ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,563,147, issued on Feb. 24, was assigned to Hewlett-Packard Development Co. LP (Spring, Texas).

"Shared speakerphone system for multiple devices in a conference room" was invented by Peter L. Chu (Lexington, Mass.), Yibo Liu (Boxborough, Mass.), Kwan Kin Truong (John's Creek, Ga.), Hua Chen (Atlanta) and Xiangdong Wang (Carlisle, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A speakerphone system is shared with multiple participant devices of participants in a physical meeting that are using a web conferencing service. An active speaker is identified from the participants. The participant device of the active speaker is switched, such that the sp...