ALEXANDRIA, Va., June 2 -- United States Patent no. 12,644,732, issued on June 2, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Sensor ball and home appliance system having same" was invented by Byoungjoo Lee (Seoul, South Korea), Sinchul Jung (Seoul, South Korea), Yingli Han (Seoul, South Korea) and Jingyeong Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a sensor ball and a home appliance system having the same. According to one embodiment of the present disclosure, there is provided a sensor ball including a case having at least some curved surfaces, a first board disposed within the case and on which a processor is disposed, and a sec...