ALEXANDRIA, Va., June 19 -- United States Patent no. 12,334,614, issued on June 17, was assigned to COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN (Clermont-Ferrand, France).
"Polyvinylidene fluoride membrane support" was invented by Mevlut Tascan (Breinigsville, Pa.) and Todd Crumbling (Perkasie, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel cell membrane electrode assembly includes a substrate and a porous polymer membrane. The substrate includes a woven layer including a yarn of polyvinylidene fluoride (PVDF) fiber. The yarn is 7 to 25 denier. The substrate also includes a nanofiber layer including PVDF nanofibers deposited on the woven layer. The nanofiber layer is 1 to 10 micrometers (micro ...