Inventor · disambiguated record
Kenichi Onisawa
Also filed as: ONISAWA KENICHI
33 granted patents·1 pending application·1,342 citations·filing 1981–2009
98Inventor score
Top patents by PatentIndex Score
34 records- 0198US5668379AActive matrix crystal display apparatus using thin film transistorHITACHI LTD·Filed 1995·Granted Sep 16, 1997·313 cites·15 claims
- 0297US6433842B1Liquid crystal display device and method of manufacturing the sameHITACHI LTD·Filed 2000·Granted Aug 13, 2002·213 cites·33 claims
- 0395US5760854ALiquid crystal display apparatusHITACHI LTD·Filed 1997·Granted Jun 2, 1998·130 cites·18 claims
- 0492US7629743B2Organic light-emitting display deviceHITACHI DISPLAYS LTD·Filed 2007·Granted Dec 8, 2009·13 cites·2 claims
- 0592US7067973B2Organic light-emitting display deviceHITACHI DISPLAYS LTD·Filed 2005·Granted Jun 27, 2006·14 cites·10 claims
- 0692US6462802B1Liquid crystal display device having wiring layer made of nitride of Nb or nitride alloy containing Nb as a main componentHITACHI LTD·Filed 1999·Granted Oct 8, 2002·110 cites·17 claims
- 0791US7211949B2Organic light-emitting display deviceHITACHI DISPLAYS LTD·Filed 2006·Granted May 1, 2007·10 cites·5 claims
- 0888US6882105B2Organic light-emitting display deviceHITACHI DISPLAYS LTD·Filed 2003·Granted Apr 19, 2005·40 cites·5 claims
- 0986US6674502B1Liquid crystal display with nitrided insulating substrate for TFTHITACHI LTD·Filed 2000·Granted Jan 6, 2004·42 cites·12 claims
- 1081US8093585B2Organic electro-luminescent display apparatusNISHIMURA ETSUKO·Filed 2008·Granted Jan 10, 2012·7 cites·20 claims
- 1179US6226060B1Active matrix type liquid crystal display device having chromium alloy connecting portions at pixel electrode or near driving circuit terminalsHITACHI LTD·Filed 1997·Granted May 1, 2001·56 cites·23 claims
- 1279US4945009AElectroluminescence deviceHITACHI LTD·Filed 1988·Granted Jul 31, 1990·35 cites·31 claims
- 1377US6522370B2Liquid crystal display unitsHITACHI LTD·Filed 2001·Granted Feb 18, 2003·15 cites·26 claims
- 1475US6731364B2Liquid crystal display deviceHITACHI LTD·Filed 2002·Granted May 4, 2004·16 cites·15 claims
- 1573US6587164B2Active matrix type liquid crystal display device having chromium alloy connecting portions which are other than the material of the data line or gate lineHITACHI LTD·Filed 2001·Granted Jul 1, 2003·13 cites·7 claims
- 1672US4877994AElectroluminescent device and process for producing the sameHITACHI LTD·Filed 1988·Granted Oct 31, 1989·25 cites·19 claims
- 1769US6317185B1Liquid crystal display apparatusHITACHI LTD·Filed 1999·Granted Nov 13, 2001·41 cites·18 claims
- 1868US6404473B1Display device having a wiring multi-layered structure with tapered first layer and a manufacturing process for the tapered structureHITACHI LTD·Filed 1998·Granted Jun 11, 2002·40 cites·29 claims
- 1968US5831694ATFT panel for high resolution- and large size- liquid crystal displayHITACHI LTD·Filed 1996·Granted Nov 3, 1998·28 cites·8 claims
- 2068US4857802AThin film EL element and process for producing the sameHITACHI LTD·Filed 1987·Granted Aug 15, 1989·24 cites·10 claims
- 2164US5777702ALiquid crystal display device and method of fabricating the same by patterning semiconductor, insulator, and gatelines with single maskHITACHI LTD·Filed 1996·Granted Jul 7, 1998·32 cites·2 claims
- 2263US5999236AActive-matrix liquid crystal display unit in which gate and/or data lines are made of Cr containing Ne-atomsHITACHI LTD·Filed 1997·Granted Dec 7, 1999·24 cites·16 claims
- 2362US6707512B2Liquid crystal display units with data line being formed of molybdenum alloy having chromium contentHITACHI LTD·Filed 2003·Granted Mar 16, 2004·6 cites·14 claims
- 2459US7133218B2Optical systemHITACHI LTD·Filed 2002·Granted Nov 7, 2006·3 cites·37 claims
- 2559US5552909AActive matrix liquid-crystal display device having ITO signal lines and either a symmetric TFT structure or electrode and signal line edges with taper angles ≦30°HITACHI LTD·Filed 1994·Granted Sep 3, 1996·22 cites·8 claims
- 2655US6816134B2Plasma display panelHITACHI LTD·Filed 2002·Granted Nov 9, 2004·3 cites·4 claims
- 2755US5739877AActive matrix liquid crystal display in which the gate and/or drain lines are made of a Cr-Mo alloyHITAHCI LTD·Filed 1995·Granted Apr 14, 1998·25 cites·9 claims
- 2855US5200277AElectroluminescent deviceHITACHI LTD·Filed 1989·Granted Apr 6, 1993·14 cites·11 claims
- 2952US8344382B2Semiconductor device, manufacturing method thereof, and display apparatus using the semiconductor deviceHITACHI LTD·Filed 2009·Granted Jan 1, 2013·0 cites·20 claims
- 3047US5099172AThin film electroluminescent deviceHITACHI LTD·Filed 1988·Granted Mar 24, 1992·9 cites·12 claims
- 3146US5182491AThin film electroluminescent deviceHITACHI LTD·Filed 1992·Granted Jan 26, 1993·10 cites·11 claims
- 3245US4486245AMethod of producing nickel base alloy structure with NiAl coatingHITACHI LTD·Filed 1981·Granted Dec 4, 1984·9 cites·7 claims
- 3339US6831413B2Plasma display panelHITACHI LTD·Filed 2002·Granted Dec 14, 2004·0 cites·3 claims
- 3437US2004061671A1Display apparatus driven by DC currentHITACHI DISPLAYS LTD·Filed 2003·Application pending·0 cites
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