ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,993, issued on June 3, was assigned to ROVALMA S.A. (Rubi, Spain).
"Low cost high performant tool steels" was invented by Isaac Valls Angles (Rubi, Spain).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to very high performant tool steels which can be produced at low cost. The high performance is achieved through an exceptional combination of thermo-mechanical properties attained trough novel alloying and microstructural guidelines. Several of the tool steels of the present invention can be obtained in large cross-section without significant deterioration of the most relevant properties."
The patent was filed on Feb. 10, ...