Nobuya Matsubara

Person

Fugisawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Disk drive device and method for production thereof
- Patent number 7,675,700
- Issue date Mar 9, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Sumie Takeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Bad-sector search method, data recording device, and program
- Patent number 7,197,593
- Issue date Mar 27, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Ryoji Fukuhisa
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device, data read correction mechanism, and data read...
- Patent number 7,023,638
- Issue date Apr 4, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Nobuya Matsubara
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo information write method, servo control method, data storage...
- Patent number 7,019,933
- Issue date Mar 28, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Kaoru Iseri
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotation recording apparatus and method of inspection thereof
- Patent number 6,937,408
- Issue date Aug 30, 2005
- Hitachi Global Storage Technologies Netherlands B.V.
- Ryoheita Hattori
- G11 - INFORMATION STORAGE
Information Patent Grant
Positioning control mechanism for a magnetic head in a magnetic sto...
- Patent number 6,879,459
- Issue date Apr 12, 2005
- Hitachi Global Storage Technologies Netherlands B.V.
- Nobuyuki Kitazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for controlling read and write operations in a...
- Patent number 6,424,476
- Issue date Jul 23, 2002
- International Business Machines Corporation
- Nobuya Matsubara
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for controlling data write operations
- Patent number 6,337,777
- Issue date Jan 8, 2002
- International Business Machines Corporation
- Nobuya Matsubara
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for GMR sensor reset pulse application
- Patent number 6,324,029
- Issue date Nov 27, 2001
- International Business Machines Corporation
- Nobuya Matsubara
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Testing method and tester
- Patent number 6,263,462
- Issue date Jul 17, 2001
- International Business Machines Corporation
- Akiro Hatano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for indicating start of servo information on a...
- Patent number 5,812,338
- Issue date Sep 22, 1998
- International Business Machines Corporation
- Kenji Ogasawara
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Disk drive device and method for production thereof
- Publication number 20080239554
- Publication date Oct 2, 2008
- Sumie Takeda
- G11 - INFORMATION STORAGE
Information Patent Application
Bad-sector search method, data recording device, and program
- Publication number 20040153745
- Publication date Aug 5, 2004
- Hitachi Global Storage Technologies Netherlands B.V.
- Ryoji Fukuhisa
- G11 - INFORMATION STORAGE
Information Patent Application
Servo information write method, servo control method, data storage...
- Publication number 20040125491
- Publication date Jul 1, 2004
- Hitachi Global Storage Technologies
- Kaoru Iseri
- G11 - INFORMATION STORAGE
Information Patent Application
Data storage device, data read correction mechanism, and data read...
- Publication number 20040120063
- Publication date Jun 24, 2004
- Hitachi Global Storage Technologies
- Nobuya Matsubara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Positioning control mechanism for a magnetic head in a magnetic sto...
- Publication number 20040120069
- Publication date Jun 24, 2004
- Hitachi Global Storage Technologies
- Nobuyuki Kitazaki
- G11 - INFORMATION STORAGE
Information Patent Application
Rotation recording apparatus and method of inspection thereof
- Publication number 20020126404
- Publication date Sep 12, 2002
- International Business Machines Corporation
- Ryoheita Hattori
- G11 - INFORMATION STORAGE

Nobuya Matsubara

Person

Patents Grantslast 30 patents

Disk drive device and method for production thereof

Bad-sector search method, data recording device, and program

Data storage device, data read correction mechanism, and data read...

Servo information write method, servo control method, data storage...

Rotation recording apparatus and method of inspection thereof

Positioning control mechanism for a magnetic head in a magnetic sto...

Method and apparatus for controlling read and write operations in a...

Method and apparatus for controlling data write operations

Method and system for GMR sensor reset pulse application

Testing method and tester

Method and apparatus for indicating start of servo information on a...

Patents Applicationslast 30 patents

Disk drive device and method for production thereof

Bad-sector search method, data recording device, and program

Servo information write method, servo control method, data storage...

Data storage device, data read correction mechanism, and data read...

Positioning control mechanism for a magnetic head in a magnetic sto...

Rotation recording apparatus and method of inspection thereof