Inventor · disambiguated record
Katsumi Kondo
Also filed as: KONDO KATSUMI
184 granted patents·13 pending applications·7,259 citations·filing 1973–2020
99Inventor score
Files withHITACHI LTD128TOYOTA MOTOR CO LTD18HITACHI DISPLAYS LTD10UTSUMI YUKA4MITSUBISHI ELECTRIC CORP3
Top patents by PatentIndex Score
197 records- 0199US7460103B2Liquid crystal display apparatus with luminance distribution calculating, backlight controller, and video correction to improve display contrast ratioHITACHI DISPLAYS LTD·Filed 2005·Granted Dec 2, 2008·118 cites·9 claims
- 0299US7245336B2Liquid crystal display deviceHITACHI LTD·Filed 2006·Granted Jul 17, 2007·135 cites·10 claims
- 0399US6266116B1In-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
- 0499US5598285ALiquid crystal display deviceHITACHI LTD·Filed 1993·Granted Jan 28, 1997·567 cites·81 claims
- 0598US7489374B2Liquid crystal displayHITACHI DISPLAYS LTD·Filed 2004·Granted Feb 10, 2009·188 cites·8 claims
- 0698US7233304B1Liquid crystal display apparatusHITACHI LTD·Filed 2000·Granted Jun 19, 2007·161 cites·10 claims
- 0798US5705826AField-effect transistor having a semiconductor layer made of an organic compoundHITACHI LTD·Filed 1995·Granted Jan 6, 1998·253 cites·18 claims
- 0897US6590627B2Liquid crystal displayHITACHI LTD·Filed 2001·Granted Jul 8, 2003·106 cites·20 claims
- 0997US5854139AOrganic field-effect transistor and production thereofHITACHI LTD·Filed 1997·Granted Dec 29, 1998·178 cites·8 claims
- 1097US5737051ALiquid crystal display deviceHITACHI LTD·Filed 1996·Granted Apr 7, 1998·193 cites·13 claims
- 1197US5600464ALiquid crystal display device having the electric field parallel to the substratesHITACHI LTD·Filed 1994·Granted Feb 4, 1997·161 cites·19 claims
- 1297US4818077AFerroelectric liquid crystal device and method of driving the sameHITACHI LTD·Filed 1985·Granted Apr 4, 1989·161 cites·14 claims
- 1396US8059235B2Liquid crystal displayUTSUMI YUKA·Filed 2009·Granted Nov 15, 2011·38 cites·4 claims
- 1496US7006173B1Liquid crystal display device having particular reflective polarizerHITACHI LTD·Filed 1999·Granted Feb 28, 2006·189 cites·16 claims
- 1596US6104454ALiquid crystal displayHITACHI LTD·Filed 1996·Granted Aug 15, 2000·165 cites·11 claims
- 1696US5786876AActive matrix type liquid crystal display systemHITACHI LTD·Filed 1994·Granted Jul 28, 1998·146 cites·39 claims
- 1796US5754266ALiquid crystal display device with wide viewing angle characteristicsHITACHI LTD·Filed 1996·Granted May 19, 1998·128 cites·8 claims
- 1895US7478925B2Lighting source unit, illuminating apparatus using the same and display apparatus using the sameHITACHI DISPLAYS LTD·Filed 2005·Granted Jan 20, 2009·36 cites·22 claims
- 1995US6958799B2Liquid crystal displayHITACHI LTD·Filed 2003·Granted Oct 25, 2005·67 cites·12 claims
- 2095US6417906B2Liquid crystal display device with wide viewing angle characteristicsHITACHI LTD·Filed 2000·Granted Jul 9, 2002·47 cites·20 claims
- 2195US6341004B1Liquid crystal display device with common electrode arrangementHITACHI LTD·Filed 2000·Granted Jan 22, 2002·49 cites·10 claims
- 2295US5831707AActive matrix type liquid crystal display apparatusHITACHI LTD·Filed 1995·Granted Nov 3, 1998·139 cites·33 claims
- 2395US5157526AUnabsorbing type polarizer, method for manufacturing the same, polarized light source using the same, and apparatus for liquid crystal display using the sameHITACHI LTD·Filed 1991·Granted Oct 20, 1992·174 cites·16 claims
- 2494US7345729B2In-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
- 2594US7019799B2Liquid crystal display with optical adjustment layer controlling transmittance of emitted light in accordance with wavelengthHITACHI LTD·Filed 2005·Granted Mar 28, 2006·17 cites·14 claims
- 2694US5914761ALiquid crystal display device with at least one of insulating layer and orienting filmHITACHI LTD·Filed 1996·Granted Jun 22, 1999·106 cites·20 claims
- 2794US3969553AMethod of manufacturing a metal-impregnated bodyTOYOTA MOTOR CO LTD·Filed 1974·Granted Jul 13, 1976·74 cites·8 claims
- 2893US8514351B2Liquid crystal displaySASAKI HIROSHI·Filed 2010·Granted Aug 20, 2013·10 cites·4 claims
- 2993US8025939B2Liquid crystal display and method for manufacturing sameHITACHI DISPLAYS LTD·Filed 2010·Granted Sep 27, 2011·7 cites·12 claims
- 3093US5929958ALiquid crystal display device with wide viewing angle characteristicsHITACHI LTD·Filed 1998·Granted Jul 27, 1999·86 cites·35 claims
- 3193US5910271AActive matrix type liquid crystal display apparatusHITACHI LTD·Filed 1996·Granted Jun 8, 1999·139 cites·15 claims
- 3292US8059245B2Active matrix type liquid crystal display and liquid crystal materialIWAKABE YASUSHI·Filed 2010·Granted Nov 15, 2011·14 cites·3 claims
- 3392US7826022B2Active matrix type liquid crystal display and liquid crystal materialHITACHI LTD·Filed 2009·Granted Nov 2, 2010·10 cites·4 claims
- 3492US7551169B2Liquid crystal display deviceHITACHI LTD·Filed 2006·Granted Jun 23, 2009·11 cites·3 claims
- 3592US7319465B2Low-power driven display deviceHITACHI LTD·Filed 2003·Granted Jan 15, 2008·56 cites·10 claims
- 3692US6664016B2Magenta tonerCANON KK·Filed 2001·Granted Dec 16, 2003·43 cites·61 claims
- 3792US5978059ALiquid crystal display device with wide viewing angle characteristicsHITACHI LTD·Filed 1998·Granted Nov 2, 1999·81 cites·35 claims
- 3892US5956111ALiquid crystal display device with parallel field having particular spacing and widthHITACHI LTD·Filed 1998·Granted Sep 21, 1999·84 cites·12 claims
- 3991US7538829B2Active matrix type liquid crystal display and liquid crystal materialHITACHI LTD·Filed 2006·Granted May 26, 2009·10 cites·13 claims
- 4091US6545658B2In-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
- 4190US7911541B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2006·Granted Mar 22, 2011·8 cites·28 claims
- 4290US7718234B2Liquid crystal display and method for manufacturing sameHITACHI DISPLAYS LTD·Filed 2003·Granted May 18, 2010·21 cites·24 claims
- 4389US6724455B2Color liquid crystal display device using color filter and liquid crystal layer with d•Δn of specified rangeHITACHI LTD·Filed 2002·Granted Apr 20, 2004·26 cites·1 claims
- 4489US5841496AReflective liquid crystal display deviceHITACHI LTD·Filed 1996·Granted Nov 24, 1998·71 cites·6 claims
- 4588US8758871B2Liquid crystal display and method for manufacturing sameTOMIOKA YASUSHI·Filed 2011·Granted Jun 24, 2014·4 cites·14 claims
- 4688US7742137B2Display device and electrical appliance using the sameHITACHI LTD·Filed 2006·Granted Jun 22, 2010·11 cites·28 claims
- 4788US7046324B2In-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
- 4888US6504594B2Liquid crystal display deviceHITACHI LTD·Filed 2001·Granted Jan 7, 2003·24 cites·16 claims
- 4988US6476890B1Reflective color liquid crystal display apparatus with colored polymer layerHITACHI LTD·Filed 1999·Granted Nov 5, 2002·80 cites·8 claims
- 5088US6137560AActive matrix type liquid crystal display apparatus with light source color compensationHITACHI LTD·Filed 1996·Granted Oct 24, 2000·65 cites·9 claims
Showing the top 50 of 197 patent records by PatentIndex Score.
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