ALEXANDRIA, Va., June 9 -- United States Patent no. 12,288,266, issued on April 29, was assigned to MICWARE Co. LTD. (Hyogo, Japan).

"Management server for managing digital content items sold in content market" was invented by Kanako Hirose (Hyogo, Japan) and Sumito Yoshikawa (Hyogo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A content server (250) for managing a digital content item (80) sold in a content market (65) includes a content communication device (52) that communicates with a member terminal (40) including a display (40a) and a content control device (251) that causes the display (40a) to display an analytical graph (201a) through the content communication device (52). The analytical gra...