The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 17, 2026
Filed:
Oct. 29, 2020
Applicants:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Sumitomo Electric Sintered Alloy, Ltd., Takahashi, JP;
Inventors:
Tomoyuki Ishimine, Osaka, JP;
Mitsuhiro Goto, Osaka, JP;
Shigeki Egashira, Osaka, JP;
Kazunari Shimauchi, Osaka, JP;
Assignees:
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
SUMITOMO ELECTRIC SINTERED ALLOY, LTD., Takahashi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 5/00 (2006.01); B22F 7/00 (2006.01); B23B 27/16 (2006.01);
U.S. Cl.
CPC ...
B23B 27/16 (2013.01); B22F 7/004 (2013.01); B22F 2005/001 (2013.01); B23C 2228/49 (2013.01);
Abstract
A tool main body to which an insert is attachable, in which the tool main body is made of sintered metal material, and the sintered metal material includes a parent phase made of a metal and a plurality of pores present in the parent phase.