Toshitaka Matsunaga

Person

Ome-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic disk device and servo pattern write method
- Patent number 11,869,554
- Issue date Jan 9, 2024
- Kabushiki Kaisha Toshiba
- Toshitaka Matsunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Measuring method, manufacturing method for magnetic disk device, an...
- Patent number 9,286,928
- Issue date Mar 15, 2016
- Kabushiki Kaisha Toshiba
- Toshitaka Matsunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive and method for controlling microactuator in mag...
- Patent number 8,542,458
- Issue date Sep 24, 2013
- Kabushiki Kaisha Toshiba
- Toshitaka Matsunaga
- G11 - INFORMATION STORAGE
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

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC DISK DEVICE AND SERVO PATTERN WRITE METHOD
- Publication number 20230290374
- Publication date Sep 14, 2023
- Kabushiki Kaisha Toshiba
- Toshitaka MATSUNAGA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DRIVE AND METHOD FOR CONTROLLING MICROACTUATOR IN MAG...
- Publication number 20120162813
- Publication date Jun 28, 2012
- Kabushiki Kaisha Toshiba
- Toshitaka MATSUNAGA
- G11 - INFORMATION STORAGE
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 testing servo data on a disk medium in a d...
- Publication number 20080137226
- Publication date Jun 12, 2008
- Kabushiki Kaisha Toshiba
- Katsuki Ueda
- 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

Toshitaka Matsunaga

Person

Patents Grantslast 30 patents

Magnetic disk device and servo pattern write method

Measuring method, manufacturing method for magnetic disk device, an...

Magnetic disk drive and method for controlling microactuator in mag...

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...

Patents Applicationslast 30 patents

MAGNETIC DISK DEVICE AND SERVO PATTERN WRITE METHOD

MAGNETIC DISK DRIVE AND METHOD FOR CONTROLLING MICROACTUATOR IN MAG...

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 testing servo data on a disk medium in a d...

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