ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,543,529, issued on Feb. 3, was assigned to Daifuku Co. Ltd. (Osaka, Japan).

"Transport device with muting device" was invented by Keita Inadome (Hinocho, Japan), Junichi Sakamoto (Hinocho, Japan) and Tsuyoshi Yoshizaki (Hinocho, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A transport device includes a transport vehicle, a cover member, an invasion detection sensor, and a muting device configured to invalidate the invasion detection sensor. The transport vehicle includes a mounting section and a wagon section configured to support the mounting section and travel. The detection surface is disposed to intersect with the movement trajectory of the t...