ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,281, issued on March 18, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"Learned model generation method and apparatus" was invented by Shinya Hatakenaka (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "First group data indicating a position of a first end surface of a first sheet material and second group data indicating a position of a second end surface of a second sheet material are acquired from an inspection machine, and information indicating whether or not a winding body has a defect, and which constituent of a sheet material supplier is a cause of the defect in a case where the winding body ...