System for blood separation with a separation chamber having an internal gravity valve Grant US-9248446-B2 United States of America 02 Feb 2016
Centrifugal separation apparatus and method for separating fluid components Grant US-7549956-B2 United States of America 23 Jun 2009
Blood component processing system, apparatus, and method Grant US-7497944-B2 United States of America 03 Mar 2009