ALEXANDRIA, Va., July 9 -- United States Patent no. 12,353,218, issued on July 8, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).
"Area recognition system, area recognition method, and program including magnetic members for recognizing a travel area of a robot" was invented by Yuta Itozawa (Nagoya, Japan) and Kunihiro Iwamoto (Nagakute, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "One or more magnetic members including a magnetic member, and two magnetic members are disposed between the different travel areas. A polarity of the magnetic member on an upper surface side is a first magnetic pole. A polarity of each of the two magnetic members on the upper surface side is a second magnetic pole. The...