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Yuji Kakinuma
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Resistive element array circuit, resistive element array circuit un...
Patent number
11,573,122
Issue date
Feb 7, 2023
TDK Corporation
Naoki Ohta
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory
Patent number
10,529,914
Issue date
Jan 7, 2020
TDK Corporation
Yuji Kakinuma
G11 - INFORMATION STORAGE
Information
Patent Grant
Microwave receiver and magnetoresistive device
Patent number
10,020,831
Issue date
Jul 10, 2018
TDK Corporation
Yuji Kakinuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency converter
Patent number
9,088,244
Issue date
Jul 21, 2015
TDK Corporation
Yuji Kakinuma
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Mixer having frequency selectivity
Patent number
9,077,306
Issue date
Jul 7, 2015
TDK Corporation
Yuji Kakinuma
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Mixer
Patent number
9,030,251
Issue date
May 12, 2015
TDK Corporation
Yuji Kakinuma
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Thin-film magnetic oscillation element
Patent number
9,017,831
Issue date
Apr 28, 2015
TDK Corporation
Katsuyuki Nakada
G11 - INFORMATION STORAGE
Information
Patent Grant
Mixer and frequency converting apparatus
Patent number
8,583,073
Issue date
Nov 12, 2013
TDK Corporation
Yuji Kakinuma
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Heat-assisted magnetic recording head with laser diode
Patent number
8,391,106
Issue date
Mar 5, 2013
TDK Corporation
Koji Shimazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Mixer and frequency converting apparatus
Patent number
8,019,315
Issue date
Sep 13, 2011
TDK Corporation
Yuji Kakinuma
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Mixer and frequency converting apparatus
Patent number
7,991,377
Issue date
Aug 2, 2011
TDK Corporation
Yuji Kakinuma
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Magnetic device and frequency detector
Patent number
7,825,658
Issue date
Nov 2, 2010
TDK Corporation
Keiji Koga
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic device and frequency analyzer
Patent number
7,808,229
Issue date
Oct 5, 2010
TDK Corporation
Keiji Koga
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic memory cell reading apparatus
Patent number
7,808,813
Issue date
Oct 5, 2010
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic storage cell, magnetic memory device and magnetic memory d...
Patent number
7,522,450
Issue date
Apr 21, 2009
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory device
Patent number
7,352,615
Issue date
Apr 1, 2008
TDX Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory device
Patent number
7,349,244
Issue date
Mar 25, 2008
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory device, write current driver circuit and write curr...
Patent number
7,342,822
Issue date
Mar 11, 2008
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory cell, magnetic memory device, and method of manufac...
Patent number
7,295,460
Issue date
Nov 13, 2007
TDK Corporation
Joichiro Ezaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Magnetic memory device, sense amplifier circuit and method of readi...
Patent number
7,277,320
Issue date
Oct 2, 2007
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory device and writing method of the same
Patent number
7,230,843
Issue date
Jun 12, 2007
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetoresistive effect element and magnetic memory device
Patent number
7,227,771
Issue date
Jun 5, 2007
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory device and method of reading the same
Patent number
7,209,380
Issue date
Apr 24, 2007
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetoresistive effect element, magnetic memory device and method...
Patent number
7,016,221
Issue date
Mar 21, 2006
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory device, write current drive circuit, and write curr...
Patent number
6,996,001
Issue date
Feb 7, 2006
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic memory device, method for writing on the same and method f...
Patent number
6,930,911
Issue date
Aug 16, 2005
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Flash memory system for restoring an internal memory after a reset...
Patent number
6,591,329
Issue date
Jul 8, 2003
TDK Corporation
Yuji Kakinuma
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Flash memory system including a memory manager for managing data
Patent number
6,581,132
Issue date
Jun 17, 2003
TDK Corporation
Yuji Kakinuma
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Flash memory system
Patent number
5,640,349
Issue date
Jun 17, 1997
TDK Corporation
Yuji Kakinuma
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical card of closed type
Patent number
5,292,616
Issue date
Mar 8, 1994
Kyodo Printing Co., Ltd.
Minoru Fujita
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Patents Applications
last 30 patents
Information
Patent Application
DRIVE CIRCUIT, ARRAY CIRCUIT, AND NEUROMORPHIC DEVICE
Publication number
20240396545
Publication date
Nov 28, 2024
TDK Corporation
Yuji KAKINUMA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
NON-VOLATILE ASSOCIATIVE MEMORY CELL, NON-VOLATILE ASSOCIATIVE MEMO...
Publication number
20220037587
Publication date
Feb 3, 2022
TDK Corporation
Yuji KAKINUMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RESISTIVE ELEMENT ARRAY CIRCUIT, RESISTIVE ELEMENT ARRAY CIRCUIT UN...
Publication number
20200072664
Publication date
Mar 5, 2020
TDK Corporation
Naoki OHTA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MAGNETIC MEMORY
Publication number
20190051815
Publication date
Feb 14, 2019
TDK Corporation
Yuji KAKINUMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MICROWAVE RECEIVER AND MAGNETORESISTIVE DEVICE
Publication number
20170026207
Publication date
Jan 26, 2017
TDK Corporation
Yuji KAKINUMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FREQUENCY CONVERTER
Publication number
20140057585
Publication date
Feb 27, 2014
TDK Corporation
Yuji Kakinuma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MIXER HAVING FREQUENCY SELECTIVITY
Publication number
20140057581
Publication date
Feb 27, 2014
TDK Corporation
Yuji Kakinuma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MIXER
Publication number
20140043086
Publication date
Feb 13, 2014
TDK Corporation
Yuji Kakinuma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THIN-FILM MAGNETIC OSCILLATION ELEMENT
Publication number
20130222092
Publication date
Aug 29, 2013
TDK Corporation
Katsuyuki NAKADA
G01 - MEASURING TESTING
Information
Patent Application
MIXER AND FREQUENCY CONVERTING APPARATUS
Publication number
20120025926
Publication date
Feb 2, 2012
TDK Corporation
Yuji KAKINUMA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Heat-assisted magnetic recording head with laser diode
Publication number
20110026156
Publication date
Feb 3, 2011
TDK Corporation
Koji Shimazawa
G11 - INFORMATION STORAGE
Information
Patent Application
MIXER AND FREQUENCY CONVERTING APPARATUS
Publication number
20100301919
Publication date
Dec 2, 2010
TDK Corporation
Yuji KAKINUMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MAGNETIC MEMORY CELL READING APPARATUS
Publication number
20090290405
Publication date
Nov 26, 2009
TDK Corporation
Joichiro EZAKI
G11 - INFORMATION STORAGE
Information
Patent Application
MIXER AND FREQUENCY CONVERTING APPARATUS
Publication number
20090243698
Publication date
Oct 1, 2009
TDK Corporation
Yuji KAKINUMA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MAGNETIC DEVICE AND FREQUENCY DETECTOR
Publication number
20090140733
Publication date
Jun 4, 2009
TDK Corporation
Keiji KOGA
G01 - MEASURING TESTING
Information
Patent Application
Magnetic device and frequency analyzer
Publication number
20080180085
Publication date
Jul 31, 2008
TDK Corporation
Keiji Koga
G01 - MEASURING TESTING
Information
Patent Application
Magnetic memory cell, magnetic memory device, and magnetic memory d...
Publication number
20070019462
Publication date
Jan 25, 2007
TDK Corporation
Joichiro Ezaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MAGNETIC MEMORY DEVICE
Publication number
20070019464
Publication date
Jan 25, 2007
TDK Corporation
Joichiro EZAKI
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic memory device, write current driver circuit and write curr...
Publication number
20060256461
Publication date
Nov 16, 2006
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic memory device
Publication number
20060239065
Publication date
Oct 26, 2006
TDK Corporation, of Tokyo, Japan
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetoresistive element and magnetic memory device
Publication number
20060193165
Publication date
Aug 31, 2006
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC MEMORY DEVICE AND METHOD OF READING THE SAME
Publication number
20060120145
Publication date
Jun 8, 2006
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic memory device, sense amplifier circuit and method of readi...
Publication number
20060120146
Publication date
Jun 8, 2006
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic memory device and writing method of the same
Publication number
20060098478
Publication date
May 11, 2006
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic storage cell, magnetic memory device and magnetic memory d...
Publication number
20060067111
Publication date
Mar 30, 2006
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic memory device, write current drive circuit, and write curr...
Publication number
20040114443
Publication date
Jun 17, 2004
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetoresistive effect element, magnetic memory device and method...
Publication number
20040114275
Publication date
Jun 17, 2004
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic memory device, method for writing on the same and method f...
Publication number
20040114425
Publication date
Jun 17, 2004
TDK Corporation
Joichiro Ezaki
G11 - INFORMATION STORAGE