Shouji Nakajima

Person

Kodaira-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for head positioning using spiral servo patter...
- Patent number 7,855,850
- Issue date Dec 21, 2010
- Kabushiki Kaisha Toshiba
- Toshitaka Matsunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for writing servo data, using spiral servo pat...
- Patent number 7,852,593
- Issue date Dec 14, 2010
- Kabushiki Kaisha Toshiba
- Seiji Mizukoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for positioning head using spiral servo patter...
- Patent number 7,804,659
- Issue date Sep 28, 2010
- Kabushiki Kaisha Toshiba
- Toshitaka Matsunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for writing spiral servo pattern in a disk drive
- Patent number 7,710,682
- Issue date May 4, 2010
- Kabushiki Kaisha Toshiba
- Seiji Mizukoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for writing servo pattern using spiral pattern...
- Patent number 7,675,705
- Issue date Mar 9, 2010
- Kabushiki Kaisha Toshiba
- Seiji Mizukoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive device and head positioning control method
- Patent number 7,639,445
- Issue date Dec 29, 2009
- Kabushiki Kaisha Toshiba
- Toshitaka Matsunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive device and servo write method
- Patent number 7,639,446
- Issue date Dec 29, 2009
- Kabushiki Kaisha Toshiba
- Seiji Mizukoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for writing spiral servo pattern in a disk drive
- Patent number 7,630,161
- Issue date Dec 8, 2009
- Kabushiki Kaisha Toshiba
- Shouji Nakajima
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for writing servo data in a disk drive using s...
- Patent number 7,477,472
- Issue date Jan 13, 2009
- Kabushiki Kaisha Toshiba
- Hideo Sado
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for servo control using spiral servo informati...
- Patent number 7,423,835
- Issue date Sep 9, 2008
- Kabushiki Kaisha Toshiba
- Hideo Sado
- G11 - INFORMATION STORAGE
Information Patent Grant
Alignment disk for magnetic head azimuth correction
- Patent number 5,043,837
- Issue date Aug 27, 1991
- Kabushiki Kaisha Toshiba
- Hiroshi Okamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Read circuit for floppy disk drive
- Patent number 4,722,010
- Issue date Jan 26, 1988
- Kabushiki Kaisha Toshiba
- Hiroshi Suzuki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
DISK DRIVE DEVICE AND SERVO WRITE METHOD
- Publication number 20090168218
- Publication date Jul 2, 2009
- Kabushiki Kaisha Toshiba
- Seiji MIZUKOSHI
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE DEVICE AND HEAD POSITIONING CONTROL METHOD
- Publication number 20090168225
- Publication date Jul 2, 2009
- Kabushiki Kaisha Toshiba
- Toshitaka Matsunaga
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR HEAD POSITIONING USING SPIRAL SERVO PATTER...
- Publication number 20090002871
- Publication date Jan 1, 2009
- Kabushiki Kaisha Toshiba
- Toshitaka Matsunaga
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR POSITIONING HEAD ON DATA TRACK WITH A VARI...
- Publication number 20090002872
- Publication date Jan 1, 2009
- Kabushiki Kaisha Toshiba
- Katsuki Ueda
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR WRITING SERVO DATA, USING SPIRAL SERVO PAT...
- Publication number 20090002876
- Publication date Jan 1, 2009
- Kabushiki Kaisha Toshiba
- Seiji Mizukoshi
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR POSITIONING HEAD USING SPIRAL SERVO PATTER...
- Publication number 20080151414
- Publication date Jun 26, 2008
- Kabushiki Kaisha Toshiba
- Toshitaka Matsunaga
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR WRITING SPIRAL SERVO PATTERN IN A DISK DRIVE
- Publication number 20080151409
- Publication date Jun 26, 2008
- Kabushiki Kaisha Toshiba
- Seiji Mizukoshi
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR WRITING SPIRAL SERVO PATTERN IN A DISK DRIVE
- Publication number 20080151412
- Publication date Jun 26, 2008
- Kabushiki Kaisha Toshiba
- Shouji Nakajima
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR WRITING SERVO PATTERN USING SPIRAL PATTERN...
- Publication number 20080151413
- Publication date Jun 26, 2008
- Kabushiki Kaisha Toshiba
- Seiji Mizukoshi
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for writing servo data in a disk drive using s...
- Publication number 20080130160
- Publication date Jun 5, 2008
- Kabushiki Kaisha Toshiba
- Hideo Sado
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for writing servo data and positioning head in...
- Publication number 20080068740
- Publication date Mar 20, 2008
- Kabushiki Kaisha Toshiba
- Shinichirou Kouhara
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for writing a spiral servo pattern on a disk i...
- Publication number 20080002279
- Publication date Jan 3, 2008
- Kabushiki Kaisha Toshiba
- Shinichirou Kouhara
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for servo control using spiral servo informati...
- Publication number 20070097539
- Publication date May 3, 2007
- Kabushiki Kaisha Toshiba
- Hideo Sado
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for writing servo information
- Publication number 20070047132
- Publication date Mar 1, 2007
- Kabushiki Kaisha Toshiba
- Hideo Sado
- G11 - INFORMATION STORAGE

Shouji Nakajima

Person

Patents Grantslast 30 patents

Method and apparatus for head positioning using spiral servo patter...

Method and apparatus for writing servo data, using spiral servo pat...

Method and apparatus for positioning head using spiral servo patter...

Method and apparatus for writing spiral servo pattern in a disk drive

Method and apparatus for writing servo pattern using spiral pattern...

Disk drive device and head positioning control method

Disk drive device and servo write method

Method and apparatus for writing spiral servo pattern in a disk drive

Method and apparatus for writing servo data in a disk drive using s...

Method and apparatus for servo control using spiral servo informati...

Alignment disk for magnetic head azimuth correction

Read circuit for floppy disk drive

Patents Applicationslast 30 patents

DISK DRIVE DEVICE AND SERVO WRITE METHOD

DISK DRIVE DEVICE AND HEAD POSITIONING CONTROL METHOD

METHOD AND APPARATUS FOR HEAD POSITIONING USING SPIRAL SERVO PATTER...

METHOD AND APPARATUS FOR POSITIONING HEAD ON DATA TRACK WITH A VARI...

METHOD AND APPARATUS FOR WRITING SERVO DATA, USING SPIRAL SERVO PAT...

METHOD AND APPARATUS FOR POSITIONING HEAD USING SPIRAL SERVO PATTER...

METHOD AND APPARATUS FOR WRITING SPIRAL SERVO PATTERN IN A DISK DRIVE

METHOD AND APPARATUS FOR WRITING SPIRAL SERVO PATTERN IN A DISK DRIVE

METHOD AND APPARATUS FOR WRITING SERVO PATTERN USING SPIRAL PATTERN...

Method and apparatus for writing servo data in a disk drive using s...

Method and apparatus for writing servo data and positioning head in...

Method and apparatus for writing a spiral servo pattern on a disk i...

Method and apparatus for servo control using spiral servo informati...

Method and apparatus for writing servo information