ALEXANDRIA, Va., May 19 -- United States Patent no. 12,634,396, issued on May 19, was assigned to BIZLINK INTERNATIONAL CORP. (New Taipei City, Taiwan).
"Audio switching device" was invented by Chien-Kuan Ho (New Taipei City, Taiwan), Tsung-Hsien Lai (New Taipei City, Taiwan) and Tzung-Ling Lin (New Taipei City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An audio switching device is provided. The audio switching device includes a communication module. The communication module is configured to provide a first audio channel, a second audio channel and a third audio channel. The first audio channel is configured to communicatively connect to a first external device, the second audio channel is config...