Akinobu SUMIJI

Person

Kyoto, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Blower
- Patent number 10,920,787
- Issue date Feb 16, 2021
- Nidec Corporation
- Kunio Sakurada
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Bearing apparatus, motor, and fan motor
- Patent number 10,590,989
- Issue date Mar 17, 2020
- Nidec Corporation
- Kunio Sakurada
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Spindle motor and disk drive apparatus
- Patent number 9,013,829
- Issue date Apr 21, 2015
- Nidec Corporation
- Akinobu Sumiji
- G11 - INFORMATION STORAGE
Information Patent Grant
Bearing mechanism, motor, and disk drive apparatus
- Patent number 8,630,063
- Issue date Jan 14, 2014
- Nidec Corporation
- Akinobu Sumiji
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Bearing mechanism, motor, and disk drive apparatus
- Patent number 8,599,513
- Issue date Dec 3, 2013
- Nidec Corporation
- Akihiro Kimura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Bearing mechanism, motor and disk drive apparatus
- Patent number 8,587,895
- Issue date Nov 19, 2013
- Nidec Corporation
- Akinobu Sumiji
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method of manufacturing fluid dynamic bearing mechanism, motor, and...
- Patent number 8,567,067
- Issue date Oct 29, 2013
- Nidec Corporation
- Katsuki Yamaguchi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
BLOWER
- Publication number 20190195232
- Publication date Jun 27, 2019
- NIDEC CORPORATION
- Kunio SAKURADA
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
BEARING APPARATUS, MOTOR, AND FAN MOTOR
- Publication number 20190093705
- Publication date Mar 28, 2019
- NIDEC CORPORATION
- Kunio SAKURADA
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
SPINDLE MOTOR AND DISK DRIVE APPARATUS
- Publication number 20150055246
- Publication date Feb 26, 2015
- NIDEC CORPORATION
- Akinobu SUMIJI
- G11 - INFORMATION STORAGE
Information Patent Application
BEARING MECHANISM, MOTOR, AND DISK DRIVE APPARATUS
- Publication number 20130321946
- Publication date Dec 5, 2013
- NIDEC CORPORATION
- Akihiro KIMURA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BEARING MECHANISM, MOTOR, AND DISK DRIVE APPARATUS
- Publication number 20130321951
- Publication date Dec 5, 2013
- NIDEC CORPORATION
- Akinobu SUMIJI
- G11 - INFORMATION STORAGE
Information Patent Application
BEARING MECHANISM, MOTOR AND DISK DRIVE APPARATUS
- Publication number 20130321952
- Publication date Dec 5, 2013
- NIDEC CORPORATION
- Akinobu SUMIJI
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MANUFACTURING FLUID DYNAMIC BEARING MECHANISM, MOTOR, AND...
- Publication number 20120327534
- Publication date Dec 27, 2012
- NIDEC CORPORATION
- Katsuki YAMAGUCHI
- G11 - INFORMATION STORAGE

Akinobu SUMIJI

Person

Patents Grantslast 30 patents

Blower

Bearing apparatus, motor, and fan motor

Spindle motor and disk drive apparatus

Bearing mechanism, motor, and disk drive apparatus

Bearing mechanism, motor, and disk drive apparatus

Bearing mechanism, motor and disk drive apparatus

Method of manufacturing fluid dynamic bearing mechanism, motor, and...

Patents Applicationslast 30 patents

BLOWER

BEARING APPARATUS, MOTOR, AND FAN MOTOR

SPINDLE MOTOR AND DISK DRIVE APPARATUS

BEARING MECHANISM, MOTOR, AND DISK DRIVE APPARATUS

BEARING MECHANISM, MOTOR, AND DISK DRIVE APPARATUS

BEARING MECHANISM, MOTOR AND DISK DRIVE APPARATUS

METHOD OF MANUFACTURING FLUID DYNAMIC BEARING MECHANISM, MOTOR, AND...