Inventor
FU TA-CHANG
US26 patents
⚠️ This page may combine multiple inventors who share the name “FU TA-CHANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI GLOBAL STORAGE TECH
16 patentsUS6801400B2Oct 5, 2004
Motion limiter for disk drive integrated gimbal suspension
HITACHI GLOBAL STORAGE TECH23 citations92
US6961216B2Nov 1, 2005
Hard disk drive with disk clamp inner wall engaging bearing sleeve outer wall
HITACHI GLOBAL STORAGE TECH17 citations90
US6560075B2May 6, 2003
Disk drive with multiple actuators and reduced actuator interactions
HITACHI GLOBAL STORAGE TECH50 citations89
US7012782B2Mar 14, 2006
Method of attenuating airflow disturbances in a hard disk drive with a circumferential motor bracket shroud for motor hub flange outside diameter
HITACHI GLOBAL STORAGE TECH9 citations74
US7652843B2Jan 26, 2010
Completely circumferential motor bracket shroud for motor hub flange outside diameter for hard disk drive
HITACHI GLOBAL STORAGE TECH5 citations63
US7024755B2Apr 11, 2006
Method balancing a disk pack in a hard disk drive
HITACHI GLOBAL STORAGE TECH4 citations62
US7126787B2Oct 24, 2006
System and method for hard disk drive with disk clamp annular rim inner wall engaging hub annular recess outer wall
HITACHI GLOBAL STORAGE TECH5 citations60
US6885118B2Apr 26, 2005
Balance clip for reducing friction during clip adjustment in spindle motor and hard disk drive balance process
HITACHI GLOBAL STORAGE TECH4 citations60
US7117582B2Oct 10, 2006
Method of assembling a hard disk drive having a motor bracket tooling hole for inverted motor-to-base merge process
HITACHI GLOBAL STORAGE TECH3 citations59
US7107670B2Sep 19, 2006
System for assembling a hard disk drive
HITACHI GLOBAL STORAGE TECH3 citations59
US7724468B2May 25, 2010
Apparatus and method for correcting static and dynamic imbalance with a single mass in a hard disk drive
HITACHI GLOBAL STORAGE TECH5 citations57
US6989958B2Jan 24, 2006
Screw attachment from exterior of disk drive enclosure for motors with mount bracket screw bolt pattern diameter larger than the motor hub outside diameter
HITACHI GLOBAL STORAGE TECH2 citations57
US7283325B2Oct 16, 2007
Apparatus and system for centering media disks on the hub of a spindle motor in a hard disk drive
HITACHI GLOBAL STORAGE TECH2 citations55
US7035045B2Apr 25, 2006
Balance clip holder feature on a spindle motor with nickel-teflon coating on balance clips for reducing friction during clip adjustment in balance process
HITACHI GLOBAL STORAGE TECH0 citations50
US7155807B2Jan 2, 2007
Method of centering media disks on the hub of a spindle motor in a hard disk drive
HITACHI GLOBAL STORAGE TECH1 citations47
US7149052B2Dec 12, 2006
Screw attachment from exterior of disk drive enclosure for motors with mount bracket screw bolt pattern diameter larger than the motor hub outside diameter
HITACHI GLOBAL STORAGE TECH0 citations47
KOMAG INC
3 patentsUS6381090B1Apr 30, 2002
Hard disk drive head-media system having reduced stiction and low fly height
KOMAG INC126 citations99
US6683754B2Jan 27, 2004
Hard disk drive head-media system having reduced stiction and low fly height
KOMAG INC78 citations98
US6552871B2Apr 22, 2003
Hard disk drive head-media system having reduced stiction and low fly height
KOMAG INC79 citations98
HITACHI GLOBAL STORAGE TECH NL
2 patentsUS7990657B2Aug 2, 2011
Plurality of non-magnetic dampers on a voice coil yoke arm
HITACHI GLOBAL STORAGE TECH NL5 citations60
US7881016B2Feb 1, 2011
Method and apparatus for spring clip latch for retaining hard disk drive actuator onto bracket of flex circuit assembly
HITACHI GLOBAL STORAGE TECH NL4 citations60