About 756 results
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https://drivepatents.com/patents/1388621 · 14 Jan 2026
A battery module assembly includes a plurality of battery modules mounted on a lower portion of the frame, each extending in a first longitudinal direction, and arranged in a second direction crossing the first direction, and a control circuit configured t...
https://drivepatents.com/patents/1388964 · 31 Dec 2025
An embodiment of the present disclosure provides a battery control device of a battery system including at least one battery module, including: a storage device configured to store a safety limit range for a parameter related to a state of the at least one...
https://drivepatents.com/patents/1394361 · 31 Dec 2025
A lithium battery includes an electrode group stack i including a plurality of positive electrodes and one or more negative electrodes , wherein the plurality of positive electrodes includes a first and a second positive electrode, the first positive elect...
https://drivepatents.com/patents/1388418 · 24 Dec 2025
A method of finding black spots in a separator according to an embodiment includes taking out (ST1) a separator from a rechargeable battery cell; removing (ST2) a foreign material of the separator surface; obtaining (ST3) a first image for a portion where ...
https://drivepatents.com/patents/1391862 · 24 Dec 2025
A negative active material for a rechargeable lithium battery, the negative active material including a porous amorphous carbon matrix having a porosity of about 10 % to about 64 %, silicon oxide distributed in pores of the porous amorphous carbon matrix, ...
https://drivepatents.com/patents/1394780 · 24 Dec 2025
A notching apparatus for an electrode substrate of a rechargeable battery includes a lower plate assembly provided with a die, an upper plate assembly provided with a punch facing toward the die, interposing the electrode substrate that passes in a first d...
https://drivepatents.com/patents/1386906 · 17 Dec 2025
A rechargeable battery according to the present disclosure includes an electrode assembly including a plurality of electrode plates, each electrode plate including an electrode base tab and disposed to be stacked on one another, and a separator interposed ...
https://drivepatents.com/patents/1387776 · 17 Dec 2025
Disclosed are a negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same. The negative electrode includes a current collector; a first layer on the current collector, the first layer consisting of a Si-bas...
https://drivepatents.com/patents/1388623 · 3 Dec 2025
A battery pack including a plurality of battery cells in a row in a first direction and in a plurality of rows in a second direction intersecting the first direction, a cell holder in which the plurality of battery cells are assembled at a first side there...
https://drivepatents.com/patents/1398458 · 26 Nov 2025
A secondary battery includes: an electrode assembly; a can including a bottom part, a pair of side parts integrally formed with the bottom part and bent so as to extend from the bottom part, and a cover part coupled to the pair of side parts to face the bo...