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https://drivepatents.com/patents/1390962 · 22 Apr 2026
According to embodiments of the present invention, an energy storage system may include a plurality of battery management systems (BMSs) provided in correspondence to a plurality of batteries, respectively; and an upper control apparatus configured to coll...
https://drivepatents.com/patents/1391174 · 22 Apr 2026
Discussed is a pack case including a module area where a cell stack is placed, wherein the pack case includes a base plate that supports a lower portion of the cell stack, a main partition wall extending across the base plate and perpendicularly coupled to...
https://drivepatents.com/patents/1391263 · 22 Apr 2026
Disclosed herein relates to a sealing device for a pouch-type secondary battery, the sealing device including a light source part for irradiating light and a pressurizing part for heating and pressurizing a sealing part of a pouch-type case using light irr...
https://drivepatents.com/patents/1391370 · 22 Apr 2026
The present disclosure relates to a method for manufacturing a separator for an electrochemical device, which includes (S1) preparing a coating slurry including a polymer binder, inorganic particles, and a dispersion medium; (S2) heating at least one surfa...
https://drivepatents.com/patents/1392152 · 22 Apr 2026
A battery pack of the present disclosure includes a plurality of pouch-type battery cells having a plurality of electrode leads; a pack case accommodating the plurality of pouch-type battery cells in an inner space; a cell cover configured to surround a po...
https://drivepatents.com/patents/1392790 · 22 Apr 2026
The present invention relates to a method for preparing a negative electrode active material, which includes mixing green coke particles, calcined coke particles, and a binder, and graphitizing the mixture through heat treatment to form an artificial graph...
https://drivepatents.com/patents/1393291 · 22 Apr 2026
The present invention relates to a battery case and a secondary battery.More particularly, the present invention relates to a battery case including a battery case and a gas adsorber accommodated inside the case, wherein a gas adsorption pack is opened as ...
https://drivepatents.com/patents/1393436 · 22 Apr 2026
A separator according to the present invention comprises, on an organic/inorganic composite porous coating layer, a particulate binder resin comprising a mixture of an acryl-based binder and a PVDF-based binder, and thus has excellent adhesion with an elec...
https://drivepatents.com/patents/1394427 · 22 Apr 2026
Disclosed herein relates to a method for manufacturing a positive electrode for a lithium secondary battery including: (S1) forming a positive electrode active material layer by applying a positive electrode slurry composition comprising lithium iron phosp...
https://drivepatents.com/patents/1394857 · 22 Apr 2026
The present invention provides a secondary battery including an electrode assembly having a first electrode tab and a second electrode tab, a battery can electrically connected to the second electrode tab and having an opening portion configured to accommo...