Membership
Tour
Register
Log in
Takeshi Okazawa
Follow
Person
Tokyo, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Magnetic memory device having XP cell and Str cell in one chip
Patent number
7,405,958
Issue date
Jul 29, 2008
NEC Electronics Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
MRAM and data writing method therefor
Patent number
7,009,876
Issue date
Mar 7, 2006
NEC Electronics Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of forming magnetic memory
Patent number
6,939,722
Issue date
Sep 6, 2005
NEC Electronics Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile memory device having data read operation with using ref...
Patent number
6,834,018
Issue date
Dec 21, 2004
NEC Electronics Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory and method of operation thereof
Patent number
6,812,537
Issue date
Nov 2, 2004
NEC Electronics Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory and method of its manufacture
Patent number
6,746,875
Issue date
Jun 8, 2004
NEC Electronics Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of fabricating magnetic random access memory operating based...
Patent number
6,703,249
Issue date
Mar 9, 2004
NEC Electronics Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile storage device and operating method thereof
Patent number
6,674,663
Issue date
Jan 6, 2004
NEC Electronics Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile magnetic storage device
Patent number
6,643,168
Issue date
Nov 4, 2003
NEC Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device with magnetic memory cell...
Patent number
6,532,163
Issue date
Mar 11, 2003
NEC Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile memory device
Patent number
6,477,077
Issue date
Nov 5, 2002
NEC Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device and manufacturing method of...
Patent number
5,973,355
Issue date
Oct 26, 1999
NEC Corporation
Hiroki Shirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile semiconductor memory device and manufacturing method of...
Patent number
5,972,750
Issue date
Oct 26, 1999
NEC Corporation
Hiroki Shirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Flash memory including improved transistor cells and a method of pr...
Patent number
5,787,036
Issue date
Jul 28, 1998
NEC Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device with thin insulation layer...
Patent number
5,675,163
Issue date
Oct 7, 1997
NEC Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrically erasable programmable non-volatile semiconductor memor...
Patent number
5,523,969
Issue date
Jun 4, 1996
NEC Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device having a memory cell group...
Patent number
5,523,976
Issue date
Jun 4, 1996
NEC Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile memory device with compensation for over-erasing operation
Patent number
5,371,704
Issue date
Dec 6, 1994
NEC Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Floating gate type erasable and programmable read only memory cell,...
Patent number
5,316,961
Issue date
May 31, 1994
NEC Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Flash electrically erasable and programmable ROM
Patent number
5,309,402
Issue date
May 3, 1994
NEC Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of erasing data stored in flash type nonvolatile memory cell
Patent number
5,295,107
Issue date
Mar 15, 1994
NEC Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of fabricating programmable read only memory device having t...
Patent number
5,208,179
Issue date
May 4, 1993
NEC Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having an improved thin film transistor
Patent number
4,980,732
Issue date
Dec 25, 1990
NEC Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Stacked metal-insulator semiconductor device
Patent number
4,885,624
Issue date
Dec 5, 1989
NEC Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor device having polycrystalline...
Patent number
4,716,131
Issue date
Dec 29, 1987
NEC Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor integrated circuit device of high degree of integration
Patent number
4,700,212
Issue date
Oct 13, 1987
NEC Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a semiconductor device having a polycrystal...
Patent number
4,584,760
Issue date
Apr 29, 1986
NEC Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Magnetic memory and method of operation thereof
Publication number
20050064157
Publication date
Mar 24, 2005
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Application
MRAM and data writing method therefor
Publication number
20040081004
Publication date
Apr 29, 2004
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic memory device having XP cell and STr cell in one chip
Publication number
20030235071
Publication date
Dec 25, 2003
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile storage device and operating method thereof
Publication number
20030112656
Publication date
Jun 19, 2003
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile memory device having data read operation with using ref...
Publication number
20030086314
Publication date
May 8, 2003
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic memory and method of its manufacture
Publication number
20030073253
Publication date
Apr 17, 2003
Takeshi Okazawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
Magnetic memory and method of operation thereof
Publication number
20020167033
Publication date
Nov 14, 2002
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Application
Method of fabricating magnetic random access memory operating based...
Publication number
20020155627
Publication date
Oct 24, 2002
Takeshi Okazawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
Method of forming magnetic memory
Publication number
20020146851
Publication date
Oct 10, 2002
Takeshi Okazawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
Nonvolatile magnetic storage device
Publication number
20020109172
Publication date
Aug 15, 2002
NEC Corporation
Takeshi Okazawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Non-volatile semiconductor memory device with magnetic memory cell...
Publication number
20020034117
Publication date
Mar 21, 2002
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Application
Non-volatile memory device
Publication number
20020012267
Publication date
Jan 31, 2002
NEC Corporation
Takeshi Okazawa
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory device and method for recording in...
Publication number
20020000597
Publication date
Jan 3, 2002
Takeshi Okazawa
B82 - NANO-TECHNOLOGY