US Patent Issued to SUMITOMO ELECTRIC HARDMETAL on Oct. 27 for "Drill head" (Japanese Inventor)

ALEXANDRIA, Va., Oct. 27 -- United States Patent no. D1,155,626, issued on Oct. 27, was assigned to SUMITOMO ELECTRIC HARDMETAL CORP. (Itami, Japan).

"Drill head" was invented by Kazumasa Kurizuka (Itami, Japan).

The patent was filed on Jan. 16, 2025, under Application No. D/985,108.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=D1155626&OS=D1155626&RS=D1155626

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