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Hiroaki Nakanishi
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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Reference voltage generating circuit and power supply device using...
Patent number
7,982,531
Issue date
Jul 19, 2011
Ricoh Company, Ltd.
Masaaki Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Memory configuration of a composite memory device
Patent number
7,969,791
Issue date
Jun 28, 2011
Ricoh Company, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory control circuit and semiconductor device
Patent number
7,782,690
Issue date
Aug 24, 2010
Ricoh Company, Ltd.
Hiroaki Nakanishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory configuration of a composite memory device
Patent number
7,672,172
Issue date
Mar 2, 2010
Ricoh Company, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory configuration of a composite memory device
Patent number
RE40917
Issue date
Sep 15, 2009
Ricoh Company, Ltd.
Minoru Fukuda
365 - Static information storage and retrieval
Information
Patent Grant
Memory configuration of a composite memory device
Patent number
7,483,312
Issue date
Jan 27, 2009
Ricoh Company, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device of non-volatile memory
Patent number
7,335,557
Issue date
Feb 26, 2008
Ricoh Company, Ltd.
Masaaki Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and its manufacturing method
Patent number
7,314,797
Issue date
Jan 1, 2008
Ricoh Company, Ltd.
Moriya Iwai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device of non-volatile memory
Patent number
6,952,035
Issue date
Oct 4, 2005
Ricoh Company, Ltd.
Masaaki Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and its manufacturing method
Patent number
6,949,790
Issue date
Sep 27, 2005
Ricoh Company, Ltd.
Moriya Iwai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Memory configuration of a composite memory device
Patent number
6,545,916
Issue date
Apr 8, 2003
Ricoh Company, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory configuration of a composite memory device
Patent number
6,335,883
Issue date
Jan 1, 2002
Ricoh Company, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory configuration of a composite memory device
Patent number
6,115,292
Issue date
Sep 5, 2000
Ricoh Company, Ltd.
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Grant
Electrically alterable non-volatile semiconductor memory device
Patent number
6,104,057
Issue date
Aug 15, 2000
Ricoh Company, Ltd.
Hiroaki Nakanishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Split-gate non-volatile semiconductor memory device
Patent number
6,075,267
Issue date
Jun 13, 2000
Ricoh Company, Ltd.
Satoru Taji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device with improved read speed
Patent number
5,966,325
Issue date
Oct 12, 1999
Ricoh Company, Ltd.
Hiroaki Nakanishi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MEMORY CONFIGURATION OF A COMPOSITE MEMORY DEVICE
Publication number
20100103739
Publication date
Apr 29, 2010
RICOH COMPANY, LTD.
Minoru FUKUDA
G11 - INFORMATION STORAGE
Information
Patent Application
REFERENCE VOLTAGE GENERATING CIRCUIT AND POWER SUPPLY DEVICE USING...
Publication number
20090146731
Publication date
Jun 11, 2009
RICOH COMPANY, LTD.
Masaaki Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMORY CONFIGURATION OF A COMPOSITE MEMORY DEVICE
Publication number
20090091984
Publication date
Apr 9, 2009
RICOH COMPANY, LTD.
Minoru FUKUDA
G11 - INFORMATION STORAGE
Information
Patent Application
MEMORY CONTROL CIRCUIT AND SEMICONDUCTOR DEVICE
Publication number
20090080274
Publication date
Mar 26, 2009
Hiroaki Nakanishi
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor device and its manufacturing method
Publication number
20050275041
Publication date
Dec 15, 2005
Moriya Iwai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device of non- volatile memory
Publication number
20050258473
Publication date
Nov 24, 2005
Masaaki Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and its manufacturing method
Publication number
20040157394
Publication date
Aug 12, 2004
Moriya Iwai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device of non-volatile memory
Publication number
20040113197
Publication date
Jun 17, 2004
Masaaki Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Memory configuration of a composite memory device
Publication number
20030210588
Publication date
Nov 13, 2003
Minoru Fukuda
G11 - INFORMATION STORAGE
Information
Patent Application
Memory configuration of a composite memory device
Publication number
20020031013
Publication date
Mar 14, 2002
Minoru Fukuda
G11 - INFORMATION STORAGE