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Toshimasa Kihara
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Microcomputer and dividing circuit
Patent number
6,996,700
Issue date
Feb 7, 2006
Renesas Technology Corp.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Microcomputer and dividing circuit
Patent number
6,343,357
Issue date
Jan 29, 2002
Hitachi, Ltd.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Central processing unit having instruction queue of 32-bit length f...
Patent number
6,272,620
Issue date
Aug 7, 2001
Hitachi, Ltd.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Microcomputer having variable bit width area for displacement and c...
Patent number
6,253,308
Issue date
Jun 26, 2001
Hitachi, Ltd.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Branch instruction having different field lengths for unconditional...
Patent number
6,205,535
Issue date
Mar 20, 2001
Hitachi, Ltd.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Microcomputer having variable bit width area for displacement
Patent number
6,131,154
Issue date
Oct 10, 2000
Hitachi, Ltd.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Central processing unit having instruction queue of 32-bit length f...
Patent number
6,122,724
Issue date
Sep 19, 2000
Hitachi, Ltd.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Microcomputer having variable bit width area for displacement and c...
Patent number
5,991,545
Issue date
Nov 23, 1999
Hitachi, Ltd.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Division circuit and the division method thereof
Patent number
5,969,976
Issue date
Oct 19, 1999
Hitachi, Ltd.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Microcomputer having 16 bit fixed length instruction format
Patent number
5,682,545
Issue date
Oct 28, 1997
Hitachi, Ltd.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System for performing writes to non-volatile memory elements in a m...
Patent number
5,313,650
Issue date
May 17, 1994
Hitachi, Ltd.
Naoki Mitsuishi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System for performing writes to non-volatile memory elements in a m...
Patent number
5,261,110
Issue date
Nov 9, 1993
Hitachi, Ltd.
Naoki Mitsuishi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Microcomputer having a PROM including data security and test circuitry
Patent number
5,175,840
Issue date
Dec 29, 1992
Hitachi, Ltd.
Terumi Sawase
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory
Patent number
5,136,546
Issue date
Aug 4, 1992
Hitachi, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory
Patent number
4,984,212
Issue date
Jan 8, 1991
Hitachi, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory
Patent number
4,905,195
Issue date
Feb 27, 1990
Hitachi, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device and process for producing the same
Patent number
4,860,087
Issue date
Aug 22, 1989
Hitachi, Ltd.
Kiyoshi Matsubara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory
Patent number
4,788,665
Issue date
Nov 29, 1988
Hitachi, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory
Patent number
4,691,298
Issue date
Sep 1, 1987
Hitachi, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile memory device or a single crystal silicon film
Patent number
4,653,026
Issue date
Mar 24, 1987
Hitachi, Ltd.
Kazuhiro Komori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Data processing apparatus with clock signal control by microinstruc...
Patent number
4,615,005
Issue date
Sep 30, 1986
Hitachi, Ltd.
Hideo Maejima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Programmable read only memory
Patent number
4,404,659
Issue date
Sep 13, 1983
Hitachi, Ltd.
Toshimasa Kihara
G11 - INFORMATION STORAGE
Information
Patent Grant
Analog-to-digital converter employing constant-current circuit inco...
Patent number
4,250,493
Issue date
Feb 10, 1981
Hitachi, Ltd.
Toshimasa Kihara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
MICROCOMPUTER AND DIVIDING CIRCUIT
Publication number
20100191934
Publication date
Jul 29, 2010
Renesas Technology Corp.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MICROCOMPUTER AND DIVIDING CIRCUIT
Publication number
20080313444
Publication date
Dec 18, 2008
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Microcomputer and dividing circuit
Publication number
20050251651
Publication date
Nov 10, 2005
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Microcomputer and dividing circuit
Publication number
20020078325
Publication date
Jun 20, 2002
Hitachi, Ltd.
Shumpei Kawasaki
G06 - COMPUTING CALCULATING COUNTING