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Katsuyuki Suzuki
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Anpachi-gun, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Drill with groove width variation along the drill and double margin...
Patent number
7,306,411
Issue date
Dec 11, 2007
Mitsubishi Materials Corporation
Masayuki Mabuchi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Drill
Patent number
6,916,139
Issue date
Jul 12, 2005
Mitsubishi Materials Corporation
Kazuya Yanagida
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Drill and production method thereof
Publication number
20040101379
Publication date
May 27, 2004
MITSUBISHI MATERIALS CORPORATION
Masayuki Mabuchi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Drill
Publication number
20030039522
Publication date
Feb 27, 2003
Kazuya Yanagida
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Hole forming tool
Publication number
20020044843
Publication date
Apr 18, 2002
MITSUBISHI MATERIALS CORPORATION
Katsuyuki Suzuki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...