Shinichirou Kouhara

Person

Hino-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic disk device and manufacturing method thereof
- Patent number 11,521,647
- Issue date Dec 6, 2022
- Kabushiki Kaisha Toshiba
- Takuya Ogawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk device and write method
- Patent number 9,934,805
- Issue date Apr 3, 2018
- Kabushiki Kaisha Toshiba
- Wataru Tsukahara
- 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 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
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
Head position calculation method in magnetic disc apparatus
- Patent number 7,173,789
- Issue date Feb 6, 2007
- Kabushiki Kaisha Toshiba
- Shinichirou Kouhara
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC DISK DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20220301587
- Publication date Sep 22, 2022
- Kabushiki Kaisha Toshiba
- Takuya OGAWA
- 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 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
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 writing servo information
- Publication number 20070047132
- Publication date Mar 1, 2007
- Kabushiki Kaisha Toshiba
- Hideo Sado
- G11 - INFORMATION STORAGE
Information Patent Application
Head position calculation method in magnetic disc apparatus
- Publication number 20060221491
- Publication date Oct 5, 2006
- Kabushiki Kaisha Toshiba
- Shinichirou Kouhara
- G11 - INFORMATION STORAGE

Shinichirou Kouhara

Person

Patents Grantslast 30 patents

Magnetic disk device and manufacturing method thereof

Magnetic disk device and write method

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

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

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...

Head position calculation method in magnetic disc apparatus

Patents Applicationslast 30 patents

MAGNETIC DISK DEVICE AND MANUFACTURING METHOD THEREOF

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 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...

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 writing servo information

Head position calculation method in magnetic disc apparatus