ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,473, issued on Jan. 13, was assigned to DIALITY INC. (Irvine, Calif.).

"Hemodialysis system reservoir level sensor" was invented by Miroslav Mitrovic (Irvine, Calif.), Andres Dandler (Irvine, Calif.), Clayton Poppe (Irvine, Calif.) and Dylan Boyle (Irvine, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A portable hemodialysis system is provided including a dialyzer, a closed loop blood flow path which transports blood from a patient to the dialyzer and back to the patient, and a closed loop dialysate flow path which transports dialysate through the dialyzer. In addition, the hemodialysis system includes two reservoirs which can be alternately...