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Method for recycling secondary battery
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Patent number 7,119,517
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Issue date Oct 10, 2006
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Matsushita Electric Industrial Co., Ltd.
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Hitoshi Mikuriya
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Method for producing plate of battery
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Patent number 6,857,171
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Issue date Feb 22, 2005
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Matsushita Electric Industrial Co., Ltd.
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Nobuyuki Kawaguchi
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Battery
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Patent number D388051
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Issue date Dec 23, 1997
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Matsushita Electric Industrial Co., Ltd.
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Keiichi Harada
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D13 - Equipment for production, distribution, or transformation of energy
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Cylindrical battery
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Patent number 5,637,416
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Issue date Jun 10, 1997
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Matsushita Electric Industrial Co., Ltd.
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Fumihiko Yoshii
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H01 - BASIC ELECTRIC ELEMENTS