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Masaharu Yoshikawa
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Kashihara, JP
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last 30 patents
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Patent Grant
Carbon composite electrode material and method of making thereof
Patent number
5,776,610
Issue date
Jul 7, 1998
Sharp Kabushiki Kaisha
Kazuo Yamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing carbon composite electrode material
Patent number
5,595,838
Issue date
Jan 21, 1997
Sharp Kabushiki Kaisha
Kazuo Yamada
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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Patent Grant
Non-aqueous secondary battery
Patent number
5,407,762
Issue date
Apr 18, 1995
Sharp Kabushiki Kaisha
Takehito Mitate
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Solar heat collector system
Patent number
4,901,537
Issue date
Feb 20, 1990
Masaharu Yoshikawa
F24 - HEATING RANGES VENTILATING