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Masahito Kaji
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Sanda, JP
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last 30 patents
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Patent Grant
Separator for a fuel cell and a method of producing the same
Patent number
6,660,420
Issue date
Dec 9, 2003
Nippon Pillar Packing Co., Ltd.
Tsunemori Yoshida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL