Inventor
KINUGAWA KIYOSHIGE
JP41 patents
⚠️ This page may combine multiple inventors who share the name “KINUGAWA KIYOSHIGE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
32 patentsUS6950081B2Sep 27, 2005
Image display device
HITACHI LTD76 citations99
US6108066AAug 22, 2000
In-plane field type liquid crystal display device comprising a structure which is prevented from charging with electricity
HITACHI LTD119 citations99
US6034757AMar 7, 2000
In-plane field type liquid crystal display device comprising a structure which is prevented from charging electricity
HITACHI LTD156 citations99
US5870160AFeb 9, 1999
In-plane field type liquid crystal display device comprising a structure which is prevented from charging with electricity
HITACHI LTD327 citations99
US7468715B2Dec 23, 2008
Image display device
HITACHI LTD35 citations96
US7436376B2Oct 14, 2008
Image display device
HITACHI LTD35 citations96
US5805247ASep 8, 1998
Liquid crystal display apparatus in which plural common electrodes are parallel to the pixel electrodes on the same substrate and a black matrix on the opposing substrate
HITACHI LTD72 citations96
US7286105B2Oct 23, 2007
Image display
HITACHI LTD36 citations93
US5854879ADec 29, 1998
Method and apparatus for multi-level tone display for liquid crystal apparatus
HITACHI LTD22 citations92
US5206635AApr 27, 1993
Method and apparatus for multi-level tone display for liquid crystal apparatus
HITACHI LTD23 citations92
US5038139AAug 6, 1991
Half tone display driving circuit for crystal matrix panel and half tone display method thereof
HITACHI LTD25 citations92
US4906073AMar 6, 1990
Liquid crystal display device using nematic liquid crystal having twisted helical structure and a phase correction plate
HITACHI LTD25 citations92
US4855728AAug 8, 1989
Method and apparatus for converting display data form
HITACHI LTD37 citations92
US4295711AOct 20, 1981
Liquid crystal display device
HITACHI LTD37 citations92
US4252414AFeb 24, 1981
Liquid crystal display element
HITACHI LTD41 citations92
US4764766AAug 16, 1988
Method for driving and liquid crystal display device including dot matrix display part and fixed pattern display port
HITACHI LTD44 citations91
US4252841AFeb 24, 1981
Process for producing transparent conductive film
HITACHI LTD31 citations91
US4238276ADec 9, 1980
Process for producing liquid crystal display element
HITACHI LTD43 citations91
US4702560AOct 27, 1987
Liquid crystal display device
HITACHI LTD28 citations90
US5298912AMar 29, 1994
Multi-tone display device
HITACHI LTD17 citations82
US4146656AMar 27, 1979
Method of manufacturing liquid crystal display device involving controlling the vapor deposition speed of the orientation layers
HITACHI LTD25 citations81
US6392732B1May 21, 2002
Active matrix type liquid crystal display apparatus
HITACHI LTD5 citations74
US6191765B1Feb 20, 2001
Multi-tone display device
HITACHI LTD5 citations74
US6191767B1Feb 20, 2001
Multi-tone display device
HITACHI LTD13 citations74
US6100956AAug 8, 2000
Active matrix type liquid crystal display apparatus with a shielding layer having a specific resistance of a part thereof being less than 108 Ω·CM
HITACHI LTD10 citations74
US5301047AApr 5, 1994
Liquid crystal display
HITACHI LTD16 citations74
US4965563AOct 23, 1990
Flat display driving circuit for a display containing margins
HITACHI LTD7 citations74
US4746197AMay 24, 1988
Driving circuit for liquid crystal display device
HITACHI LTD8 citations72
US4431683AFeb 14, 1984
Process for producing transparent electroconductive film
HITACHI LTD11 citations72
US7262755B2Aug 28, 2007
Multi-tone display device
HITACHI LTD2 citations63
US4701025AOct 20, 1987
Liquid crystal display device with driving method to eliminate blur due to frequency dependence
HITACHI LTD5 citations60
US7212181B1May 1, 2007
Multi-tone display device
HITACHI LTD1 citations52