Inventor · disambiguated record
Yutaka Ishii
Also filed as: ISHII YUTAKA
100 granted patents·12 pending applications·5,650 citations·filing 1981–2022
99Inventor score
Top patents by PatentIndex Score
112 records- 0198US6819379B2Liquid crystal display device with light transmission and reflection regionsSHARP KK·Filed 2001·Granted Nov 16, 2004·116 cites·19 claims
- 0298US6452654B2Liquid crystal display in which at least one pixel includes both a transmissive region and a reflective regionSHARP KK·Filed 2000·Granted Sep 17, 2002·218 cites·13 claims
- 0398US6330047B1Liquid crystal display device and method for fabricating the sameSHARP KK·Filed 2000·Granted Dec 11, 2001·233 cites·32 claims
- 0498US6295109B1LCD with plurality of pixels having reflective and transmissive regionsSHARP KK·Filed 1998·Granted Sep 25, 2001·357 cites·27 claims
- 0598US6195140B1Liquid crystal display in which at least one pixel includes both a transmissive region and a reflective regionSHARP KK·Filed 1998·Granted Feb 27, 2001·649 cites·34 claims
- 0698US5956112ALiquid crystal display device and method for manufacturing the sameSHARP KK·Filed 1996·Granted Sep 21, 1999·487 cites·23 claims
- 0798US5642214AOptical modulating element and electronic apparatus using itSHARP KK·Filed 1994·Granted Jun 24, 1997·409 cites·4 claims
- 0897US7952667B2Liquid crystal display deviceSHARP KK·Filed 2010·Granted May 31, 2011·19 cites·17 claims
- 0997US7535528B2Liquid crystal display deviceSHARP KK·Filed 2006·Granted May 19, 2009·30 cites·12 claims
- 1097US7468768B2Liquid crystal display deviceSHARP KK·Filed 2006·Granted Dec 23, 2008·30 cites·12 claims
- 1197US7151581B2Liquid crystal display with light transmission regions and light reflection regionsSHARP KK·Filed 2005·Granted Dec 19, 2006·41 cites·29 claims
- 1297US6950159B2Transflective LCD device having less distance between transmission region and first bus line than transmission region and second bus lineSHARP KK·Filed 2004·Granted Sep 27, 2005·66 cites·32 claims
- 1397US6624860B1Color filter layer providing transmitted light with improved brightness and display device using sameSHARP KK·Filed 2000·Granted Sep 23, 2003·97 cites·26 claims
- 1496US7663717B2Liquid crystal display deviceSHARP KK·Filed 2006·Granted Feb 16, 2010·24 cites·29 claims
- 1596US6215538B1Liquid crystal display including both color filter and non-color filter regions for increasing brightnessSHARP KK·Filed 1999·Granted Apr 10, 2001·212 cites·13 claims
- 1696US5134507ALiquid crystal display apparatus having a particular optical compensating memberSHARP KK·Filed 1989·Granted Jul 28, 1992·133 cites·5 claims
- 1795US5204765ALiquid crystal display device having reflector of a substrate, a patterned resin, and a reflective film, and method of making sameSHARP KK·Filed 1992·Granted Apr 20, 1993·131 cites·7 claims
- 1894US8054423B2Liquid crystal display deviceSHARP KK·Filed 2010·Granted Nov 8, 2011·11 cites·19 claims
- 1994US5341231ALiquid crystal display device with edge lit lightguide reflecting light to back reflector by total internal reflectionSHARP KK·Filed 1992·Granted Aug 23, 1994·149 cites·29 claims
- 2093US8228469B2Liquid crystal display deviceKUBO MASUMI·Filed 2011·Granted Jul 24, 2012·11 cites·15 claims
- 2193US7250998B2Color filter layer comprising a transmissive non-color filter region and the transflective display device using the sameSHARP KK·Filed 2005·Granted Jul 31, 2007·25 cites·8 claims
- 2293US5426526AReflection type single crystal silicon substrate liquid crystal display device and systemSHARP KK·Filed 1992·Granted Jun 20, 1995·137 cites·18 claims
- 2392US7691191B2Anthrapyridone compound, salt thereof, magenta ink composition and colored productNIPPON KAYAKU KK·Filed 2007·Granted Apr 6, 2010·13 cites·18 claims
- 2492US5539547ALiquid crystal device with plural polymer network filmsSHARP KK·Filed 1995·Granted Jul 23, 1996·132 cites·18 claims
- 2591US6852205B1Water-electrolysis-device-use electrode plate, unit, solid electrolytic membrane unit and electrolytic cellSHINKO PANTEC CO LTD·Filed 2000·Granted Feb 8, 2005·54 cites·32 claims
- 2691US5627557ADisplay apparatusSHARP KK·Filed 1993·Granted May 6, 1997·132 cites·20 claims
- 2790US7678185B2Anthrapyridone compound or salt thereof, magenta ink composition containing the same, and colored productNIPPON KAYAKU KK·Filed 2007·Granted Mar 16, 2010·9 cites·20 claims
- 2890US6906765B2Color filter layer and display device using the sameSHARP KK·Filed 2003·Granted Jun 14, 2005·25 cites·13 claims
- 2989US5579199ANon-volatile memory device and a method for producing the sameSHARP KK·Filed 1993·Granted Nov 26, 1996·76 cites·24 claims
- 3089US5506705AGoggle type display apparatusSHARP KK·Filed 1994·Granted Apr 9, 1996·84 cites·18 claims
- 3188US7785411B2Anthrapyridone compound or salt thereof, magenta ink composition and colored productNIPPON KAYAKU KK·Filed 2007·Granted Aug 31, 2010·9 cites·21 claims
- 3288US5444651ANon-volatile memory deviceSHARP KK·Filed 1992·Granted Aug 22, 1995·66 cites·50 claims
- 3387US7871464B2Anthrapyridone compound or salt thereof, magenta ink composition and colored productNIPPON KAYAKU KK·Filed 2008·Granted Jan 18, 2011·18 cites·22 claims
- 3487US5552840AThree dimensional projection display reflecting divided polarized light on to reflective liquid crystal display elementsSHARP KK·Filed 1993·Granted Sep 3, 1996·82 cites·20 claims
- 3586US5220444AReflective-type liquid crystal display device with etched oxide layer between substrate and metal film and method for producing sameSHARP KK·Filed 1991·Granted Jun 15, 1993·71 cites·5 claims
- 3685US10279573B2Manufacturing method of honeycomb structure, and bonding materialNGK INSULATORS LTD·Filed 2016·Granted May 7, 2019·3 cites·7 claims
- 3785US5581273AImage display apparatusSHARP KK·Filed 1994·Granted Dec 3, 1996·56 cites·8 claims
- 3884US5528401ALiquid crystal display device having an orientation layer containing liquid crystal with a controlled orientation and method for manufacturing the sameSHARP KK·Filed 1994·Granted Jun 18, 1996·65 cites·23 claims
- 3983US5610414ASemiconductor deviceSHARP KK·Filed 1994·Granted Mar 11, 1997·74 cites·75 claims
- 4082US6175351B1Image display apparatus and a method for driving the sameSHARP KK·Filed 1997·Granted Jan 16, 2001·67 cites·13 claims
- 4182US5151688AInput/output display panel with light penSHARP KK·Filed 1990·Granted Sep 29, 1992·100 cites·7 claims
- 4281US5617229AField sequential ferroelectric LCD having a single crystalline layer in which a plurality of circuit elements are formedSHARP KK·Filed 1994·Granted Apr 1, 1997·54 cites·5 claims
- 4381US5566010ALiquid crystal display with several capacitors for holding information at each pixelSHARP KK·Filed 1994·Granted Oct 15, 1996·65 cites·22 claims
- 4481US4413256ADriving method for display panelsSHARP KK·Filed 1981·Granted Nov 1, 1983·48 cites·2 claims
- 4580US7985287B2Anthrapyridone compound or a salt thereof, magenta ink composition containing the anthrapyridone compound and colored productNIPPON KAYAKU KK·Filed 2009·Granted Jul 26, 2011·4 cites·17 claims
- 4680US4926168ALiquid crystal display device having a randomly determined polarity reversal frequencySHARP KK·Filed 1988·Granted May 15, 1990·40 cites·11 claims
- 4779US7471359B2Color filter layer having different area ratio between different colors and transflective liquid crystal display device using the sameSHARP KK·Filed 2007·Granted Dec 30, 2008·3 cites·24 claims
- 4878US7909926B2Ink composition and colored productNIPPON KAYAKU KK·Filed 2007·Granted Mar 22, 2011·3 cites·13 claims
- 4978US7599023B2Color filter layer and transflective liquid crystal display device using the sameSHARP KK·Filed 2007·Granted Oct 6, 2009·5 cites·8 claims
- 5078US5659332ADisplay unit of input integral typeSHARP KK·Filed 1994·Granted Aug 19, 1997·76 cites·33 claims
Showing the top 50 of 112 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →