ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,537,259, issued on Jan. 27, was assigned to APRO Co. LTD (Gunpo-si, South Korea).
"Cylindrical secondary battery degassing device" was invented by Jong Hyun Lim (Gunpo-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cylindrical secondary battery degassing device, in particular, a cylindrical secondary battery degassing device in which gas generated during charging and discharging processes of a cylindrical secondary battery is suctioned and discharged through a vacuum suction module moving along with a charging-and-discharging probe pin being in contact with electrodes of the cylindrical secondary battery to charge and discharge the cyl...