Inventor
TAKAHASHI KOHJI
JP40 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI KOHJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
15 patentsUS5495287AFeb 27, 1996
Multiple-tone display system
HITACHI LTD56 citations96
US5250937AOct 5, 1993
Half tone liquid crystal display circuit with an A.C. voltage divider for drivers
HITACHI LTD124 citations96
US5390293AFeb 14, 1995
Information processing equipment capable of multicolor display
HITACHI LTD80 citations94
US6542141B1Apr 1, 2003
Liquid-crystal halftone display system
HITACHI LTD32 citations92
US6072451AJun 6, 2000
Liquid-crystal halftone display system
HITACHI LTD40 citations92
US6587088B2Jul 1, 2003
Multiple-tone display system
HITACHI LTD8 citations82
US6437765B1Aug 20, 2002
Multiple-tone display system
HITACHI LTD8 citations82
US6320564B1Nov 20, 2001
Multiple-tone display system
HITACHI LTD9 citations82
US5610626AMar 11, 1997
Multiple-tone display system
HITACHI LTD17 citations82
US6888525B2May 3, 2005
Multiple-tone display system
HITACHI LTD3 citations74
US6191766B1Feb 20, 2001
Multiple-tone display system
HITACHI LTD6 citations74
US6100864AAug 8, 2000
Multiple-tone display system
HITACHI LTD5 citations74
US5786798AJul 28, 1998
Multiple-tone display system
HITACHI LTD7 citations74
US5841416ANov 24, 1998
Method of and apparatus for driving liquid-crystal display device
HITACHI LTD6 citations63
US7106289B2Sep 12, 2006
Multiple-tone display system
HITACHI LTD0 citations52
HITACHI GLOBAL STORAGE TECH
6 patentsUS7768745B2Aug 3, 2010
Shock improvement ramp for load/unload mechanism and magnetic disk drive
HITACHI GLOBAL STORAGE TECH9 citations83
US6690540B2Feb 10, 2004
Disk drive damper having a thin portion and a plurality of thick portions
HITACHI GLOBAL STORAGE TECH12 citations73
US7163422B2Jan 16, 2007
Protection of hard drive interface connector
HITACHI GLOBAL STORAGE TECH7 citations71
US7729090B2Jun 1, 2010
Disk drive device, actuator lock mechanism, inertia latch mechanism and inertia lever
HITACHI GLOBAL STORAGE TECH4 citations61
US7085107B2Aug 1, 2006
Inertial latching mechanism for disk drive actuator
HITACHI GLOBAL STORAGE TECH1 citations50
US7488183B2Feb 10, 2009
Data storage device and connector disposed therein
HITACHI GLOBAL STORAGE TECH0 citations37
IBM
4 patentsUS6507461B1Jan 14, 2003
Inertial latch for an actuator in a disk drive device
IBM40 citations92
US6163440ADec 19, 2000
Inertial latch mechanism for actuator of disk drive device
IBM50 citations92
US5671104ASep 23, 1997
System and method for locking a disk actuator in vertical and horizontal directions
IBM11 citations74
US5628571AMay 13, 1997
Bearing structure
IBM12 citations74