ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,097, issued on June 24, was assigned to DSM IP Assets B.V. (Heerlen, Netherlands).
"Centrifuge" was invented by John E. Nash (Chester Springs, Pa.), William T. Fisher (Schwenksville, Pa.) and Douglas G. Evans (Downingtown, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Centrifuges are useful to, among other things, remove red blood cells from whole blood and retain platelets and other factors in a reduced volume of plasma. Platelet rich plasma (PRP) and or platelet poor plasma (PPP) can be obtained rapidly and is ready for immediate injection into the host. Embodiments may include valves, operated manually or automatically, to open ports that di...