ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,114, issued on March 18, was assigned to Nissan Motor Co. Ltd. (Yokohama, Japan).

"Parking assistance method and parking assistance device" was invented by Muku Takeda (Kanagawa, Japan), Yasuhiro Suzuki (Kanagawa, Japan) and Takeshi Watanabe (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A parking assistance method includes: storing positions of target objects detected around the target parking position as learned target object positions; when the own vehicle travels in a vicinity of the target parking position after the learned target object positions are stored, counting the number of times that the learned target object position...