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Yasuki Yabubayashi
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Osaka-shi, JP
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last 30 patents
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Patent Grant
Roller bearing cage and manufacturing method therefor as well as ro...
Patent number
9,422,981
Issue date
Aug 23, 2016
Nakanishi Metal Works Co., Ltd.
Michiyuki Kamiji
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
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Patent Application
ROLLER BEARING CAGE AND MANUFACTURING METHOD THEREFOR AS WELL AS RO...
Publication number
20150023625
Publication date
Jan 22, 2015
NAKANISHI METAL WORKS CO., LTD.
Michiyuki Kamiji
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...