ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,740,667, issued on Sept. 22, was assigned to ZHEJIANG SHINTOWN INDUSTRY Co. LTD (Jinhua, China).
"Cooking utensil" was invented by Mingwei Zhang (Jinhua, China), Yiqi Yao (Jinhua, China), Wanjian Pu (Jinhua, China) and Jianzhong Tang (Jinhua, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present application provides a cooking utensil, including a body, a plurality of protrusions are integrally formed on at least a partial area of an inner surface of the body, the protrusions are higher than the inner surface, and gaps between the protrusions are communicated with each other, a physical vapor deposition layer is provided on a surface of each ...