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Takuya Sunagawa
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Naruto-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Electrode for lithium secondary battery and lithium secondary battery
Patent number
7,695,855
Issue date
Apr 13, 2010
Sanyo Electric Co., LTD
Takuya Sunagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Lithium secondary battery
Patent number
7,682,744
Issue date
Mar 23, 2010
Sanyo Electric Co., LTD
Shouichirou Sawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Mixed cathode active material for lithium secondary battery
Patent number
6,818,351
Issue date
Nov 16, 2004
Sanyo Electric Co., LTD
Takuya Sunagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Nonaqueous electrolyte secondary battery
Patent number
6,746,800
Issue date
Jun 8, 2004
Sanyo Electric Co., Ltd.
Takuya Sunagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Nonaqueous electrolyte rechargeable battery
Patent number
6,716,556
Issue date
Apr 6, 2004
Sanyo Electric Co., LTD
Takuya Sunagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Positive electrode active material for non-aqueous electrolyte seco...
Patent number
6,677,081
Issue date
Jan 13, 2004
Sanyo Electric Co., LTD
Takuya Sunagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Lithium secondary battery
Patent number
6,333,128
Issue date
Dec 25, 2001
Sanyo Electric Co., LTD
Takuya Sunagawa
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Positive electrode material for use in non-aqueous electrolyte batt...
Patent number
6,040,090
Issue date
Mar 21, 2000
Sanyo Electric Co., Ltd.
Takuya Sunagawa
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Lithium secondary battery
Publication number
20060204846
Publication date
Sep 14, 2006
Takuya Sunagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electrode for lithium secondary battery and lithium secondary battery
Publication number
20060159997
Publication date
Jul 20, 2006
Takuya Sunagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Lithium secondary battery
Publication number
20060134517
Publication date
Jun 22, 2006
Shouichirou Sawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Lithium secondary battery
Publication number
20060068290
Publication date
Mar 30, 2006
Shouichirou Sawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Manufacturing method of chemical battery electrode and battery
Publication number
20050233066
Publication date
Oct 20, 2005
Takuya Sunagawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Rechargeable battery using nonaqeous electorlyte
Publication number
20040048161
Publication date
Mar 11, 2004
Takuya Sunagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Positive electrode active material for non-aqueous electrolyte seco...
Publication number
20030003361
Publication date
Jan 2, 2003
Takuya Sunagawa
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Lithium secondary battery
Publication number
20020164528
Publication date
Nov 7, 2002
Takuya Sunagawa
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Nonaqueous electrolyte rechargeable battery
Publication number
20020028382
Publication date
Mar 7, 2002
Takuya Sunagawa
H01 - BASIC ELECTRIC ELEMENTS