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Yoshikazu Miyawaki
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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Non-volatile semiconductor memory device with memory transistor
Patent number
7,002,846
Issue date
Feb 21, 2006
Renesas Technology Corp.
Hiromi Okimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory preventing unauthorized copying
Patent number
6,996,006
Issue date
Feb 7, 2006
Renesas Technology Corp.
Shinichi Ishimoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Nonvolatile semiconductor memory device and method of erasing data...
Patent number
6,567,316
Issue date
May 20, 2003
Mitsubishi Denki Kabushiki Kaisha
Atsushi Ohba
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile memory with background operation function
Patent number
6,515,900
Issue date
Feb 4, 2003
Mitsubishi Denki Kabushiki Kaisha
Tamiyu Kato
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device having reduced erase time a...
Patent number
6,515,908
Issue date
Feb 4, 2003
Mitsubishi Denki Kabushiki Kaisha
Yoshikazu Miyawaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile memory with background operation function
Patent number
6,483,748
Issue date
Nov 19, 2002
Mitsubishi Denki Kabushiki Kaisha
Tomoshi Futatsuya
G11 - INFORMATION STORAGE
Information
Patent Grant
SEMICONDUCTOR MEMORY DEVICE WHICH CAN BE SIMULTANEOUSLY TESTED EVEN...
Patent number
6,473,345
Issue date
Oct 29, 2002
Mitsubishi Denki Kabushiki Kaisha
Takashi Hayasaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having high-speed read function
Patent number
6,466,508
Issue date
Oct 15, 2002
Mitsubishi Denki Kabushiki Kaisha
Yoshikazu Miyawaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device with improved reliability a...
Patent number
6,388,921
Issue date
May 14, 2002
Mitsubishi Denki Kabushiki Kaisha
Yasuhiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device capable of high speed gener...
Patent number
6,385,086
Issue date
May 7, 2002
Mitsubishi Denki Kabushiki Kaisha
Masaaki Mihara
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device and method of erasing data...
Patent number
6,330,192
Issue date
Dec 11, 2001
Mitsubishi Denki Kabushiki Kaisha
Atsushi Ohba
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device capable of reducing memory...
Patent number
6,243,292
Issue date
Jun 5, 2001
Mitsubishi Denki Kabushiki Kaisha
Shinichi Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor integrated circuit device with adjustable high voltag...
Patent number
6,008,674
Issue date
Dec 28, 1999
Mitsubishi Denki Kabushiki Kaisha
Tomohisa Wada
G05 - CONTROLLING REGULATING
Information
Patent Grant
Non-volatile semiconductor memory device
Patent number
5,959,890
Issue date
Sep 28, 1999
Mitsubishi Denki Kabushiki Kaisha
Yasuhiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
High voltage generating device having variable boosting capability...
Patent number
5,940,283
Issue date
Aug 17, 1999
Mitsubishi Denki Kabushiki Kaisha
Masaaki Mihara
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electrically programmable and erasable nonvolatile semiconductor me...
Patent number
5,898,606
Issue date
Apr 27, 1999
Mitsubishi Denki Kabushiki Kaisha
Shinichi Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Electrically programmable and erasable nonvolatile semiconductor me...
Patent number
5,745,417
Issue date
Apr 28, 1998
Mitsubishi Denki Kabushiki Kaisha
Shinichi Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Electrically programmable and erasable nonvolatile semiconductor me...
Patent number
5,659,505
Issue date
Aug 19, 1997
Mitsubishi Denki Kabushiki Kaisha
Shinichi Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device incorporating data latch a...
Patent number
5,615,149
Issue date
Mar 25, 1997
Mitsubishi Denki Kabushiki Kaisha
Shinichi Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device with a row redundancy circuit
Patent number
5,602,778
Issue date
Feb 11, 1997
Mitsubishi Denki Kabushiki Kaisha
Tomoshi Futatsuya
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device and method of erasing store...
Patent number
5,563,824
Issue date
Oct 8, 1996
Mitsubishi Denki Kabushiki Kaisha
Yoshikazu Miyawaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device
Patent number
5,554,868
Issue date
Sep 10, 1996
Mitsubishi Denki Kabushiki Kaisha
Masanori Hayashikoshi
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device with a row redundancy circuit
Patent number
5,548,557
Issue date
Aug 20, 1996
Mitsubishi Denki Kabushiki Kaisha
Tomoshi Futatsuya
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device with improved collective e...
Patent number
5,544,117
Issue date
Aug 6, 1996
Mitsubishi Denki Kabushiki Kaisha
Takeshi Nakayama
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device incorporating data latch a...
Patent number
5,521,863
Issue date
May 28, 1996
Mitsubishi Denki Kabushiki Kaisha
Shinichi Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device incorporating data latch a...
Patent number
5,485,421
Issue date
Jan 16, 1996
Mitsubishi Denki Kabushiki Kaisha
Shinichi Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Electrically erasable and programmable non-volatile memory device a...
Patent number
5,428,568
Issue date
Jun 27, 1995
Mitsubishi Denki Kabushiki Kaisha
Shinichi Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device capable of erasing by a wor...
Patent number
5,402,382
Issue date
Mar 28, 1995
Mitsubishi Denki Kabushiki Kaisha
Yoshikazu Miyawaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Internal voltage generator for a non-volatile semiconductor memory...
Patent number
5,371,705
Issue date
Dec 6, 1994
Mitsubishi Denki Kabushiki Kaisha
Takeshi Nakayama
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device incorporating data latch a...
Patent number
5,363,330
Issue date
Nov 8, 1994
Mitsubishi Denki Kabushiki Kaisha
Shinichi Kobayashi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Non-volatile semiconductor memory device with memory transistor
Publication number
20050083737
Publication date
Apr 21, 2005
RENESAS TECHNOLOGY CORP.
Hiromi Okimoto
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory preventing unauthorized copying
Publication number
20040264262
Publication date
Dec 30, 2004
RENESAS TECHNOLOGY CORP.
Shinichi Ishimoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Semiconductor memory device which can be simultaneously tested even...
Publication number
20020097611
Publication date
Jul 25, 2002
Mitsubishi Denki Kabushiki Kaisha
Takashi Hayasaka
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory device having reduced erase time a...
Publication number
20020057599
Publication date
May 16, 2002
Mitsubishi Denki Kabushiki Kaisha
Yoshikazu Miyawaki
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile memory with background operation function
Publication number
20010053091
Publication date
Dec 20, 2001
Mitsubishi Denki Kabushiki Kaisha
Tomoshi Futatsuya
G11 - INFORMATION STORAGE
Information
Patent Application
Non-volatile memory with background operation function
Publication number
20010050860
Publication date
Dec 13, 2001
Mitsubishi Denki Kabushiki Kaisha
Tamiyu Kato
G11 - INFORMATION STORAGE