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Kazuhide Koyama
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Memory device and method of manufacturing the same
Patent number
9,058,978
Issue date
Jun 16, 2015
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor device
Patent number
7,220,645
Issue date
May 22, 2007
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor device
Patent number
7,056,774
Issue date
Jun 6, 2006
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor device
Patent number
6,908,820
Issue date
Jun 21, 2005
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and fabrication method therefor
Patent number
6,664,165
Issue date
Dec 16, 2003
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Aluminum metallization by a barrier metal process
Patent number
6,197,686
Issue date
Mar 6, 2001
Sony Corporation
Mitsuru Taguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for forming interconnection of semiconductor device and spu...
Patent number
6,093,654
Issue date
Jul 25, 2000
Sony Corporation
Kazuhide Koyama
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for making multilayer wiring structure
Patent number
6,043,145
Issue date
Mar 28, 2000
Sony Corporation
Toshiharu Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for fabricating interconnection of semiconductor device
Patent number
5,985,751
Issue date
Nov 16, 1999
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device with improved trench interconnected to connect...
Patent number
5,981,377
Issue date
Nov 9, 1999
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Aluminum like metal wiring for semiconductor devices
Patent number
5,864,179
Issue date
Jan 26, 1999
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for fabricating connection structures
Patent number
5,776,830
Issue date
Jul 7, 1998
Sony Corporation
Hirofumi Sumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Aluminum metallization method
Patent number
5,290,731
Issue date
Mar 1, 1994
Sony Corporation
Yukiyasu Sugano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming wirings
Patent number
5,272,110
Issue date
Dec 21, 1993
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20130021834
Publication date
Jan 24, 2013
SONY CORPORATION
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of manufacturing semiconductor device
Publication number
20050202605
Publication date
Sep 15, 2005
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of manufacturing semiconductor device
Publication number
20050181552
Publication date
Aug 18, 2005
Sony Corporation
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of manufacturing semiconductor device
Publication number
20030228724
Publication date
Dec 11, 2003
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and fabrication method therefor
Publication number
20030104661
Publication date
Jun 5, 2003
Kazuhide Koyama
H01 - BASIC ELECTRIC ELEMENTS