ALEXANDRIA, Va., March 31 -- United States Patent no. 12,588,794, issued on March 31, was assigned to Murata Machinery Ltd. (Kyoto, Japan).
"Autonomous travel path planning method" was invented by Yuki Denda (Kyoto, Japan) and Hideo Shitamoto (Kyoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An autonomous travel path planning method includes obtaining a travel area to perform filling travel in a global map, calculating a deviation width of a main body of an autonomous traveling device when it changes its direction, based on a size of the autonomous traveling device, a turning radius thereof, a turning movement distance, and a grid size, creating an inner rounding path corresponding to at least a p...