ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,557, issued on April 7, was assigned to Intabio LLC (Fremont, Calif.).

"Isoelectric focusing devices and fixtures" was invented by Luc Bousse (Los Altos, Calif.), Don Wesley Arnold (Livermore, Calif.), Wesley Chang (Fremont, Calif.), Erik Gentalen (Fremont, Calif.), Eric Gwerder (Pleasanton, Calif.) and Scott Mack (Boulder Creek, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, devices, and systems for performing isoelectric focusing reactions are described. The systems or devices disclosed herein may comprise fixtures that have a membrane. In some instances, the disclosed devices may be designed to perform isoelectric focusing or othe...