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Hisayuki Aoshima
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Fujieda City, JP
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Patents Grants
last 30 patents
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Patent Grant
Fluid bearing component including thrust bearing groove recesses an...
Patent number
8,773,815
Issue date
Jul 8, 2014
Samsung Electro-Mechanics Japan Advanced Technology Co., Ltd.
Hisayuki Aoshima
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method manufacturing of fluid dynamic bearing using cutting tool th...
Patent number
8,381,404
Issue date
Feb 26, 2013
Alphana Technology Co., Ltd.
Hisayuki Aoshima
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MANUFACTURING DISK DRIVE UNIT
Publication number
20140317911
Publication date
Oct 30, 2014
Samsung Electro-Mechanics Japan Advanced Technology Co., Ltd.
Hisayuki AOSHIMA
G11 - INFORMATION STORAGE
Information
Patent Application
ROTATING DEVICE, MANUFACTURING METHOD THEREOF AND BEARING COMPONENT
Publication number
20140259642
Publication date
Sep 18, 2014
SAMSUNG ELECTRO-MECHANICS JAPAN ADVANCED TECHNOLOGY CO., LTD.
Hisayuki Aoshima
G11 - INFORMATION STORAGE
Information
Patent Application
ROTATING DEVICE, MANUFACTURING METHOD THEREOF AND BEARING COMPONENT
Publication number
20130235489
Publication date
Sep 12, 2013
ALPHANA TECHNOLOGY CO., LTD.
Hisayuki AOSHIMA
G11 - INFORMATION STORAGE
Information
Patent Application
METHOD MANUFACTURING OF FLUID DYNAMIC BEARING USING CUTTING TOOL TH...
Publication number
20130148918
Publication date
Jun 13, 2013
ALPHANA Technology Co., Ltd.
Hisayuki AOSHIMA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD MANUFACTURING OF FLUID DYNAMIC BEARING USING CUTTING TOOL TH...
Publication number
20110080673
Publication date
Apr 7, 2011
ALPHANA Technology Co., Ltd.
Hisayuki AOSHIMA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...