ALEXANDRIA, Va., June 18 -- United States Patent no. 12,324,774, issued on June 10, was assigned to HYUNDAI MOTOR COMPANY (Seoul, South Korea) and KIA Corp. (Seoul, South Korea).
"Wheelchair" was invented by Jea Kyoo An (Seoul, South Korea) and Hun Keon Ko (Anyang-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rear side entry type wheelchair includes a driving device comprising a pair of driving frames provided on left and right sides thereof and driving wheels provided in the driving frames, respectively, a seat device including a pair of horizontal frames coupled to the driving device and saddles configured to be rotated about a vertical shaft on surfaces of the horizontal frames, a back ...