About 193 results
https://drivepatents.com/patents/964891 · 26 May 2026
An apparatus for manufacturing a unit cell including a first and second roller is provided. The first roller is positioned on a first side of the first and second separators. The second roller is positioned on a second side of the first and second separato...
https://drivepatents.com/patents/964876 · 26 May 2026
A negative electrode current collector for a lithium metal battery. The negative electrode current collector includes a metal current collector substrate and a coating layer. The coating layer is formed on at least one surface of the metal current collecto...
https://drivepatents.com/patents/964809 · 26 May 2026
An inspection method for a low-voltage defect of a lithium secondary battery includes performing a microcurrent charging/discharging process having N charging/discharging sections, N being an integer of 2 or more, and for each charging/discharging section,...
https://drivepatents.com/patents/1382659 · 14 May 2026
A battery diagnosis method according to the present disclosure includes a first generation step of generating a second profile by dividing a first profile representing a correlation between a State of Charge (SOC) and a voltage of a battery into a first po...
https://drivepatents.com/patents/1382784 · 14 May 2026
Disclosed is a battery module including: a battery cell stack in which a plurality of battery cells are stacked; a module frame storing the battery cell stack; and a bus bar structure including a plurality of bus bars each electrically connected to the bat...
https://drivepatents.com/patents/1382758 · 14 May 2026
A battery device includes a battery module and a printing layer. The battery module includes a frame and a plurality of battery cells disposed within the frame. The frame has a plurality of heat dissipation slots spaced apart from each other to transfer he...
https://drivepatents.com/patents/1382811 · 14 May 2026
The method for manufacturing a secondary battery according to various embodiments may comprise the steps of: preparing at least one pouch sheet having a masking tape attached thereto; placing an electrode assembly inside a battery case formed by overlappin...
https://drivepatents.com/patents/1382757 · 14 May 2026
A battery module includes a cell stack having a plurality of secondary batteries arranged along one direction; a module housing configured to accommodate the cell stack therein; a thermal conductive adhesive provided in a space between a lower end of the c...
https://drivepatents.com/patents/1382770 · 14 May 2026
A battery module has a fire transition prevention structure and a battery pack includes the battery module. The battery module has a fire transition prevention structure, the battery module including a module case, two or more unit modules received in an i...
https://drivepatents.com/patents/1382754 · 14 May 2026
A method for removing one electrode layer from a double-sided electrode to provide a single-sided electrode includes interposing the double-sided electrode between an upper plate and a lower plate, of which the upper plate has a structure in which an openi...