HIROSHI MATSUDA

Person

ZAMA-SHI, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Disk drive and breather filter having multiple ventilation paths an...
- Patent number 7,064,920
- Issue date Jun 20, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Takayuki Fujiwara
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk device and data-erasing method
- Patent number 6,900,956
- Issue date May 31, 2005
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroki Kitahori
- G11 - INFORMATION STORAGE
Information Patent Grant
Hard disk drive with electrically conductive sheet for electrostati...
- Patent number 6,822,823
- Issue date Nov 23, 2004
- International Business Machines Corporation
- Kazushi Tsuwako
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive apparatus including a load/unload ramp with different an...
- Patent number 6,639,758
- Issue date Oct 28, 2003
- Hitachi Global Storage Technologies Netherlands B.V.
- Mutsuro Ohta
- G11 - INFORMATION STORAGE
Information Patent Grant
Suspension assembly with integral projections having a coating of e...
- Patent number 6,362,936
- Issue date Mar 26, 2002
- International Business Machines Corporation
- Hiroo Inoue
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor with stress alleviating groove provided in hub cylind...
- Patent number 5,896,242
- Issue date Apr 20, 1999
- International Business Machines Corporation
- David W. Albrecht
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Flexible cable structure for magnetic disk drives
- Patent number 5,760,997
- Issue date Jun 2, 1998
- International Business Machines Corporation
- Ichiroh Koyanagi
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for locking a disk actuator in vertical and horiz...
- Patent number 5,671,104
- Issue date Sep 23, 1997
- International Business Machines Corporation
- Kohji Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Shock-resistant structure for magnetic disk drive
- Patent number 5,640,290
- Issue date Jun 17, 1997
- International Business Machines Corporation
- Vijayeshwar Khanna
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Ventilation path for a disk drive apparatus
- Publication number 20040114273
- Publication date Jun 17, 2004
- Takayuki Fujiwara
- G11 - INFORMATION STORAGE
Information Patent Application
Disk device and data-erasing method
- Publication number 20020021521
- Publication date Feb 21, 2002
- International Business Machines Corporation
- Hiroki Kitahori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Disk drive apparatus and manufacturing method
- Publication number 20010015875
- Publication date Aug 23, 2001
- International Business Machines Corporation
- Mutsuro Ohta
- G11 - INFORMATION STORAGE
Information Patent Application
SUSPENSION ASSEMBLY
- Publication number 20010012181
- Publication date Aug 9, 2001
- HIROO INOUE
- G11 - INFORMATION STORAGE

HIROSHI MATSUDA

Person

Patents Grantslast 30 patents

Disk drive and breather filter having multiple ventilation paths an...

Disk device and data-erasing method

Hard disk drive with electrically conductive sheet for electrostati...

Disk drive apparatus including a load/unload ramp with different an...

Suspension assembly with integral projections having a coating of e...

Spindle motor with stress alleviating groove provided in hub cylind...

Flexible cable structure for magnetic disk drives

System and method for locking a disk actuator in vertical and horiz...

Shock-resistant structure for magnetic disk drive

Patents Applicationslast 30 patents

Ventilation path for a disk drive apparatus

Disk device and data-erasing method

Disk drive apparatus and manufacturing method

SUSPENSION ASSEMBLY