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Kazuyuki Nakamura
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Chiryuu-city, JP
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Patents Grants
last 30 patents
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Patent Grant
Helical broach and internal gear machining method using the same
Patent number
10,543,541
Issue date
Jan 28, 2020
NACHI FUJIKOSHI CORP.
Hideki Sato
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Helical tooth broach
Patent number
6,527,484
Issue date
Mar 4, 2003
Nachi-Fujikoshi Corp.
Kazuyuki Nakamura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
HELICAL BROACH AND INTERNAL GEAR MACHINING METHOD USING THE SAME
Publication number
20180243847
Publication date
Aug 30, 2018
NACHI-FUJIKOSHI CORP.
Hideki SATO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Helical tooth broach
Publication number
20020015622
Publication date
Feb 7, 2002
Kazuyuki Nakamura
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC