Masahito YAMAMOTO

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Fujisawa-shi, Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Raceway groove machining method, bearing, ball screw device, machin...
- Patent number 10,464,151
- Issue date Nov 5, 2019
- NSK Ltd.
- Masahito Yamamoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for manufacturing bearing ring member
- Patent number 10,137,541
- Issue date Nov 27, 2018
- NSK Ltd.
- Masahito Yamamoto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
BALL SCREW DEVICE, MACHINE COMPONENT MANUFACTURING METHOD, MACHINE...
- Publication number 20230175577
- Publication date Jun 8, 2023
- NSK Ltd.
- Masahito YAMAMOTO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
RACEWAY GROOVE MACHINING METHOD, BEARING, BALL SCREW DEVICE, MACHIN...
- Publication number 20190015916
- Publication date Jan 17, 2019
- NSK Ltd.
- Masahito YAMAMOTO
- B24 - GRINDING POLISHING
Information Patent Application
METHOD FOR MANUFACTURING BEARING RING MEMBER
- Publication number 20160114438
- Publication date Apr 28, 2016
- NSK Ltd.
- Masahito YAMAMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR