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Takeshi Yabe
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Kawasaki, JP
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last 30 patents
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Patent Grant
Polymerizable boric compounds, methods of producing the same, polym...
Patent number
7,923,580
Issue date
Apr 12, 2011
Hitachi, Ltd.
Norio Iwayasu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polymerizable boric compounds, methods of producing the same, polym...
Patent number
7,759,003
Issue date
Jul 20, 2010
Hitachi, Ltd.
Norio Iwayasu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Lithium secondary battery
Patent number
7,473,492
Issue date
Jan 6, 2009
Hitachi, Ltd.
Takefumi Okumura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Boron-containing compound, ion-conductive polymer and polyelectroly...
Patent number
7,230,057
Issue date
Jun 12, 2007
Hitachi, Ltd.
Takefumi Okumura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing boric ester compound, electrolyte for electro...
Patent number
6,998,465
Issue date
Feb 14, 2006
NOF Corporation
Shoichi Yokoyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Polymerizable boric compounds, methods of producing the same, polym...
Publication number
20100179350
Publication date
Jul 15, 2010
Norio Iwayasu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Electrode for Polymer Electrolyte Secondary Battery and Polymer Ele...
Publication number
20070287070
Publication date
Dec 13, 2007
Takefumi Okumura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Polymerizable boric compounds, methods of producing the same, polym...
Publication number
20060147805
Publication date
Jul 6, 2006
Norio Iwayasu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for producing boric ester compound, electrolyte for electro...
Publication number
20040266981
Publication date
Dec 30, 2004
Shoichi Yokoyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Boron-containing compound, ion-conductive polymer and polyelectroly...
Publication number
20040147697
Publication date
Jul 29, 2004
Takefumi Okumura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Lithium secondary battery
Publication number
20040101759
Publication date
May 27, 2004
Takefumi Okumura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Lithium secondary battery
Publication number
20040101758
Publication date
May 27, 2004
Takefumi Okumura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...