Lithium ion secondary battery
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United States of America Patent
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Mar 15, 2011
Grant Date -
Apr 21, 2005
app pub date -
Oct 27, 2004
filing date -
Sep 1, 2003
priority date (Note) -
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Abstract
. This type of lithium ion secondary battery can effectively use the internal space of a battery shell, increase the battery's energy density, improve the large current discharge characteristic of the lithium ion secondary battery, the self-discharge ability, the battery's cycling capability and the battery's capacity.
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