Inventor
TAKAHASHI TSUYOSHI
JP161 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI TSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
15 patentsUS5414591AMay 9, 1995
Magnetic disk storage system
HITACHI LTD326 citations98
US5189578AFeb 23, 1993
Disk system with sub-actuators for fine head displacement
HITACHI LTD202 citations98
US5173819ADec 22, 1992
Disk apparatus having an improved cooling structure
HITACHI LTD180 citations97
US5206772AApr 27, 1993
Magnetic disk apparatus having improved arrangement of head disk assemblies
HITACHI LTD112 citations96
US5636082AJun 3, 1997
Rotating disk storage device with cooling air flow control
HITACHI LTD18 citations93
US5517372AMay 14, 1996
Rotating disk storage device with cooling air flow control
HITACHI LTD30 citations93
US6771460B2Aug 3, 2004
Spindle motor and magnetic disc device using thereof having radial and thrust bearings
HITACHI LTD23 citations92
US6469866B1Oct 22, 2002
Spindle motor and magnetic disc device with hydrodynamic bearing
HITACHI LTD16 citations92
US5247410ASep 21, 1993
Magnetic disk apparatus using a rotary actuator for magnetic head positioning with reduced vibration
HITACHI LTD53 citations92
US5245489ASep 14, 1993
Guide arm with a fixed printed circuit board for magnetic disk drive
HITACHI LTD28 citations92
US5140482AAug 18, 1992
Guide arm with affixed printed circuit board for magnetic disk drive
HITACHI LTD32 citations92
US5062012AOct 29, 1991
Linear access mechanism with driving force reaction cancelling device and magnetic disk apparatus using the same
HITACHI LTD47 citations92
US4984115AJan 8, 1991
Rotary actuator and bearing support therefor
HITACHI LTD24 citations92
US6052255AApr 18, 2000
Magnetic disk unit having anti-impact arrangement
HITACHI LTD25 citations91
US5862011AJan 19, 1999
PC card type magnetic disk device
HITACHI LTD18 citations83
FUJITSU LTD
12 patentsUS6207976B1Mar 27, 2001
Semiconductor device with ohmic contacts on compound semiconductor and manufacture thereof
FUJITSU LTD96 citations98
US5682046AOct 28, 1997
Heterojunction bipolar semiconductor device and its manufacturing method
FUJITSU LTD56 citations94
US6754018B2Jun 22, 2004
Magnetic disc device and error correction method therefor
FUJITSU LTD27 citations93
US6101053AAug 8, 2000
Write condition setting method and disk unit
FUJITSU LTD47 citations93
US6046874AApr 4, 2000
Reproduction apparatus using multiple partial response maximum likelihood detection systems
FUJITSU LTD30 citations93
US6141168AOct 31, 2000
Automatic calibration method, read apparatus and storage apparatus
FUJITSU LTD49 citations92
US6078454AJun 20, 2000
Head assembly having a table for storing a head offset and bias current
FUJITSU LTD31 citations92
US5721838AFeb 24, 1998
Data storage system having a data storage apparatus connectable to a computer system through an interface
FUJITSU LTD25 citations92
US5625777AApr 29, 1997
Data storage system having plural external storage units capable of disconnection while keeping system power energized
FUJITSU LTD32 citations92
US5831782ANov 3, 1998
Method and apparatus for supplying optimal bias current to a magnetic head
FUJITSU LTD22 citations90
US8916459B2Dec 23, 2014
Compound semiconductor device with mesa structure
FUJITSU LTD9 citations84
US7436619B2Oct 14, 2008
Head floating amount control method and unit, storage apparatus and computer-readable program
FUJITSU LTD12 citations84
TOKYO ELECTRON LTD
4 patentsUS6251188B1Jun 26, 2001
Apparatus for forming laminated thin films or layers
TOKYO ELECTRON LTD60 citations96
US6022586AFeb 8, 2000
Method and apparatus for forming laminated thin films or layers
TOKYO ELECTRON LTD54 citations96
US6927112B2Aug 9, 2005
Radical processing of a sub-nanometer insulation film
TOKYO ELECTRON LTD27 citations92
US6866890B2Mar 15, 2005
Method of forming a dielectric film
TOKYO ELECTRON LTD18 citations83
TOYOTA MOTOR CO LTD
3 patentsUS6387558B1May 14, 2002
Fuel cell, separator for the same and method for distributing gas in fuel cell
TOYOTA MOTOR CO LTD19 citations92
US6248466B1Jun 19, 2001
Gas separator for a fuel cell, and fuel cell using the same gas separator for a fuel cell
TOYOTA MOTOR CO LTD42 citations91
US6794079B2Sep 21, 2004
Fuel cell
TOYOTA MOTOR CO LTD14 citations83
HITACHI GLOBAL STORAGE TECH
2 patentsTAKAHASHI TSUYOSHI
2 patentsSANYO ELECTRIC CO
2 patentsTOKYO ELECTRON DEVICE LTD
1 patentMITSUBSHI DENKI KABUSHIKI KAIS
1 patentUNI CHARM CORP
1 patentMITSUBISHI ELECTRIC CORP
1 patentGREEN CROSS CORP
1 patentCANON KK
1 patentIBM
1 patentMAKIYAMA KOZO
1 patentTOSHIBA STORAGE DEVICE CORP
1 patentARACO KK
1 patentShowing the top 50 of 161 patents by PatentIndex Score.