ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,274, issued on April 29, was assigned to Becton Dickinson and Co. (Franklin Lakes, N.J.).

"Fluidic resistance units, as well as flow cytometers and methods involving the same" was invented by Kyle Dembski (Scotts Valley, Calif.) and Pierce Norton (Los Gatos, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Fluidic resistance units are provided. Fluidic resistance units of interest include a plurality of valves and a plurality of resistors, where each resistor in the plurality of resistors is fluidically coupled to and co-located with a different valve in the plurality of valves. In one embodiment, fluidic resistance units include an inlet for re...