P

Inventor

TAKAHASHI EISAKU

JP24 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI EISAKU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJITSU LTD

13 patents
US5798885AAug 25, 1998

Head positioning control for disk apparatus using peak detection, polarity detection and sector mark detection

FUJITSU LTD107 citations97
US5907859AMay 25, 1999

Storage device in which read/write operation is controlled in response to source voltage

FUJITSU LTD33 citations92
US5497277AMar 5, 1996

Spindle synchronization controller using advance calculation and offset values

FUJITSU LTD21 citations92
US5638307AJun 10, 1997

Apparatus having source power control unit responsive to voltage fluctuation

FUJITSU LTD30 citations91
US5321564AJun 14, 1994

Data head offset detecting circuit in magnetic disk unit and magnetic disk unit using said data head offset detecting circuit

FUJITSU LTD35 citations87
US7415636B2Aug 19, 2008

Method and apparatus for replacement processing

FUJITSU LTD10 citations84
US6556367B2Apr 29, 2003

Storage apparatus and position sensitivity setting method

FUJITSU LTD12 citations73
US5822144AOct 13, 1998

Apparatus and method for adjusting positional sensitivity of disk unit

FUJITSU LTD11 citations73
US5339206AAug 16, 1994

Positioning control method and apparatus of head which is used in magnetic disk apparatus

FUJITSU LTD16 citations73
US6137646AOct 24, 2000

Disk apparatus using coincidence detection to generate variable sector pulses

FUJITSU LTD12 citations72
US5659437AAug 19, 1997

Data storage apparatus having servo control system

FUJITSU LTD17 citations72
US7590884B2Sep 15, 2009

Storage system, storage control device, and storage control method detecting read error response and performing retry read access to determine whether response includes an error or is valid

FUJITSU LTD4 citations60
US7805659B2Sep 28, 2010

Method and data storage devices for a RAID system

FUJITSU LTD0 citations52

KUREHA CHEMICAL IND CO LTD

7 patents

KUREHA CORP

2 patents

TAKAHASHI EISAKU

1 patent

ITO MIKIO

1 patent