ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,424,638, issued on Sept. 23, was assigned to JIANGSU HORIZON NEW ENERGY TECHNOLOGIES Co. LTD. (Zhangjiagang, China).

"Cathode structure of fuel cell" was invented by Zhijun Gu (Shanghai) and Koschany Arthur (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cathode structure of a fuel cell is disclosed. The cathode structure comprises a cathode diffusion layer, wherein an air permeability adjusting structure is arranged around the cathode diffusion layer, and the cathode air permeability of the air permeability adjusting structure gradually varies in the flow direction of fluid. According to the cathode structure of a fuel cell, by means of arr...