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Mikio Asakura
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor memory unit
Patent number
7,032,066
Issue date
Apr 18, 2006
Renesas Technology Corp.
Takeo Miki
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device capable of overcoming refresh disturb
Patent number
6,859,403
Issue date
Feb 22, 2005
Renesas Technology Corp.
Hideto Hidaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having a circuit for fast operation
Patent number
6,762,967
Issue date
Jul 13, 2004
Renesas Technology Corp.
Tetsushi Tanizaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Ring oscillator having variable capacitance circuits for frequency...
Patent number
6,690,241
Issue date
Feb 10, 2004
Mitsubishi Denki Kabushiki Kaisha
Tsukasa Ooishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device capable of switching output data width
Patent number
6,687,174
Issue date
Feb 3, 2004
Renesas Technology Corp.
Yukiko Maruyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having a circuit for fast operation
Patent number
6,614,713
Issue date
Sep 2, 2003
Mitsubishi Denki Kabushiki Kaisha
Tetsushi Tanizaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device capable of correctly and surely effecti...
Patent number
6,551,846
Issue date
Apr 22, 2003
Mitsubishi Denki Kabushiki Kaisha
Kiyohiro Furutani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device capable of switching output data width
Patent number
6,535,412
Issue date
Mar 18, 2003
Mitsubishi Denki Kabushiki Kaisha
Yukiko Maruyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with memory test circuit
Patent number
6,504,744
Issue date
Jan 7, 2003
Mitsubishi Denki Kabushiki Kaisha
Kengo Aritomi
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with low power consumption
Patent number
6,490,221
Issue date
Dec 3, 2002
Mitsubishi Denki Kabushiki Kaisha
Kiyohiro Furutani
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with a hierarchical word line configura...
Patent number
6,477,105
Issue date
Nov 5, 2002
Mitsubishi Denki Kabushiki Kaisha
Kengo Aritomi
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device with efficiently arranged pads
Patent number
6,469,327
Issue date
Oct 22, 2002
Mitsubshi Denki Kabushiki Kaisha
Kenichi Yasuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device
Patent number
6,414,883
Issue date
Jul 2, 2002
Mitsubishi Denki Kabushiki Kaisha
Hideto Hidaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with a hierarchical word line configura...
Patent number
6,407,942
Issue date
Jun 18, 2002
Mitsubishi Denki Kabushiki Kaisha
Kengo Aritomi
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device for simple cache system
Patent number
6,404,691
Issue date
Jun 11, 2002
Mitsubishi Denki Kabushiki Kaisha
Kazuyasu Fujishima
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Semiconductor memory device and method of checking same for defect
Patent number
6,400,621
Issue date
Jun 4, 2002
Mitsubishi Denki Kabushiki Kaisha
Hideto Hidaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Clock synchronous type semiconductor memory device that can switch...
Patent number
6,377,512
Issue date
Apr 23, 2002
Mitsubishi Denki Kabushiki Kaisha
Takeshi Hamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device allowing effective detection of leak fa...
Patent number
6,341,089
Issue date
Jan 22, 2002
Mitsubishi Denki Kabushiki Kaisha
Seiji Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device allowing switching of word configuration
Patent number
6,335,887
Issue date
Jan 1, 2002
Mitsubishi Denki Kabushiki Kaisha
Shigekazu Aoki
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor integrated circuit comprising step-up voltage generat...
Patent number
6,330,173
Issue date
Dec 11, 2001
Mitsubishi Denki Kabushiki Kaisha
Kyoji Yamasaki
G05 - CONTROLLING REGULATING
Information
Patent Grant
Semiconductor memory device having a test mode setting circuit
Patent number
6,327,198
Issue date
Dec 4, 2001
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Kato
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device and method of checking same for defect
Patent number
6,301,163
Issue date
Oct 9, 2001
Mitsubishi Denki Kabushiki Kaisha
Hideto Hidaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with IO compression test mode
Patent number
6,301,169
Issue date
Oct 9, 2001
Mitsubishi Denki Kabushiki Kaisha
Shigeru Kikuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having a circuit for fast operation
Patent number
6,295,238
Issue date
Sep 25, 2001
Mitsubishi Denki Kabushiki Kaisha
Tetsushi Tanizaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device having test function
Patent number
6,288,956
Issue date
Sep 11, 2001
Mitsubishi Denki Kabushiki Kaisha
Tetsushi Tanizaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device
Patent number
6,272,055
Issue date
Aug 7, 2001
Mitsubishi Denki Kabushiki Kaisha
Hideto Hidaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with test mode decision circuit
Patent number
6,269,038
Issue date
Jul 31, 2001
Mitsubishi Denki Kabushiki Kaisha
Takashi Itou
G11 - INFORMATION STORAGE
Information
Patent Grant
Data output circuit that can drive output data speedily and semicon...
Patent number
6,249,462
Issue date
Jun 19, 2001
Mitsubishi Denki Kabushiki Kaisha
Koji Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device with well of different conductivity types
Patent number
6,207,998
Issue date
Mar 27, 2001
Mitsubishi Denki Kabushiki Kaisha
Satoshi Kawasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for making level converting circuit, internal potential gene...
Patent number
6,197,643
Issue date
Mar 6, 2001
Mitsubishi Denki Kabushiki Kaisha
Yuichiro Komiya
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor memory device
Publication number
20040184332
Publication date
Sep 23, 2004
Renesas Technology Corp.
Hideto Hidaka
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device having a circuit for fast operation
Publication number
20030218928
Publication date
Nov 27, 2003
Mitsubishi Denki Kabushiki Kaisha
Tetsushi Tanizaki
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device capable of switching output data width
Publication number
20030103396
Publication date
Jun 5, 2003
Mitsubishi Denki Kabushiki Kaisha
Yukiko Maruyama
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory unit
Publication number
20030056042
Publication date
Mar 20, 2003
Mitsubishi Denki Kabushiki Kaisha
Takeo Miki
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device
Publication number
20020149973
Publication date
Oct 17, 2002
Mitsubishi Denki Kabushiki Kaisha
Hideto Hidaka
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device with low power consumption
Publication number
20020118590
Publication date
Aug 29, 2002
Mitsubishi Denki Kabushiki Kaisha
Kiyohiro Furutani
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device with a hierarchical word line configura...
Publication number
20020097630
Publication date
Jul 25, 2002
Mitsubishi Denki Kabushiki Kaisha
Kengo Aritomi
G11 - INFORMATION STORAGE
Information
Patent Application
RING OSCILLATOR HAVING VARIABLE CAPACITANCE CIRCUITS FOR FREQUENCY...
Publication number
20020021179
Publication date
Feb 21, 2002
Tsukasa Ooishi
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device and method of checking same for defect
Publication number
20020006064
Publication date
Jan 17, 2002
Mitsubishi Denki Kabushiki Kaisha
Hideto Hidaka
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device allowing switching of word configuration
Publication number
20020003730
Publication date
Jan 10, 2002
Shigekazu Aoki
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device allowing effective detection of leak fa...
Publication number
20020001235
Publication date
Jan 3, 2002
Mitsubishi Denki Kabushiki Kaisha
Seiji Sawada
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device with a hierarchical word line configura...
Publication number
20020001217
Publication date
Jan 3, 2002
Kengo Aritomi
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device with memory test circuit
Publication number
20010053086
Publication date
Dec 20, 2001
Mitsubishi Denki Kabushiki Kaisha
Kengo Aritomi
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device having a circuit for fast operation
Publication number
20010048623
Publication date
Dec 6, 2001
Mitsubishi Denki Kabushiki Kaisha
Tetsushi Tanizaki
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device
Publication number
20010024383
Publication date
Sep 27, 2001
Mitsubishi Denki Kabushiki Kaisha
Hideto Hidaka
G11 - INFORMATION STORAGE