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Akita, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device, and method and apparatus for manufacturing se...
Patent number
7,262,480
Issue date
Aug 28, 2007
Hitachi, Ltd.
Toshihiko Kyogoku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Semiconductor device and method of the semiconductor device
Patent number
6,912,172
Issue date
Jun 28, 2005
Hitachi, Ltd.
Kazuki Honma
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory module having double-sided stacked memory chip...
Patent number
6,693,346
Issue date
Feb 17, 2004
Hitachi, Ltd.
Watanabe Masayuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device and a method of manufacturing the same
Patent number
6,686,663
Issue date
Feb 3, 2004
Hitachi, Ltd.
Masachika Masuda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor device and manufacture method of that
Patent number
6,670,220
Issue date
Dec 30, 2003
Hitachi, Ltd.
Tadaki Sakuraba
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Semiconductor device in which a chip is supplied either a first vol...
Patent number
6,667,928
Issue date
Dec 23, 2003
Hitachi, Ltd.
Kazuki Honma
G11 - INFORMATION STORAGE
Information
Patent Grant
Mobile object combination detection apparatus and method
Patent number
6,654,481
Issue date
Nov 25, 2003
Hitachi, Ltd.
Hirokazu Amemiya
G08 - SIGNALLING
Information
Patent Grant
Semiconductor wafer, semiconductor chip, semiconductor device and m...
Patent number
6,649,931
Issue date
Nov 18, 2003
Hitachi, Ltd.
Kazuki Honma
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device and its manufacturing method
Patent number
6,639,323
Issue date
Oct 28, 2003
Hitachi, Ltd.
Yukiharu Akiyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device
Patent number
6,618,298
Issue date
Sep 9, 2003
Hitachi, Ltd.
Kazuki Honma
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device
Patent number
6,617,196
Issue date
Sep 9, 2003
Hitachi, Ltd.
Akihiko Iwaya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Mobile object combination detection apparatus and method
Patent number
6,584,211
Issue date
Jun 24, 2003
Hitachi, Ltd.
Hirokazu Amemiya
G08 - SIGNALLING
Information
Patent Grant
Semiconductor device and a method of manufacturing the same
Patent number
6,538,331
Issue date
Mar 25, 2003
Hitachi, Ltd.
Masachika Masuda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory module having double-sided stacked memory chip...
Patent number
6,521,993
Issue date
Feb 18, 2003
Hitachi, Ltd.
Watanabe Masayuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device with elastic structure and wiring
Patent number
6,515,371
Issue date
Feb 4, 2003
Hitachi, Ltd.
Yukiharu Akiyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
6,452,266
Issue date
Sep 17, 2002
Hitachi, Ltd.
Akihiko Iwaya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory module having double-sided stacked memory chip...
Patent number
6,424,030
Issue date
Jul 23, 2002
Hitachi, Ltd.
Watanabe Masayuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Surface mount-type package of ball grid array with multi-chip mounting
Patent number
6,388,318
Issue date
May 14, 2002
Hitachi, Ltd.
Akihiko Iwaya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device with chip size package
Patent number
6,307,269
Issue date
Oct 23, 2001
Hitachi, Ltd.
Yukiharu Akiyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory module having double-sided memory chip layout
Patent number
6,262,488
Issue date
Jul 17, 2001
Hitachi Ltd.
Watanabe Masayuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory module having double-sided stacked memory chip...
Patent number
5,910,685
Issue date
Jun 8, 1999
Hitachi Ltd.
Masayuki Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory module having double-sided stacked memory chip...
Patent number
5,708,298
Issue date
Jan 13, 1998
Hitachi Ltd.
Watanabe Masayuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Voltage-controlled filter circuit, a semiconductor integrated circu...
Patent number
5,614,860
Issue date
Mar 25, 1997
Hitachi, Ltd.
Katsumi Osaki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Process for manufacturing a stacked integrated circuit package
Patent number
5,587,341
Issue date
Dec 24, 1996
Hitachi, Ltd.
Watanabe Masayuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Operational amplifier for stably driving a low impedance load of lo...
Patent number
5,285,168
Issue date
Feb 8, 1994
Hitachi, Ltd.
Takashi Tomatsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Lead connections means for stacked tab packaged IC chips
Patent number
5,138,438
Issue date
Aug 11, 1992
Akita Electronics Co. Ltd.
Watanabe Masayuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device
Patent number
5,068,828
Issue date
Nov 26, 1991
Hitachi, Ltd.
Shuuichi Miyaoka
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor integrated circuit device
Patent number
4,984,058
Issue date
Jan 8, 1991
Hitachi Microcomputer Engineering, Ltd.
Shuuichi Miyaoka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor integrated circuit device and method of manufacturing...
Patent number
4,982,265
Issue date
Jan 1, 1991
Hitachi, Ltd.
Masayuki Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with dual selection circuitry including...
Patent number
4,961,164
Issue date
Oct 2, 1990
Hitachi, Ltd.
Shuuichi Miyaoka
G11 - INFORMATION STORAGE
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Patents Applications
last 30 patents
Information
Patent Application
Semiconductor device and method of the semiconductor device
Publication number
20040113176
Publication date
Jun 17, 2004
Hitachi, Ltd.
Kazuki Honma
G11 - INFORMATION STORAGE