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Hidemasa Kawai
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Anode for secondary battery and secondary battery using the same
Patent number
8,034,475
Issue date
Oct 11, 2011
NEC Corporation
Hironori Yamamoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Negative electrode for secondary cell and secondary cell using the...
Patent number
7,763,387
Issue date
Jul 27, 2010
NEC Corporation
Hironori Yamamoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Nonaqueous electrolyte cell
Patent number
7,118,831
Issue date
Oct 10, 2006
NEC Corporation
Yutaka Bannai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Film-sealed non-aqueous electrolyte battery with improved surface-t...
Patent number
6,902,844
Issue date
Jun 7, 2005
NEC Corporation
Hiroshi Yageta
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Piezoelectric transformer having four-terminal structure
Patent number
5,811,913
Issue date
Sep 22, 1998
NEC Corporation
Hidemasa Kawai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Microwave tube collector assembly including a chromium oxide film
Patent number
5,334,909
Issue date
Aug 2, 1994
NEC CorporationCorporation
Hidemasa Kawai
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Anode for secondary battery and secondary battery using the same
Publication number
20100248031
Publication date
Sep 30, 2010
NEC Corporation
Hironori Yamamoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Nonaqueous electrolyte cell
Publication number
20050089757
Publication date
Apr 28, 2005
Yutaka Bannai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Negative electrode for secondary cell and secondary cell using the...
Publication number
20050084758
Publication date
Apr 21, 2005
Hironori Yamamoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Film-sealed non-aqueous electrolyte battery with improved surface-t...
Publication number
20020146621
Publication date
Oct 10, 2002
NEC Corporation
Hiroshi Yageta
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...