ALEXANDRIA, Va., July 7 -- United States Patent no. 12,673,144, issued on July 7, was assigned to Fresenius Medical Care Holdings Inc. (Waltham, Mass.).

"Visual and voice interface for a dialysis machine" was invented by Lee Daniel Tanenbaum (Walnut Creek, Calif.), Fei Wang (Concord, Calif.), Mario Gumina (Danville, Calif.), Thomas Merics (Antioch, Calif.), Eric Hoffstetter (Pleasanton, Calif.), Matthew J. Doyle (Concord, Calif.), Aleo Nobel Mok (Orinda, Calif.) and Wayne Raiford (Vallejo, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dialysis machine includes a user interface for providing visual information and/or spoken information to a user. For example, in some implementations, the user interf...