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:
Oct. 30, 2001
Filed:
Sep. 08, 1999
Applicant:
Inventor:
Masatoshi Sakurai, Toyokawa, JP;
Assignee:
OSG Corporation, Toyokawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 7/00 ;
U.S. Cl.
CPC ...
B32B 7/00 ;
Abstract
A hard multilayer coated tool including: (a) a substrate; and (b) a multilayer coating covering the substrate, the multilayer coating comprising first and second coating layers which are alternately laminated on the substrate, each of the first coating layers having and average thickness of 0.10-0.50 &mgr;m and containing titanium therein, each of the second coating layers having and average thickness of 0.10-0.50 &mgr;m and containing aluminum therein, the multilayer coating having and average thickness of 0.50-10.0 &mgr;m.