Inventor · disambiguated record
Kazuhiro Ogawa
Also filed as: OGAWA KAZUHIRO
59 granted patents·5 pending applications·2,927 citations·filing 1991–2013
99Inventor score
Top patents by PatentIndex Score
64 records- 0199US6266116B1In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 1996·Granted Jul 24, 2001·359 cites·24 claims
- 0298US6108066AIn-plane field type liquid crystal display device comprising a structure which is prevented from charging with electricityHITACHI LTD·Filed 2000·Granted Aug 22, 2000·119 cites·7 claims
- 0398US5870160AIn-plane field type liquid crystal display device comprising a structure which is prevented from charging with electricityHITACHI LTD·Filed 1996·Granted Feb 9, 1999·327 cites·64 claims
- 0498US5668379AActive matrix crystal display apparatus using thin film transistorHITACHI LTD·Filed 1995·Granted Sep 16, 1997·313 cites·15 claims
- 0596US6034757AIn-plane field type liquid crystal display device comprising a structure which is prevented from charging electricityHITACHI LTD·Filed 1999·Granted Mar 7, 2000·156 cites·6 claims
- 0696US5754266ALiquid crystal display device with wide viewing angle characteristicsHITACHI LTD·Filed 1996·Granted May 19, 1998·128 cites·8 claims
- 0795US8027005B2Liquid crystal display having a pixel region with a source electrode of at least a high-melting-point metal layerHITACHI LTD·Filed 2010·Granted Sep 27, 2011·8 cites·6 claims
- 0895US6417906B2Liquid crystal display device with wide viewing angle characteristicsHITACHI LTD·Filed 2000·Granted Jul 9, 2002·47 cites·20 claims
- 0995US6266117B1Active-matrix liquid crystal displayHIATCHI LTD·Filed 1996·Granted Jul 24, 2001·120 cites·33 claims
- 1095US5760854ALiquid crystal display apparatusHITACHI LTD·Filed 1997·Granted Jun 2, 1998·130 cites·18 claims
- 1195US5294811AThin film semiconductor device having inverted stagger structure, and device having such semiconductor deviceHITACHI LTD·Filed 1991·Granted Mar 15, 1994·170 cites·24 claims
- 1294US7612853B2Active matrix liquid crystal display deviceHITACHI LTD·Filed 2006·Granted Nov 3, 2009·11 cites·7 claims
- 1394US7345729B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 2006·Granted Mar 18, 2008·11 cites·9 claims
- 1493US5929958ALiquid crystal display device with wide viewing angle characteristicsHITACHI LTD·Filed 1998·Granted Jul 27, 1999·86 cites·35 claims
- 1593US5760857AIn-plane field type liquid crystal display device with delta arrangement of three primary color pixelsHITACHI LTD·Filed 1996·Granted Jun 2, 1998·120 cites·21 claims
- 1692US6462799B2Lateral electric-field liquid crystal display device suitable for improvement of aperture ratioHITACHI LTD·Filed 2001·Granted Oct 8, 2002·30 cites·11 claims
- 1792US5978059ALiquid crystal display device with wide viewing angle characteristicsHITACHI LTD·Filed 1998·Granted Nov 2, 1999·81 cites·35 claims
- 1892US5956111ALiquid crystal display device with parallel field having particular spacing and widthHITACHI LTD·Filed 1998·Granted Sep 21, 1999·84 cites·12 claims
- 1991US6545658B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 2001·Granted Apr 8, 2003·25 cites·20 claims
- 2090US6636282B2Liquid crystal display module and liquid crystal display monitor mounting the liquid crystal display moduleHITACHI LTD·Filed 2001·Granted Oct 21, 2003·38 cites·21 claims
- 2189US6831724B2Lateral electric-field liquid crystal display device suitable for improvement of aperture ratioHITACHI LTD·Filed 2001·Granted Dec 14, 2004·20 cites·26 claims
- 2288US7046324B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 2002·Granted May 16, 2006·17 cites·9 claims
- 2387US6201590B1Liquid crystal display device with double-layered structure for gate line and/or data lineHITACHI LTD·Filed 1999·Granted Mar 13, 2001·53 cites·11 claims
- 2487US5760856AIn-plane field type liquid crystal display device with light shielding pattern suitable for high aperture ratioHITACHI LTD·Filed 1996·Granted Jun 2, 1998·87 cites·13 claims
- 2586US6885411B2Liquid crystal display monitor having an improved structure for mounting a liquid crystal display moduleHITACHI LTD·Filed 2003·Granted Apr 26, 2005·27 cites·2 claims
- 2685US8427613B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsOHTA MASUYUKI·Filed 2011·Granted Apr 23, 2013·2 cites·2 claims
- 2784US7046325B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 2003·Granted May 16, 2006·13 cites·13 claims
- 2884US5751381AActive matrix LCD device with image signal lines having a multilayered structureHITACHI LTD·Filed 1994·Granted May 12, 1998·52 cites·17 claims
- 2983US7289182B2Active-matrix liquid crystal displayHITACHI LTD·Filed 2006·Granted Oct 30, 2007·4 cites·7 claims
- 3083US7102711B2Active-matrix liquid crystal displayHITACHI LTD·Filed 2005·Granted Sep 5, 2006·4 cites·23 claims
- 3183US6064460ALCD with parallel field having counter electrode(s) at least equal to 1/2 width of video signal lineHITACHI LTD·Filed 1998·Granted May 16, 2000·43 cites·16 claims
- 3280US7956973B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 2009·Granted Jun 7, 2011·2 cites·20 claims
- 3379US7724334B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 2008·Granted May 25, 2010·2 cites·8 claims
- 3479US6049369AParallel-field TFT LCD having reference electrodes and a conductive layerHITACHI LTD·Filed 1996·Granted Apr 11, 2000·62 cites·3 claims
- 3578US8730443B2Liquid crystal display deviceJAPAN DISPLAY EAST INC·Filed 2013·Granted May 20, 2014·1 cites·6 claims
- 3678USRE42309ELiquid crystal display device module and liquid crystal display monitor mounting the liquid crystal display moduleHITACHI LTD·Filed 2005·Granted Apr 26, 2011·4 cites·38 claims
- 3777US6654092B2Active-matrix liquid crystal displayHITACHI LTD·Filed 2001·Granted Nov 25, 2003·10 cites·5 claims
- 3877US6532053B2Transverse electric field system liquid crystal display device suitable for improving aperture ratioHITACHI LTD·Filed 1996·Granted Mar 11, 2003·29 cites·1 claims
- 3976US6975374B2Lateral electric-field liquid crystal display device suitable for improvement of aperture ratioHITACHI LTD·Filed 2002·Granted Dec 13, 2005·8 cites·28 claims
- 4075US7408609B2Active-matrix liquid crystal displayHITACHI LTD·Filed 2007·Granted Aug 5, 2008·2 cites·7 claims
- 4173US7095470B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 2003·Granted Aug 22, 2006·6 cites·15 claims
- 4269US5734451AActive matrix type liquid crystal display device with specific configurations of the reference electrode and/or the video signal lineHITACHI LTD·Filed 1996·Granted Mar 31, 1998·39 cites·9 claims
- 4367US7158202B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 2003·Granted Jan 2, 2007·4 cites·13 claims
- 4467US5694186AColor liquid crystal display device having special relationship between its isochromatic viewing angle and half-brightness angleHITACHI LTD·Filed 1996·Granted Dec 2, 1997·40 cites·17 claims
- 4566US8704988B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsOHTA MASUYUKI·Filed 2013·Granted Apr 22, 2014·0 cites·3 claims
- 4666US8358394B2Liquid crystal displayHITACHI DISPLAYS LTD·Filed 2012·Granted Jan 22, 2013·0 cites·7 claims
- 4766US7088414B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 2003·Granted Aug 8, 2006·4 cites·13 claims
- 4863US8233126B2Liquid crystal display device with semiconductor layer of TFT and pixel electrode at different levelsOHTA MASUYUKI·Filed 2011·Granted Jul 31, 2012·0 cites·14 claims
- 4963US8154698B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsOHTA MASUYUKI·Filed 2011·Granted Apr 10, 2012·0 cites·8 claims
- 5062US7079212B2In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directionsHITACHI LTD·Filed 2003·Granted Jul 18, 2006·3 cites·25 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →