Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yasuo Fukui0
Hiroyuki Hanyu0
Date of Patent
April 5, 2022
0Patent Application Number
164687950
Date Filed
January 16, 2017
0Patent Primary Examiner
To provide a tool that ensures improved durability even when a diamond coating containing boron is formed. A diamond coating (
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