Hiromitsu Masuda

Person

Odawara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Central support for improved structural dynamics of actuators in a...
- Patent number 10,891,980
- Issue date Jan 12, 2021
- Western Digital Technologies, Inc.
- Manoj Keshavan
- G11 - INFORMATION STORAGE
Information Patent Grant
Flexible type electrical feed-through connector assembly
- Patent number 10,594,100
- Issue date Mar 17, 2020
- Western Digital Technologies, Inc.
- Miki Namihisa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hard disk drive voice coil actuator latch
- Patent number 9,177,578
- Issue date Nov 3, 2015
- HGST Netherlands B.V.
- Akinori Takayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Low profile damper plates for a yoke of a voice coil motor
- Patent number 8,767,353
- Issue date Jul 1, 2014
- HGST Netherlands B.V.
- Kimihiko Sudo
- G11 - INFORMATION STORAGE
Information Patent Grant
Retaining a spoiler in a hard disk drive
- Patent number 8,630,061
- Issue date Jan 14, 2014
- HGST Netherlands B.V.
- Kimihiko Sudo
- G11 - INFORMATION STORAGE
Information Patent Grant
Voice-coil motor with voice coils configured oriented in the same d...
- Patent number 8,305,714
- Issue date Nov 6, 2012
- Hitachi Global Storage Technologies, Netherlands B.V.
- Kenji Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive device and carriage of actuator with damping member
- Patent number 7,929,254
- Issue date Apr 19, 2011
- Hitachi Global Storage Technologies Netherlands B.V.
- Eiji Soga
- G11 - INFORMATION STORAGE
Information Patent Grant
Carriage arm assembly for locating magnetic head, and magnetic disk...
- Patent number 7,545,607
- Issue date Jun 9, 2009
- Hitachi Global Storage Technologies Japan, Ltd.
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus
- Patent number 7,130,159
- Issue date Oct 31, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Carriage arm assembly for locating magnetic head, and magnetic disk...
- Patent number 7,110,223
- Issue date Sep 19, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Carriage arm assembly for locating magnetic head, and magnetic disk...
- Patent number 7,031,118
- Issue date Apr 18, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Carriage arm assembly for magnetic disk drive
- Patent number 6,982,852
- Issue date Jan 3, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Shin Nagahiro
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive with carriage having bobbin supporting annular...
- Patent number 6,970,330
- Issue date Nov 29, 2005
- Hitachi Global Storage Technologies Japan, Ltd.
- Toshihiro Arisaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus
- Patent number 6,927,947
- Issue date Aug 9, 2005
- Hitachi, Ltd.
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with IC thereon with recording frequency controlled a...
- Patent number 6,912,102
- Issue date Jun 28, 2005
- Hitachi, Ltd.
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Carriage arm assembly for locating magnetic head, and magnetic disk...
- Patent number 6,879,467
- Issue date Apr 12, 2005
- Hitachi Global Storage Technologies Japan, Ltd.
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk device with magnetic head supporting mechanism having...
- Patent number 6,754,023
- Issue date Jun 22, 2004
- Hitachi, Ltd.
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk recording apparatus
- Patent number 6,624,982
- Issue date Sep 23, 2003
- Hitachi, Ltd.
- Hiromitsu Masuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc drive head supporting mechanism having power supply pads for a...
- Patent number 6,614,623
- Issue date Sep 2, 2003
- Hitachi, Ltd.
- Shigeo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus
- Patent number 6,614,627
- Issue date Sep 2, 2003
- Hitachi, Ltd.
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk unit including temperature sensing of IC mounted on s...
- Patent number 6,594,104
- Issue date Jul 15, 2003
- Hitachi, Ltd.
- Mikio Tokuyama
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
VOICE-COIL MOTOR WITH VOICE COILS CONFIGURED TO REDUCE HEAD VIBRATI...
- Publication number 20120162827
- Publication date Jun 28, 2012
- Kenji Suzuki
- G11 - INFORMATION STORAGE
Information Patent Application
RETAINING A SPOILER IN A HARD DISK DRIVE
- Publication number 20120162824
- Publication date Jun 28, 2012
- Kimihiko Sudo
- G11 - INFORMATION STORAGE
Information Patent Application
DAMPER WITHIN A VOICE COIL MOTOR
- Publication number 20120162826
- Publication date Jun 28, 2012
- Kimihiko Sudo
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk apparatus
- Publication number 20090080117
- Publication date Mar 26, 2009
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive device and carriage of actuator used therein
- Publication number 20080151433
- Publication date Jun 26, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Eiji Soga
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk apparatus
- Publication number 20070041129
- Publication date Feb 22, 2007
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
Carriage arm assembly for locating magnetic head, and magnetic disk...
- Publication number 20070002497
- Publication date Jan 4, 2007
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
CARRIAGE ARM ASSEMBLY FOR LOCATING MAGNETIC HEAD, AND MAGNETIC DISK...
- Publication number 20060158786
- Publication date Jul 20, 2006
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk apparatus
- Publication number 20050248887
- Publication date Nov 10, 2005
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
Carriage arm assembly for locating magnetic head, and magnetic disk...
- Publication number 20050180056
- Publication date Aug 18, 2005
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk device
- Publication number 20040218303
- Publication date Nov 4, 2004
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk apparatus
- Publication number 20040027727
- Publication date Feb 12, 2004
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
Carriage arm assembly for magnetic disk drive
- Publication number 20030218833
- Publication date Nov 27, 2003
- Shin Nagahiro
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive and carriage
- Publication number 20030081355
- Publication date May 1, 2003
- Toshihiro Arisaka
- G11 - INFORMATION STORAGE
Information Patent Application
Carriage arm assembly for locating magnetic head, and magnetic disk...
- Publication number 20030081356
- Publication date May 1, 2003
- Toshihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk unit
- Publication number 20020118485
- Publication date Aug 29, 2002
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Application
Head supporting mechanism, and head assembly and magnetic disk driv...
- Publication number 20020024767
- Publication date Feb 28, 2002
- Shigeo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk device
- Publication number 20010055175
- Publication date Dec 27, 2001
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk recording apparatus
- Publication number 20010024340
- Publication date Sep 27, 2001
- Hiromitsu Masuda
- G11 - INFORMATION STORAGE

Hiromitsu Masuda

Person

Patents Grantslast 30 patents

Central support for improved structural dynamics of actuators in a...

Flexible type electrical feed-through connector assembly

Hard disk drive voice coil actuator latch

Low profile damper plates for a yoke of a voice coil motor

Retaining a spoiler in a hard disk drive

Voice-coil motor with voice coils configured oriented in the same d...

Disk drive device and carriage of actuator with damping member

Carriage arm assembly for locating magnetic head, and magnetic disk...

Magnetic disk apparatus

Carriage arm assembly for locating magnetic head, and magnetic disk...

Carriage arm assembly for locating magnetic head, and magnetic disk...

Carriage arm assembly for magnetic disk drive

Magnetic disk drive with carriage having bobbin supporting annular...

Magnetic disk apparatus

Magnetic head with IC thereon with recording frequency controlled a...

Carriage arm assembly for locating magnetic head, and magnetic disk...

Magnetic disk device with magnetic head supporting mechanism having...

Magnetic disk recording apparatus

Disc drive head supporting mechanism having power supply pads for a...

Magnetic disk apparatus

Magnetic disk unit including temperature sensing of IC mounted on s...

Patents Applicationslast 30 patents

VOICE-COIL MOTOR WITH VOICE COILS CONFIGURED TO REDUCE HEAD VIBRATI...

RETAINING A SPOILER IN A HARD DISK DRIVE

DAMPER WITHIN A VOICE COIL MOTOR

Magnetic disk apparatus

Disk drive device and carriage of actuator used therein

Magnetic disk apparatus

Carriage arm assembly for locating magnetic head, and magnetic disk...

CARRIAGE ARM ASSEMBLY FOR LOCATING MAGNETIC HEAD, AND MAGNETIC DISK...

Magnetic disk apparatus

Carriage arm assembly for locating magnetic head, and magnetic disk...

Magnetic disk device

Magnetic disk apparatus

Carriage arm assembly for magnetic disk drive

Magnetic disk drive and carriage

Carriage arm assembly for locating magnetic head, and magnetic disk...

Magnetic disk unit

Head supporting mechanism, and head assembly and magnetic disk driv...

Magnetic disk device

Magnetic disk recording apparatus