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Nobuhiko Ito
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device control circuit and method thereof
Patent number
9,640,272
Issue date
May 2, 2017
Powerchip Technology Corporation
Nobuhiko Ito
G11 - INFORMATION STORAGE
Information
Patent Grant
Internal power supply voltage auxiliary circuit, semiconductor memo...
Patent number
9,589,657
Issue date
Mar 7, 2017
Powerchip Technology Corporation
Akira Ogawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Mom capacitor circuit and semiconductor device thereof
Patent number
9,484,341
Issue date
Nov 1, 2016
Powerchip Technology Corporation
Shozo Kawabata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Negative reference voltage generating circuit and system thereof
Patent number
9,397,562
Issue date
Jul 19, 2016
Powerchip Technology Corporation
Hideki Arakawa
G05 - CONTROLLING REGULATING
Information
Patent Grant
Non-volatile semiconductor memory device and readout method thereof
Patent number
8,824,206
Issue date
Sep 2, 2014
Powerchip Technology Corporation
Masayuki Oishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc apparatus with disc selecting function
Patent number
7,075,873
Issue date
Jul 11, 2006
Ricoh Company, Ltd.
Nobuhiko Ito
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk unit control method for removing dust from a disk
Patent number
5,461,521
Issue date
Oct 24, 1995
Ricoh Company, Ltd.
Nobuhiko Ito
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MOM CAPACITOR CIRCUIT AND SEMICONDUCTOR DEVICE THEREOF
Publication number
20160260706
Publication date
Sep 8, 2016
POWERCHIP TECHNOLOGY CORPORATION
Shozo Kawabata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE CONTROL CIRCUIT AND METHOD THEREOF
Publication number
20160232982
Publication date
Aug 11, 2016
POWERCHIP TECHNOLOGY CORPORATION
Nobuhiko Ito
G11 - INFORMATION STORAGE
Information
Patent Application
NEGATIVE REFERENCE VOLTAGE GENERATING CIRCUIT AND SYSTEM THEREOF
Publication number
20160204699
Publication date
Jul 14, 2016
POWERCHIP TECHNOLOGY CORPORATION
Hideki Arakawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INTERNAL POWER SUPPLY VOLTAGE AUXILIARY CIRCUIT, SEMICONDUCTOR MEMO...
Publication number
20160155512
Publication date
Jun 2, 2016
POWERCHIP TECHNOLOGY CORPORATION
Akira Ogawa
G11 - INFORMATION STORAGE
Information
Patent Application
NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE AND READOUT METHOD THEREOF
Publication number
20140022845
Publication date
Jan 23, 2014
POWERCHIP TECHNOLOGY CORPORATION
Masayuki OISHI
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disc apparatus with disc selecting function
Publication number
20030179676
Publication date
Sep 25, 2003
Nobuhiko Ito
G11 - INFORMATION STORAGE