About 635 results
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https://drivepatents.com/patents/967255 · 19 Nov 2014
Disclosed are an electrode active material including a mixture of at least two kinds of lithium metal oxide particles having different mass median particle diameters D50 and a lithium secondary battery including the same.
https://drivepatents.com/patents/967555 · 12 Nov 2014
Disclosed herein is a battery case including a receiving part having an electrode assembly mounted therein, wherein the receiving part, which is formed by deforming a sheet type base material, is configured to have a stair-like structure in which at least ...
https://drivepatents.com/patents/967478 · 12 Nov 2014
Disclosed is a transition metal precursor used for preparation of lithium composite transition metal oxide, the transition metal precursor comprising a composite transition metal compound represented by the following Formula 1: M(OH 1-x ) 2-y A y/n (1) whe...
https://drivepatents.com/patents/967485 · 12 Nov 2014
A battery cell interconnect and voltage sensing assembly and method are provided. The assembly includes a frame member having a rectangular ring-shaped peripheral wall with first, second, third and fourth wall portions. The frame member further includes a ...
https://drivepatents.com/patents/967480 · 12 Nov 2014
Disclosed herein is a battery pack including a plurality of battery modules, each having a battery cell or a unit module (unit cell) that can be charged and discharged, mounted in a pack case, wherein two or more unit cells constitute one battery module, t...
https://drivepatents.com/patents/967476 · 12 Nov 2014
Disclosed herein are an electrode assembly and a composite electrode assembly mounted in a battery case of a secondary battery. The electrode assembly and the composite electrode assembly have a stair-like structure. The stair-like structure is formed base...
https://drivepatents.com/patents/967477 · 12 Nov 2014
Disclosed herein is a battery cell configured to have a structure in which an electrode assembly including a separator disposed between a cathode and an anode is mounted in a battery case, wherein an asymmetric structure with respect to a central axis cros...
https://drivepatents.com/patents/967474 · 12 Nov 2014
Disclosed herein is a battery cell configured to have a structure in which an electrode assembly including a separator disposed between a cathode and an anode is mounted in a battery case, wherein the battery case includes an upper case and a lower case, t...
https://drivepatents.com/patents/967472 · 12 Nov 2014
Disclosed is an electrode assembly including a plurality of alternately arranged cathode and anode plates, a separator interposed between the cathode plate and the anode plate, a plurality of cathode tabs respectively formed on the cathode plates, a plural...
https://drivepatents.com/patents/967475 · 12 Nov 2014
Disclosed is an apparatus for measuring an insulation resistance that may calculate each of a cathode terminal-side insulation resistance value and an anode terminal-side insulation resistance value of a battery. The apparatus for measuring an insulation r...