Inventor
KITAJIMA MASAAKI
JP43 patents
⚠️ This page may combine multiple inventors who share the name “KITAJIMA MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
40 patentsUS5786876AJul 28, 1998
Active matrix type liquid crystal display system
HITACHI LTD146 citations99
US6756958B2Jun 29, 2004
Liquid crystal display device
HITACHI LTD148 citations98
US5091722AFeb 25, 1992
Gray scale display
HITACHI LTD133 citations98
US6331845B1Dec 18, 2001
Liquid crystal display device and driving method therefor
HITACHI LTD54 citations96
US6064358AMay 16, 2000
Liquid crystal display device and driving method therefor
HITACHI LTD63 citations96
US5886761AMar 23, 1999
Process for producing actively addressing substrate, and liquid crystal display
HITACHI LTD74 citations96
US5751381AMay 12, 1998
Active matrix LCD device with image signal lines having a multilayered structure
HITACHI LTD52 citations96
US5561440AOct 1, 1996
Liquid crystal display device and driving method therefor
HITACHI LTD85 citations96
US5519523AMay 21, 1996
Liquid crystal display device with residual retardation compensated for in liquid crystal layer
HITACHI LTD80 citations96
US5477355ADec 19, 1995
Process for producing the passivation layer of an active matrix substrate by back exposure
HITACHI LTD57 citations96
US5021774AJun 4, 1991
Method and circuit for scanning capacitive loads
HITACHI LTD64 citations96
US4317115AFeb 23, 1982
Driving device for matrix-type display panel using guest-host type phase transition liquid crystal
HITACHI LTD82 citations95
US5638088AJun 10, 1997
Method of driving STN liquid crystal panel and apparatus therefor
HITACHI LTD24 citations93
US5475396ADec 12, 1995
Display system
HITACHI LTD24 citations93
US5337070AAug 9, 1994
Display and the method of driving the same
HITACHI LTD44 citations93
US6980273B2Dec 27, 2005
Active matrix type liquid crystal system
HITACHI LTD13 citations92
US6542141B1Apr 1, 2003
Liquid-crystal halftone display system
HITACHI LTD32 citations92
US6072451AJun 6, 2000
Liquid-crystal halftone display system
HITACHI LTD40 citations92
US6040886AMar 21, 2000
Active matrix type LCD with two shield electrodes
HITACHI LTD25 citations92
US5864335AJan 26, 1999
Information processing system
HITACHI LTD26 citations92
US5684505ANov 4, 1997
Display device integrated with an input device
HITACHI LTD22 citations92
US5633659AMay 27, 1997
Display unit having a coordinate input mechanism
HITACHI LTD21 citations92
US4736137AApr 5, 1988
Matrix display device
HITACHI LTD46 citations92
US4733370AMar 22, 1988
Information holding device
HITACHI LTD35 citations92
US6369805B1Apr 9, 2002
Information processing system
HITACHI LTD18 citations91
US6081260AJun 27, 2000
Information processing system
HITACHI LTD17 citations91
US7355575B1Apr 8, 2008
Matrix panel display apparatus and driving method therefor wherein auxiliary signals are applied to non-selected picture elements
HITACHI LTD43 citations90
US6812911B2Nov 2, 2004
Liquid crystal display device
HITACHI LTD14 citations84
US6563561B1May 13, 2003
Active matrix type liquid crystal system
HITACHI LTD12 citations74
US5977943ANov 2, 1999
Method of driving STN liquid crystal panel and apparatus therefor
HITACHI LTD7 citations74
US5828431AOct 27, 1998
Reflective-type display device having a refractive index ratio between light scatterers and host between 1 and 1.8
HITACHI LTD12 citations74
US5677705AOct 14, 1997
Drive method for driving a matrix-addressing display, a drive circuit therefor, and a matrix-addressing display device
HITACHI LTD7 citations74
US5301047AApr 5, 1994
Liquid crystal display
HITACHI LTD16 citations74
US4400059AAug 23, 1983
Liquid crystal display device
HITACHI LTD11 citations74
US4395709AJul 26, 1983
Driving device and method for matrix-type display panel using guest-host type phase transition liquid crystal
HITACHI LTD17 citations74
US4719457AJan 12, 1988
Information input/output display device
HITACHI LTD11 citations73
US6862066B2Mar 1, 2005
Display device with capacitor formed in a region of the substrate where the drive circuit is mounted
HITACHI LTD10 citations72
USRE39798EAug 28, 2007
Active matrix LCD device with image signal lines having a multilayered structure
HITACHI LTD2 citations63
US6559823B1May 6, 2003
Method of driving STN liquid crystal panel and apparatus therefor
HITACHI LTD2 citations63
US7292212B2Nov 6, 2007
Liquid crystal display device
HITACHI LTD3 citations62