Hiroshi Tsurumi

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Storage apparatus, control method, and control device which can be...
- Patent number 7,818,556
- Issue date Oct 19, 2010
- Toshiba Storage Device Corporation
- Hirotaka Iima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for recording or/and reproducing information and method f...
- Patent number 7,289,287
- Issue date Oct 30, 2007
- Fujitsu Limited
- Kouhei Takamatsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk storage
- Patent number 7,061,713
- Issue date Jun 13, 2006
- Fujitsu Limited
- Hiroshi Tsurumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus
- Patent number 6,094,725
- Issue date Jul 25, 2000
- Fujitsu Limited
- Yutaka Hiyoshi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Activation of a magnetic disk apparatus
- Patent number 5,915,122
- Issue date Jun 22, 1999
- Fujitsu Limited
- Hiroshi Tsurumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High density disk unit and disk medium
- Patent number 5,903,404
- Issue date May 11, 1999
- Fujitsu Limited
- Hiroshi Tsurumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk subsystem with failsafe battery charging and power sh...
- Patent number 5,675,816
- Issue date Oct 7, 1997
- Fujitsu Limited
- Yutaka Hiyoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk unit performing control using sector pulses
- Patent number 5,650,882
- Issue date Jul 22, 1997
- Fujitsu Limited
- Hiroshi Tsurumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive
- Patent number 5,070,420
- Issue date Dec 3, 1991
- Fujitsu Limited
- Tohru Shinohara
- G11 - INFORMATION STORAGE
Information Patent Grant
Motor rotation speed control circuit
- Patent number 5,058,191
- Issue date Oct 15, 1991
- Fujitsu Limited
- Hiroshi Tsurumi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Storage apparatus, control method, and control device
- Publication number 20080126784
- Publication date May 29, 2008
- FUJITSU LIMITED
- Hirotaka Iima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage apparatus, control method, and control device
- Publication number 20080052506
- Publication date Feb 28, 2008
- FUJITSU LIMITED
- Hirotaka Iima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage apparatus, firmware renewal method, and control device
- Publication number 20080040818
- Publication date Feb 14, 2008
- FUJITSU LIMITED
- Hirotaka Iima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage device having self-diagnosis function, control device that...
- Publication number 20070272751
- Publication date Nov 29, 2007
- FUJITSU LIMITED
- Hiroshi Tsurumi
- G11 - INFORMATION STORAGE
Information Patent Application
Information processor and program preparation method
- Publication number 20060224842
- Publication date Oct 5, 2006
- FUJITSU LIMITED
- Hiroyuki Suto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk storage
- Publication number 20040032688
- Publication date Feb 19, 2004
- FUJITSU LIMITED
- Hiroshi Tsurumi
- G11 - INFORMATION STORAGE
Information Patent Application
Apparatus for recording or/and reproducing information and method f...
- Publication number 20030133216
- Publication date Jul 17, 2003
- FUJITSU LIMITED
- Kouhei Takamatsu
- G11 - INFORMATION STORAGE

Hiroshi Tsurumi

Person

Patents Grantslast 30 patents

Storage apparatus, control method, and control device which can be...

Apparatus for recording or/and reproducing information and method f...

Disk storage

Magnetic disk apparatus

Activation of a magnetic disk apparatus

High density disk unit and disk medium

Magnetic disk subsystem with failsafe battery charging and power sh...

Disk unit performing control using sector pulses

Magnetic disk drive

Motor rotation speed control circuit

Patents Applicationslast 30 patents

Storage apparatus, control method, and control device

Storage apparatus, control method, and control device

Storage apparatus, firmware renewal method, and control device

Storage device having self-diagnosis function, control device that...

Information processor and program preparation method

Disk storage

Apparatus for recording or/and reproducing information and method f...