ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,861, issued on Feb. 24, was assigned to Sintokogio Ltd. (Nagoya, Japan).
"Dust compaction system" was invented by Koh Saito (Nagoya, Japan) and Shintaro Nishikawa (Nagoya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dust compaction system includes a compaction device including a hopper with an input port into which a dust is input and a discharge port from which the dust is discharged, and a compaction unit configured to form pellets by compressing the dust supplied from the discharge port of the hopper, and the dust compaction system further includes a suction device configured to suck in the hopper of the compaction device."
The patent...