ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,417,204, issued on Sept. 16, was assigned to PROLIFIC TECHNOLOGY INC. (Taipei, Taiwan).

"Serial-bus system provided with dynamic address assignment and its method for controlling the same" was invented by Shun-Liang Yang (Taipei, Taiwan), Chiun-Shiu Chen (Taipei, Taiwan) and Chih-Chin Yang (Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A serial communication bus system with dynamic address assignment and its control method are provided in this invention. The system allows the master device to directly assign device addresses to slave devices without the need for additional signals. This assignment is determined by whether the slave devi...