ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,556,468, issued on Feb. 17, was assigned to T-MOBILE INNOVATIONS LLC (Overland Park, Kan.).

"Quality testing of communications for conference call endpoints" was invented by Kelley W. Ireland (Overland Park, Kan.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, methods, and devices are disclosed herein for testing the quality of communications from an endpoint to other endpoints associated with a conference call. In an implementation, the endpoint sends a request to the other endpoints associated with a conference call to test the quality of communications from the endpoint. The endpoint receives replies to the request from the other endpoints, e...