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Shigeyuki Iwasa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Power storage device
Patent number
10,497,978
Issue date
Dec 3, 2019
NEC Corporation
Terumasa Shimoyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Electrode active material and secondary battery
Patent number
9,647,269
Issue date
May 9, 2017
NEC Corporation
Hiroyuki Nishide
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power storage device having a nitroxyl polymer in a cathode and a l...
Patent number
9,443,661
Issue date
Sep 13, 2016
NEC Corporation
Kentaro Nakahara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Radical composition and battery using same
Patent number
9,356,292
Issue date
May 31, 2016
Sumitomo Seika Chemicals Co., Ltd.
Hiroyuki Nishide
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Non-aqueous secondary battery, mounted unit, and method for manufac...
Patent number
9,287,533
Issue date
Mar 15, 2016
NEC Corporation
Hiroshi Kajitani
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
(Meth)acrylate derivative, polymer and photoresist composition havi...
Patent number
8,969,483
Issue date
Mar 3, 2015
NEC Corporation
Katsumi Maeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
(Meth)acrylate derivative, polymer and photoresist composition havi...
Patent number
8,802,798
Issue date
Aug 12, 2014
NEC Corporation
Katsumi Maeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
(Meth)acrylate derivative, polymer and photoresist composition havi...
Patent number
8,802,783
Issue date
Aug 12, 2014
NEC Corporation
Katsumi Maeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing polyradical compound and battery cell
Patent number
8,728,662
Issue date
May 20, 2014
NEC Corporation
Masahiro Suguro
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electricity storage device
Patent number
8,617,744
Issue date
Dec 31, 2013
NEC Corporation
Kentaro Nakahara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Polyradical compound-conductive material composite, method for prod...
Patent number
8,475,956
Issue date
Jul 2, 2013
NEC Corporation
Yuki Kusachi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for manufacturing polyradical compound and battery
Patent number
8,242,213
Issue date
Aug 14, 2012
NEC Corporation
Masahiro Suguro
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
(Meth)acrylate derivative, polymer and photoresist composition havi...
Patent number
8,119,751
Issue date
Feb 21, 2012
NEC Corporation
Katsumi Maeda
Information
Patent Grant
Secondary battery with a radical compound active material
Patent number
7,642,011
Issue date
Jan 5, 2010
NEC Corporation
Kentaro Nakahara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Secondary battery having an active material radical compound
Patent number
7,544,441
Issue date
Jun 9, 2009
NEC Corporation
Shigeyuki Iwasa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Electrode active material and electrode using the electrode active...
Patent number
7,476,465
Issue date
Jan 13, 2009
NEC Corporation
Yukiko Morioka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
(Meth)acrylate derivative, polymer and photoresist composition havi...
Patent number
7,432,035
Issue date
Oct 7, 2008
NEC Corporation
Katsumi Maeda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Secondary battery with a nitroxyl polymer active material
Patent number
7,318,981
Issue date
Jan 15, 2008
NEC Corporation
Shigeyuki Iwasa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Electricity storage device
Patent number
7,226,697
Issue date
Jun 5, 2007
NEC Corporation
Kentaro Nakahara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
(Meth) acrylate derivative, polymer and photoresist composition hav...
Patent number
7,186,495
Issue date
Mar 6, 2007
NEC Corporation
Katsumi Maeda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Battery and battery electrode
Patent number
7,122,277
Issue date
Oct 17, 2006
NEC Corporation
Yukiko Morioka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Secondary battery having radical compound electrode
Patent number
7,045,248
Issue date
May 16, 2006
NEC Corporation
Yutaka Bannai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Electrode and battery using same
Patent number
7,018,738
Issue date
Mar 28, 2006
NEC Corporation
Yukiko Morioka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Resist resin, chemical amplification type resist, and method of for...
Patent number
6,924,079
Issue date
Aug 2, 2005
NEC Corporation
Katsumi Maeda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Battery having active material containing neutral carbon radical co...
Patent number
6,893,775
Issue date
May 17, 2005
NEC Corporation
Yukiko Morioka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Secondary battery
Patent number
6,866,964
Issue date
Mar 15, 2005
NEC Corporation
Kentaro Nakahara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Photoacid generators, photoresist compositions containing the same...
Patent number
6,849,384
Issue date
Feb 1, 2005
NEC Corporation
Shigeyuki Iwasa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Liquid crystal display unit and method for manufacturing the same
Patent number
6,773,767
Issue date
Aug 10, 2004
NEC Corporation
Hiroyuki Sekine
G02 - OPTICS
Information
Patent Grant
Photoacid generator containing two kinds of sulfonium salt compound...
Patent number
6,638,685
Issue date
Oct 28, 2003
NEC Corporation
Katsumi Maeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sulfonium salt compound and resist composition and pattern forming...
Patent number
6,602,647
Issue date
Aug 5, 2003
NEC Corporation
Shigeyuki Iwasa
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR SENSING PLANT HORMONE USING RARE EARTH COMPOUND, SENSOR...
Publication number
20230236210
Publication date
Jul 27, 2023
NEC Corporation
Katsumi MAEDA
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR SENSING PLANT HORMONE, AND METHOD FOR EARLY DETECTION OF...
Publication number
20230096785
Publication date
Mar 30, 2023
NEC Corporation
Katsumi Maeda
G01 - MEASURING TESTING
Information
Patent Application
SECONDARY BATTERY USING RADICAL POLYMER IN AN ELECTRODE
Publication number
20210273226
Publication date
Sep 2, 2021
NEC Corporation
Shigeyuki IWASA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE AND SECONDARY BATTERY USING RADICAL POLYMER
Publication number
20190386309
Publication date
Dec 19, 2019
NEC Corporation
Shigeyuki IWASA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ELECTRODE AND SECONDARY BATTERY USING RADICAL POLYMER
Publication number
20190386308
Publication date
Dec 19, 2019
NEC Corporation
Shigeyuki IWASA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POWER STORAGE DEVICE
Publication number
20180115018
Publication date
Apr 26, 2018
NEC Corporation
Terumasa SHIMOYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
(METH)ACRYLATE DERIVATIVE, POLYMER AND PHOTORESIST COMPOSITION HAVI...
Publication number
20150183912
Publication date
Jul 2, 2015
NEC Corporation
Katsumi MAEDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
NONAQUEOUS-SECONDARY-BATTERY LAYERED STRUCTURE AND NONAQUEOUS-SECON...
Publication number
20140087235
Publication date
Mar 27, 2014
Hiroshi Kajitani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-AQUEOUS SECONDARY BATTERY, MOUNTED UNIT, AND METHOD FOR MANUFAC...
Publication number
20140079984
Publication date
Mar 20, 2014
Hiroshi Kajitani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RADICAL COMPOSITION AND BATTERY USING SAME
Publication number
20140061532
Publication date
Mar 6, 2014
Waseda University
Hiroyuki Nishide
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SECONDARY BATTERY AND CARBON INK FOR CONDUCTIVE AUXILIARY LAYER OF...
Publication number
20140057167
Publication date
Feb 27, 2014
NEC Corporation
Masanori Kasai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE ACTIVE MATERIAL AND SECONDARY BATTERY
Publication number
20140038036
Publication date
Feb 6, 2014
Waseda University
Hiroyuki Nishide
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
(METH)ACRYLATE DERIVATIVE, POLYMER AND PHOTORESIST COMPOSITION HAVI...
Publication number
20130122419
Publication date
May 16, 2013
NEC Corporation
Katsumi Maeda
C07 - ORGANIC CHEMISTRY
Information
Patent Application
(METH)ACRYLATE DERIVATIVE, POLYMER AND PHOTORESIST COMPOSITION HAVI...
Publication number
20120178023
Publication date
Jul 12, 2012
NEC Corporation
Katsumi Maeda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER RADICAL MATERIAL-ACTIVATED CARBON-CONDUCTIVE MATERIAL COMPO...
Publication number
20120171561
Publication date
Jul 5, 2012
NEC Corporation
Shigeyuki Iwasa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ELECTRICITY STORAGE DEVICE
Publication number
20120100437
Publication date
Apr 26, 2012
NEC Corporation
Kentaro Nakahara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
PYRROLINE-BASED NITROXIDE POLYMER AND BATTERY USING SAME
Publication number
20120095179
Publication date
Apr 19, 2012
Waseda University
Hiroyuki Nishide
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
(METH)ACRYLATE DERIVATIVE, POLYMER AND PHOTORESIST COMPOSITION HAVI...
Publication number
20110196122
Publication date
Aug 11, 2011
NEC Corporation
Katsumi Maeda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR MANUFACTURING POLYRADICAL COMPOUND AND BATTERY
Publication number
20110172378
Publication date
Jul 14, 2011
NEC Corporation
Masahiro Suguro
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SECONDARY BATTERY
Publication number
20110159379
Publication date
Jun 30, 2011
NEC Corporation
Kazuaki Matsumoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
SECONDARY BATTERY AND CARBON INK FOR CONDUCTIVE AUXILIARY LAYER OF...
Publication number
20110129730
Publication date
Jun 2, 2011
DIC CORPORATION
Masanori Kasai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
SECONDARY BATTERY
Publication number
20110070504
Publication date
Mar 24, 2011
NEC Corporation
Kazuaki Matsumoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
PROCESS FOR PRODUCING POLYRADICAL COMPOUND AND BATTERY CELL
Publication number
20100255372
Publication date
Oct 7, 2010
NEC Corporation
Masahiro Suguro
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYRADICAL COMPOUND-CONDUCTIVE MATERIAL COMPOSITE, METHOD FOR PROD...
Publication number
20100009256
Publication date
Jan 14, 2010
NEC Corporation
Yuki Kusachi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
(Meth)acrylate derivative, polymer and photoresist composition havi...
Publication number
20090023878
Publication date
Jan 22, 2009
NEC Corporation
Katsumi Maeda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Rfid Tag
Publication number
20080297350
Publication date
Dec 4, 2008
NEC Corporation
Shigeyuki Iwasa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Power Storage Device
Publication number
20080226986
Publication date
Sep 18, 2008
Kentaro Nakahara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Power Storage Device
Publication number
20080213669
Publication date
Sep 4, 2008
Kentaro Nakahara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Positive Electrode For Secondary Battery, Manufacturing Method Ther...
Publication number
20080171265
Publication date
Jul 17, 2008
Jiro Iriyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method for Manufacturing Polyradical Compound and Battery
Publication number
20080038636
Publication date
Feb 14, 2008
NEC Corporation
Masahiro Suguro
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...