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Hiroaki Yoshino
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Hirakata, JP
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last 30 patents
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Patent Grant
Method of fabricating batteries having spirally wound electrodes
Patent number
6,042,625
Issue date
Mar 28, 2000
Matsushita Electric Industrial Co., Ltd.
Fumio Daio
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Battery having spirally wound electrodes
Patent number
5,912,091
Issue date
Jun 15, 1999
Matsushita Electric Industrial Co., Ltd.
Fumio Daio
H01 - BASIC ELECTRIC ELEMENTS