ALEXANDRIA, Va., June 10 -- United States Patent no. 12,291,772, issued on May 6, was assigned to NINGBO INSTITUTE OF MATERIALS TECHNOLOGY AND ENGINEERING, CHINESE ACADEMY OF SCIENCES (Ningbo, China).

"Low-friction long-life ultra-lattice composite coating as well as preparation method and use thereof" was invented by Jibin Pu (Ningbo, China), Yanbin Shi (Ningbo, China) and Haixin Wang (Ningbo, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A low-friction long-life ultra-lattice composite coating as well as a preparation method and use thereof are provided. The ultra-lattice composite coating includes a titanium transition layer, a TiNx bearing layer, a TiNx/MoS2 gradient transition layer, a MoS2/Me gr...