ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,798, issued on Jan. 27, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"End effector, end-effector set, and control system" was invented by Takeshi Kikuchi (Osaka, Japan), Hideyuki Kouno (Osaka, Japan), Yuzuka Isobe (Osaka, Japan) and Yoshinari Matsuyama (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An end effector includes a hole plate includes a plurality of holes, a plurality of pins that respectively penetrate the plurality of holes and are hung on the hole plate to be movable upward, and a force applying part that applies an inward force to an outer pin of the plurality of pins."

The patent w...