US Patent Issued to SUMITOMO ELECTRIC HARDMETAL on Dec. 2 for "Cutting insert and processing method" (Japanese Inventors)

ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,492, issued on Dec. 2, was assigned to SUMITOMO ELECTRIC HARDMETAL CORP. (Hyogo, Japan).

"Cutting insert and processing method" was invented by Hironari Moroguchi (Hyogo, Japan), Aya Yoshimura (Hyogo, Japan), Yusuke Matsuda (Hyogo, Japan) and Satoru Kukino (Hyogo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cutting insert includes a rake face, a flank face, and a cutting edge constituted of a ridgeline between the rake face and the flank face. The cutting edge has a first cutting edge portion for corner processing, a second cutting edge portion for low cut-in pulling processing, a third cutting edge portion for high cut-in pulling processi...