ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,774,168, issued on Oct. 27, was assigned to SK ON Co. LTD. (Seoul, South Korea).
"Apparatus for discharging powder of secondary battery" was invented by In Mok Kim (Daejeon, South Korea) and Moo Jin Park (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for discharging powder of a secondary battery includes a hopper having an accommodating space in which powder is accommodated and a discharge port through which the powder is discharged, a drive shaft at least partially disposed inside the hopper and having a shape extending in a first direction, a drive motor connected to the drive shaft and rotating the drive shaft, and ...