ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,125, issued on July 21.

"Robot system with stored position information of sensor" was invented by Akihiro Yamamoto (Fukuoka, Japan), Shingo Ando (Fukuoka, Japan), Masaru Adachi (Fukuoka, Japan), Keita Shimamoto (Fukuoka, Japan) and Jiro Muraoka (Fukuoka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A robot system includes: a first link that is a part of a robotic arm; a first motor that moves according to a rotation of the first link; a first sensor having a fixed location with respect to the first motor; and a memory configured to store first position information indicating a relative position of the first sensor with respect to a first ref...