US Patent Issued to SUMITOMO ELECTRIC HARDMETAL on Jan. 27 for "Diamond-coated tool and method of manufacturing diamond-coated tool" (Japanese Inventors)

ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,736, issued on Jan. 27, was assigned to SUMITOMO ELECTRIC HARDMETAL CORP. (Hyogo, Japan).

"Diamond-coated tool and method of manufacturing diamond-coated tool" was invented by Rintaro Sugimoto (Hyogo, Japan), Takashi Harada (Hyogo, Japan) and Minoru Yoshida (Hyogo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In a diamond-coated tool provided with a blade which includes a base material and a diamond layer formed on the base material, when a length of the blade along an extending direction thereof is denoted by L, and a thickness of the diamond layer of the blade is measured at a total number of 11 points which are arranged from one end of th...