ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,509, issued on Sept. 30, was assigned to NATIONAL CHENG KUNG UNIVERSITY (Tainan, Taiwan).

"Catalyst for fuel cells and methods of preparing the same" was invented by Jyh-Ming Ting (Tainan, Taiwan) and Zi-Yun Wei (Tainan, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a catalyst for urea oxidation reaction, a method of preparing the same, and a use thereof. The catalyst for urea oxidation reaction includes transition metal oxides forming on a metal substrate, and the transition metals includes Fe, Co, and Ni. The method for preparing the catalyst includes contacting the metal substrate with a homogeneous soluti...