida Memory, Inc.
Koji TORII
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR CHIP, METHOD FOR MANUFACTURING SEMICONDUCTOR CHIP, AN...
Publication number
20120241917
Publication date
Sep 27, 2012
Elpida Memory, Inc.
Akira IDE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE MANUFACTURING APPARATUS AND METHOD
Publication number
20080146123
Publication date
Jun 19, 2008
ELPIDA MEMORY, INC.
Koji TORII
B24 - GRINDING POLISHING
Information
Patent Application
Method of and apparatus for semiconductor device
Publication number
20070281485
Publication date
Dec 6, 2007
Elpida Memory, Inc.
Koji TORII
B24 - GRINDING POLISHING
Information
Patent Application
METHOD AND APPARATUS FOR POLISHING A WAFER WITH A HIGHER IN-PLANE U...
Publication number
20070243796
Publication date
Oct 18, 2007
Elpida Memory, Inc.
Koji TORII
B24 - GRINDING POLISHING
Information
Patent Application
SEMICONDUCTOR DEVICE PRODUCTION METHOD
Publication number
20020068451
Publication date
Jun 6, 2002
KOJI TORII
H01 - BASIC ELECTRIC ELEMENTS