ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,699,394, issued on Aug. 4, was assigned to TRIFO INC. (Santa Clara, Calif.).

"Autonomous platform guidance systems with unknown environment mapping" was invented by Zhe Zhang (Sunnyvale, Calif.), Qingyu Chen (Campbell, Calif.), Yen-Cheng Liu (Santa Clara, Calif.) and Weikai Li (Santa Clara, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The described positional awareness techniques employing sensory data gathering and analysis hardware with reference to specific example implementations implement improvements in the use of sensors, techniques and hardware design that can enable specific embodiments to find new area to cover by a robot performing an...