Yoshikazu Ichiyama

Person

Kyoto-city, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Rotating electric machine system
- Patent number 8,373,325
- Issue date Feb 12, 2013
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Magnetic flux controllable rotating electric machine system
- Patent number 8,242,653
- Issue date Aug 14, 2012
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Magnetic flux controllable rotating electric machine system
- Patent number 8,207,645
- Issue date Jun 26, 2012
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Field controllable rotating electric machine system with magnetic e...
- Patent number 7,999,432
- Issue date Aug 16, 2011
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Field controllable rotating electric machine system with flux shunt...
- Patent number 7,567,006
- Issue date Jul 28, 2009
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor having single cone fluid dynamic bearing balanced with magnet...
- Patent number 6,686,674
- Issue date Feb 3, 2004
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Motor having single cone air dynamic bearing balanced with shaft en...
- Patent number 6,664,686
- Issue date Dec 16, 2003
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor having single cone fluid dynamic bearing balanced with shaft...
- Patent number 6,664,687
- Issue date Dec 16, 2003
- Kura Laboratories Corporation
- Yoshikazu Ichiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Magnetic fluid bearing motor employing porous sleeve
- Patent number 6,657,343
- Issue date Dec 2, 2003
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rotation-stabilizing ambient gaseous fluid guide for rotary and sto...
- Patent number 6,549,366
- Issue date Apr 15, 2003
- Nidec Corporation
- Yoshikazu Ichiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Thrust hydrodynamic bearing, spindle motor provided therewith, and...
- Patent number 6,493,181
- Issue date Dec 10, 2002
- Nidec Corporation
- Yoshikazu Ichiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk-drive motor rotating on a magnetically counterbalanced single...
- Patent number 6,456,458
- Issue date Sep 24, 2002
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor including hydrodynamic bearings with pair of thrust plates
- Patent number 6,404,087
- Issue date Jun 11, 2002
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydrodynamic-pressure bearing device and motor provided with the hy...
- Patent number 6,361,214
- Issue date Mar 26, 2002
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor for driving storage disks, and storage disk drive device prov...
- Patent number 6,339,270
- Issue date Jan 15, 2002
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor having a hydrodynamic pressure bearing
- Patent number 6,307,293
- Issue date Oct 23, 2001
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor having a plurality of dynamic pressure bearings
- Patent number 6,250,808
- Issue date Jun 26, 2001
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor and method for manufacturing the same
- Patent number 6,246,136
- Issue date Jun 12, 2001
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor for driving storage disks
- Patent number 6,211,592
- Issue date Apr 3, 2001
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydrodynamic pressure bearing
- Patent number 6,126,320
- Issue date Oct 3, 2000
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydrodynamic bearing for use in an electric motor and an electric m...
- Patent number 6,066,903
- Issue date May 23, 2000
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydrodynamic pressure bearing
- Patent number 6,059,459
- Issue date May 9, 2000
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fluid dynamic pressure bearing and motor and magnetic disk apparatu...
- Patent number 6,036,369
- Issue date Mar 14, 2000
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor
- Patent number 6,034,454
- Issue date Mar 7, 2000
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydrodynamic bearing
- Patent number 5,879,084
- Issue date Mar 9, 1999
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fluid dynamic pressure bearing and motor and magnetic disk apparatu...
- Patent number 5,791,784
- Issue date Aug 11, 1998
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydrodynamic fluid pressure bearings
- Patent number 5,707,154
- Issue date Jan 13, 1998
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor with a hydro-dynamic bearing
- Patent number 5,658,080
- Issue date Aug 19, 1997
- Nidec Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
ROTATING ELECTRIC MACHINE SYSTEM
- Publication number 20110084567
- Publication date Apr 14, 2011
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MAGNETIC FLUX CONTROLLABLE ROTATING ELECTRIC MACHINE SYSTEM
- Publication number 20100213885
- Publication date Aug 26, 2010
- Kura Laboratory Corporation
- Yoshikazu ICHIYAMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
MAGNETIC FLUX CONTROLLABLE ROTATING ELECTRIC MACHINE SYSTEM
- Publication number 20100176679
- Publication date Jul 15, 2010
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FIELD CONTROLLABLE ROTATING ELECTRIC MACHINE SYSTEM WITH MAGNETIC E...
- Publication number 20090045765
- Publication date Feb 19, 2009
- Kura Laboratory Corporation
- Yoshikazu ICHIYAMA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FIELD CONTROLLABLE ROTATING ELECTRIC MACHINE SYSTEM WITH MAGNETIC E...
- Publication number 20090045691
- Publication date Feb 19, 2009
- Kura Laboratory Corporation
- Yoshikazu ICHIYAMA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FIELD CONTROLLABLE ROTATING ELECTRIC MACHINE SYSTEM WITH FLUX SHUNT...
- Publication number 20090026864
- Publication date Jan 29, 2009
- Kura Laboratory Corporation
- Yoshikazu Ichiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Fluid dynamic bearing motor attached at both shaft ends
- Publication number 20060039634
- Publication date Feb 23, 2006
- Kura Laboratories Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Fluid dynamic bearing motor attached at both shaft ends
- Publication number 20060039636
- Publication date Feb 23, 2006
- Kura Laboratories Corporation
- Yoshikazu Ichiyama
- G11 - INFORMATION STORAGE
Information Patent Application
Fixed shaft type fluid dynamic bearing motor
- Publication number 20060002638
- Publication date Jan 5, 2006
- Kura Laboratries Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Fixed shaft type fluid dynamic bearing motor
- Publication number 20060002641
- Publication date Jan 5, 2006
- Kura Laboratories Corporation
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Method and apparatus for producing hydrodynamic bearing parts by el...
- Publication number 20030024122
- Publication date Feb 6, 2003
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Motor having single cone fluid dynamic bearing balanced with shaft...
- Publication number 20030020346
- Publication date Jan 30, 2003
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Motor having single cone air dynamic bearing balanced with shaft en...
- Publication number 20030015930
- Publication date Jan 23, 2003
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Magnetic fluid bearing motor employing porous sleeve
- Publication number 20020079766
- Publication date Jun 27, 2002
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Motor having single cone fluid dynamic bearing balanced with magnet...
- Publication number 20020067089
- Publication date Jun 6, 2002
- Yoshikazu Ichiyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Yoshikazu Ichiyama

Person

Patents Grantslast 30 patents

Rotating electric machine system

Magnetic flux controllable rotating electric machine system

Magnetic flux controllable rotating electric machine system

Field controllable rotating electric machine system with magnetic e...

Field controllable rotating electric machine system with flux shunt...

Motor having single cone fluid dynamic bearing balanced with magnet...

Motor having single cone air dynamic bearing balanced with shaft en...

Motor having single cone fluid dynamic bearing balanced with shaft...

Magnetic fluid bearing motor employing porous sleeve

Rotation-stabilizing ambient gaseous fluid guide for rotary and sto...

Thrust hydrodynamic bearing, spindle motor provided therewith, and...

Disk-drive motor rotating on a magnetically counterbalanced single...

Motor including hydrodynamic bearings with pair of thrust plates

Hydrodynamic-pressure bearing device and motor provided with the hy...

Motor for driving storage disks, and storage disk drive device prov...

Motor having a hydrodynamic pressure bearing

Motor having a plurality of dynamic pressure bearings

Motor and method for manufacturing the same

Motor for driving storage disks

Hydrodynamic pressure bearing

Hydrodynamic bearing for use in an electric motor and an electric m...

Hydrodynamic pressure bearing

Fluid dynamic pressure bearing and motor and magnetic disk apparatu...

Motor

Hydrodynamic bearing

Fluid dynamic pressure bearing and motor and magnetic disk apparatu...

Hydrodynamic fluid pressure bearings

Motor with a hydro-dynamic bearing

Patents Applicationslast 30 patents

ROTATING ELECTRIC MACHINE SYSTEM

MAGNETIC FLUX CONTROLLABLE ROTATING ELECTRIC MACHINE SYSTEM

MAGNETIC FLUX CONTROLLABLE ROTATING ELECTRIC MACHINE SYSTEM

FIELD CONTROLLABLE ROTATING ELECTRIC MACHINE SYSTEM WITH MAGNETIC E...

FIELD CONTROLLABLE ROTATING ELECTRIC MACHINE SYSTEM WITH MAGNETIC E...

FIELD CONTROLLABLE ROTATING ELECTRIC MACHINE SYSTEM WITH FLUX SHUNT...

Fluid dynamic bearing motor attached at both shaft ends

Fluid dynamic bearing motor attached at both shaft ends

Fixed shaft type fluid dynamic bearing motor

Fixed shaft type fluid dynamic bearing motor

Method and apparatus for producing hydrodynamic bearing parts by el...

Motor having single cone fluid dynamic bearing balanced with shaft...

Motor having single cone air dynamic bearing balanced with shaft en...

Magnetic fluid bearing motor employing porous sleeve

Motor having single cone fluid dynamic bearing balanced with magnet...