Toshihisa Okazaki

Person

Odawara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Varying suspension arm length for magnetic storage device
- Patent number 12,183,374
- Issue date Dec 31, 2024
- Western Digital Technologies, Inc.
- Toshihisa Okazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disc unit with gap between magnetic disc and shroud
- Patent number 7,643,245
- Issue date Jan 5, 2010
- Hitachi Global Storage Technologies Japan, Ltd.
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disc unit with gap between magnetic disc and shroud
- Patent number 7,336,440
- Issue date Feb 26, 2008
- Hitachi Global Storage Technologies Japan, Ltd.
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus with shroud and having open space downstrea...
- Patent number 7,330,334
- Issue date Feb 12, 2008
- Hitachi Global Storage Technologies Japan, Ltd.
- Hayato Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo pattern writing method and magnetic disk drive for carrying o...
- Patent number 7,161,754
- Issue date Jan 9, 2007
- Hitachi Global Storage Technologies Japan, Ltd.
- Shigeyuki Hanazawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk device and unbalance correcting method thereof
- Patent number 7,130,151
- Issue date Oct 31, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Teruhiro Nakamiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disc unit with range of gap between disc and shroud
- Patent number 7,072,141
- Issue date Jul 4, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus with air flow bypass channel
- Patent number 6,898,049
- Issue date May 24, 2005
- Hitachi, Ltd.
- Hayato Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disc unit
- Patent number 6,751,050
- Issue date Jun 15, 2004
- Hitachi, Ltd.
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic-disc unit with gap between disc and shroud
- Patent number 6,665,139
- Issue date Dec 16, 2003
- Hitachi, Ltd.
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus
- Patent number 6,657,822
- Issue date Dec 2, 2003
- Hitachi, Ltd.
- Gentaro Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus
- Patent number 6,600,626
- Issue date Jul 29, 2003
- Hitachi, Ltd.
- Hayato Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus in which contact between a disk and a carri...
- Patent number 6,504,683
- Issue date Jan 7, 2003
- Hitachi, Ltd.
- Satomitsu Imai
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive
- Patent number 6,445,549
- Issue date Sep 3, 2002
- Hitachi, Ltd.
- Nobuyuki Okunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive
- Patent number 6,353,517
- Issue date Mar 5, 2002
- Hitachi, Ltd.
- Nobuyuki Okunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk device
- Patent number 6,233,120
- Issue date May 15, 2001
- Hitachi, Ltd.
- Kazuyoshi Hanada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk device for restraining vibration of head mounting part
- Patent number 5,995,327
- Issue date Nov 30, 1999
- Hitachi, Ltd.
- Kazuyoshi Hanada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus
- Patent number 5,953,178
- Issue date Sep 14, 1999
- Hitachi, Ltd.
- Akio Takatsuka
- G11 - INFORMATION STORAGE
Information Patent Grant
Wiring structure in the load beam and guide arm of a magnetic disk...
- Patent number 5,936,802
- Issue date Aug 10, 1999
- Hitachi, Ltd.
- Yuichi Koizumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotary information recording and reproduction apparatus
- Patent number 5,677,813
- Issue date Oct 14, 1997
- Hitachi, Ltd.
- Takeshi Yoshida
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
HARD DISK DRIVE INTERPOSE SWAGE
- Publication number 20250140286
- Publication date May 1, 2025
- Western Digital Technologies, Inc.
- Toshihisa Okazaki
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISC UNIT WITH GAP BETWEEN MAGNETIC DISC AND SHROUD
- Publication number 20080106819
- Publication date May 8, 2008
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disc unit
- Publication number 20060164754
- Publication date Jul 27, 2006
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk apparatus
- Publication number 20050219741
- Publication date Oct 6, 2005
- Hayato Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
Servo pattern writing method and magnetic disk drive for carrying o...
- Publication number 20050046993
- Publication date Mar 3, 2005
- Hitachi Global Storage Technologies Japan, Ltd.
- Shigeyuki Hanazawa
- G11 - INFORMATION STORAGE
Information Patent Application
Disk device and unbalance correcting method thereof
- Publication number 20050047003
- Publication date Mar 3, 2005
- Teruhiro Nakamiya
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disc unit
- Publication number 20040070866
- Publication date Apr 15, 2004
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk apparatus
- Publication number 20030189785
- Publication date Oct 9, 2003
- Hayato Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk apparatus
- Publication number 20020181149
- Publication date Dec 5, 2002
- Hayato Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic-disc unit
- Publication number 20020075592
- Publication date Jun 20, 2002
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive
- Publication number 20020034053
- Publication date Mar 21, 2002
- Hitachi, Ltd.
- Nobuyuki Okunaga
- G11 - INFORMATION STORAGE

Toshihisa Okazaki

Person

Patents Grantslast 30 patents

Varying suspension arm length for magnetic storage device

Magnetic disc unit with gap between magnetic disc and shroud

Magnetic disc unit with gap between magnetic disc and shroud

Magnetic disk apparatus with shroud and having open space downstrea...

Servo pattern writing method and magnetic disk drive for carrying o...

Disk device and unbalance correcting method thereof

Magnetic disc unit with range of gap between disc and shroud

Magnetic disk apparatus with air flow bypass channel

Magnetic disc unit

Magnetic-disc unit with gap between disc and shroud

Magnetic disk apparatus

Magnetic disk apparatus

Magnetic disk apparatus in which contact between a disk and a carri...

Magnetic disk drive

Magnetic disk drive

Magnetic disk device

Magnetic disk device for restraining vibration of head mounting part

Magnetic disk apparatus

Wiring structure in the load beam and guide arm of a magnetic disk...

Rotary information recording and reproduction apparatus

Patents Applicationslast 30 patents

HARD DISK DRIVE INTERPOSE SWAGE

MAGNETIC DISC UNIT WITH GAP BETWEEN MAGNETIC DISC AND SHROUD

Magnetic disc unit

Magnetic disk apparatus

Servo pattern writing method and magnetic disk drive for carrying o...

Disk device and unbalance correcting method thereof

Magnetic disc unit

Magnetic disk apparatus

Magnetic disk apparatus

Magnetic-disc unit

Magnetic disk drive