About 67 results
https://drivepatents.com/patents/1392587 · 27 Aug 2025
An organic/inorganic composite separator includes a porous substrate having a plurality of pores; and a porous coating layer formed on at least one surface of the porous substrate with a plurality of inorganic particles and a binder polymer. The binder pol...
https://drivepatents.com/patents/947350 · 6 Jan 2016
The present invention provides a solid state lithium secondary battery in which the occurrence of a short circuit at the time of charging is suppressed. This object is attained by providing a solid state lithium secondary battery comprising an anode curren...
https://drivepatents.com/patents/956193 · 4 Nov 2015
A battery module is provided with: battery holders, which have accommodation sections; rechargeable batteries arranged side-by-side while being respectively received in the accommodation sections; a metal plate member, which is provided at least between re...
https://drivepatents.com/patents/965588 · 31 Dec 2014
There are provided a method of manufacturing a jelly roll-type electrode assembly and a method of manufacturing a secondary battery using the electrode assembly. The method of manufacturing the electrode assembly includes notching a cathode and an anode, e...
https://drivepatents.com/patents/968116 · 29 Oct 2014
Provided is a thin film battery module. The thin film battery module comprises: a battery module which is configured of unit cells stacked against each other; and a shock absorbing portion which surrounds the space between the unit cells and the battery mo...
https://drivepatents.com/patents/968420 · 22 Oct 2014
Provided are a Si/C composite, in which carbon (C) is dispersed in an atomic state in a silicon (Si) particle, and a method of preparing the Si/C composite. [0002] Since the Si/C composite of the present invention is used as an anode active material, elect...
https://drivepatents.com/patents/968331 · 22 Oct 2014
A rechargeable battery (100) including an electrode assembly (10) that is adapted to perform a charge and discharge operation; a case (15) that houses the electrode assembly (10); a cap plate (20) coupled to and closing an opening of the case (15); an elec...
https://drivepatents.com/patents/970922 · 27 Aug 2014
A power supply device (A) includes: a battery assembly (1) including stacked battery cells (2, 3) and electrodes (2b, 3b) of the battery cells (2, 3), the electrodes (2b, 3b) of the adjacent battery cells (2, 3) being arranged to face each other; a connect...
https://drivepatents.com/patents/971675 · 6 Aug 2014
Disclosed is a secondary battery having a structure in which a jelly-roll having a cathode/separator/anode structure is mounted in a cylindrical battery case, wherein a plate-shaped insulator mounted on the top of the jelly-roll includes a molded article m...
https://drivepatents.com/patents/971587 · 6 Aug 2014
A rechargeable battery (100) includes an electrode assembly (110) including a first electrode plate (111), a second electrode plate (112), and a separator (113) between the first electrode plate (111) and the second electrode plate (112), a can (120) havin...