ALEXANDRIA, Va., July 15 -- United States Patent no. 12,663,474, issued on June 23, was assigned to O2Micro Inc. (Santa Clara, Calif.).

"Battery monitoring system including bridge communication device" was invented by Guoxing Li (Sunnyvale, Calif.), Sterling Du (Palo Alto, Calif.), Bin Zhu (Fremont, Calif.) and Wei Yao (Wuhan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "In a bridge communication device that receives information for statuses of a battery from a monitoring device that monitors the statuses, an upstream communication port can transmit the information to an upstream bridge communication device; a downstream communication port can transmit the information to a downstream bridge communica...