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Yasushi Muranaka
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Hitachinaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lithium secondary battery, and process for producing the same
Patent number
7,416,814
Issue date
Aug 26, 2008
Hitachi, Ltd.
Junya Kaneda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Non-aqueous secondary battery having negative electrode including g...
Patent number
7,273,681
Issue date
Sep 25, 2007
Hitachi, Ltd.
Hidetoshi Honbo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Electronic device using fuel cells
Patent number
7,201,989
Issue date
Apr 10, 2007
Hitachi, Ltd.
Akira Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Lead-acid battery
Patent number
7,083,876
Issue date
Aug 1, 2006
Hitachi, Ltd.
Kyoko Honbo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Non-aqueous secondary battery and a method of manufacturing graphit...
Patent number
6,835,215
Issue date
Dec 28, 2004
Hitachi, Ltd.
Hidetoshi Honbo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Lithium secondary battery having oxide particles embedded in partic...
Patent number
6,638,662
Issue date
Oct 28, 2003
Hitachi, Ltd.
Junya Kaneda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Lithium secondary battery, and process for producing the same
Patent number
6,524,749
Issue date
Feb 25, 2003
Hitachi, Ltd.
Junya Kaneda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Positive electrode activator for lithium secondary battery and lith...
Patent number
6,458,488
Issue date
Oct 1, 2002
Hitachi, Ltd.
Kyoko Honbo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-aqueous secondary battery and a method of manufacturing graphit...
Patent number
6,383,467
Issue date
May 7, 2002
Hitachi, Ltd.
Hidetoshi Honbo
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Non-aqueous secondary battery and a method of manufacturing graphit...
Patent number
6,268,086
Issue date
Jul 31, 2001
Hitachi, Ltd.
Hidetoshi Honbo
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Secondary battery using system and material for negative electrode...
Patent number
6,083,645
Issue date
Jul 4, 2000
Hitachi, Ltd.
Seiji Takeuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lithium secondary battery having negative electrode of carbon mater...
Patent number
6,030,726
Issue date
Feb 29, 2000
Hitachi, Ltd.
Seiji Takeuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Secondary battery
Patent number
5,922,491
Issue date
Jul 13, 1999
Hitachi, Ltd.
Kyoko Ikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing synthetic diamond thin film, the thin film and...
Patent number
5,531,184
Issue date
Jul 2, 1996
Hitachi, Ltd.
Yasushi Muranaka
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Polymer electrolyte hydrogen-oxygen fuel cell where the polymer ele...
Patent number
5,500,292
Issue date
Mar 19, 1996
Hitachi, Ltd.
Yasushi Muranaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Solid polymer electrolyte type fuel cell
Patent number
5,350,643
Issue date
Sep 27, 1994
Hitachi, Ltd.
Jinichi Imahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for growing thin film by beam deposition and apparatus for p...
Patent number
5,192,393
Issue date
Mar 9, 1993
Hitachi, Ltd.
Yasushi Muranaka
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for removing ash from coal
Patent number
4,456,528
Issue date
Jun 26, 1984
Hitachi, Ltd.
Hidetoshi Akimoto
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Patents Applications
last 30 patents
Information
Patent Application
Electronic device using fuel cells
Publication number
20070178344
Publication date
Aug 2, 2007
Akira Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Non-aqueous secondary battery having negative electrode including g...
Publication number
20060228630
Publication date
Oct 12, 2006
Hidetoshi Honbo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Non-aqueous secondary battery having negative electrode including g...
Publication number
20050208377
Publication date
Sep 22, 2005
Hidetoshi Honbo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Lead-acid battery
Publication number
20040180264
Publication date
Sep 16, 2004
Kyoko Honbo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Non-aqueous secondary battery having negative electrode including g...
Publication number
20040175619
Publication date
Sep 9, 2004
Hidetoshi Honbo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Non-aqueous secondary battery having negative electrode including g...
Publication number
20040175620
Publication date
Sep 9, 2004
Hidetoshi Honbo
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electronic device using fuel cells
Publication number
20040068671
Publication date
Apr 8, 2004
Akira Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Lead-acid storage battery, carbon material and process of manufactu...
Publication number
20030235760
Publication date
Dec 25, 2003
Hitachi, Ltd.
Eiji Hoshi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
LITHIUM SECONDARY BATTERY HAVING OXIDE PARTICLES EMBEDDED IN PARTIC...
Publication number
20030129494
Publication date
Jul 10, 2003
Junya Kaneda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Lithium secondary battery, and process for producing the same
Publication number
20030091901
Publication date
May 15, 2003
Junya Kaneda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Lead-acid battery
Publication number
20030049528
Publication date
Mar 13, 2003
Kyoko Honbo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Non-aqueous secondary battery and a method of manufacturing graphit...
Publication number
20020045100
Publication date
Apr 18, 2002
Hidetoshi Honbo
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Non-aqueous secondary battery having negative electrode including g...
Publication number
20010049059
Publication date
Dec 6, 2001
Hidetoshi Honbo
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Secondary cell using system
Publication number
20010020927
Publication date
Sep 13, 2001
Kyoko Ikawa
B60 - VEHICLES IN GENERAL