ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,720, issued on Feb. 24, was assigned to Sintokogio Ltd. (Nagoya, Japan).

"Foundry sand reserving method and foundry sand reserving system" was invented by Takashi Hanai (Nagoya, Japan) and Yuichi Ogura (Nagoya, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A foundry sand reserving method includes reserving, acquiring, setting, and controlling. The reserving includes reserving foundry sand capable of being supplied to a foundry sand related device in at least one reserving unit. The acquiring includes acquiring a reserve amount of the foundry sand in at least one reserving unit, a charge amount of the foundry sand to the reserving unit, and a ...