Inventor · disambiguated record
Akira Tagawa
Also filed as: TAGAWA AKIRA
47 granted patents·8 pending applications·685 citations·filing 1989–2022
98Inventor score
Top patents by PatentIndex Score
55 records- 0199US7495389B2Organic light emitting element including auxiliary electrode, display device including the same and method for manufacturing the organic light emitting elementSHARP KK·Filed 2005·Granted Feb 24, 2009·86 cites·14 claims
- 0297US11138947B2Scanning signal line drive circuit and display device provided with sameSHARP KK·Filed 2020·Granted Oct 5, 2021·8 cites·10 claims
- 0397US5691783ALiquid crystal display device and method for driving the sameSHARP KK·Filed 1994·Granted Nov 25, 1997·239 cites·4 claims
- 0496US11151956B1Scanning signal line drive circuit, display device provided with same, and driving method of scanning signal lineSHARP KK·Filed 2021·Granted Oct 19, 2021·5 cites·18 claims
- 0590US11328684B2Liquid crystal display device with display quality difference prevention between display panelsSHARP KK·Filed 2021·Granted May 10, 2022·2 cites·20 claims
- 0690US7046220B2Display and driving method thereofSHARP KK·Filed 2002·Granted May 16, 2006·43 cites·18 claims
- 0789US10629630B2Active matrix substrate, and liquid crystal display device provided with active matrix substrateSHARP KK·Filed 2017·Granted Apr 21, 2020·5 cites·17 claims
- 0887US11328682B2Display device capable of high-speed charging/discharging and switching scanning order of gate bus linesSHARP KK·Filed 2021·Granted May 10, 2022·2 cites·16 claims
- 0986US12002820B2Active matrix substrateSHARP KK·Filed 2022·Granted Jun 4, 2024·1 cites·16 claims
- 1081US7515126B2Driving circuit for display device, and display deviceSHARP KK·Filed 2004·Granted Apr 7, 2009·16 cites·9 claims
- 1181US5617229AField 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
- 1280US10923064B2Scanning signal line drive circuit and display device equipped with sameSHARP KK·Filed 2018·Granted Feb 16, 2021·5 cites·10 claims
- 1377US6927766B2Image display apparatusSHARP KK·Filed 2001·Granted Aug 9, 2005·16 cites·20 claims
- 1477US5539546AFerroelectric liquid crystal display device in which partition walls formed on an electrode create differently sized partition areas for gray scaleSHARP KK·Filed 1994·Granted Jul 23, 1996·43 cites·7 claims
- 1575US10984747B2Active matrix substrate, display device, and drive method thereforSHARP KK·Filed 2020·Granted Apr 20, 2021·1 cites·15 claims
- 1673US9495929B2Shift register, driver circuit and display deviceSHARP KK·Filed 2013·Granted Nov 15, 2016·2 cites·20 claims
- 1771US8299986B2Driving circuit for display device, and display deviceSENDA TAKAHIRO·Filed 2009·Granted Oct 30, 2012·1 cites·5 claims
- 1871US8242985B2Display device and method for manufacturing the sameKISHI NORITAKA·Filed 2008·Granted Aug 14, 2012·2 cites·12 claims
- 1971US8102337B2Driving circuit for display device, and display deviceSENDA TAKAHIRO·Filed 2008·Granted Jan 24, 2012·1 cites·16 claims
- 2070US8421719B2Driving circuit for display device, and display deviceSENDA TAKAHIRO·Filed 2009·Granted Apr 16, 2013·1 cites·6 claims
- 2170US6075506ADisplay and method of operating a displaySHARP KK·Filed 1997·Granted Jun 13, 2000·31 cites·10 claims
- 2269US10818260B2Scan signal line driving circuit and display device including sameSHARP KK·Filed 2018·Granted Oct 27, 2020·1 cites·6 claims
- 2364US6232943B1Liquid crystal displaySHARP KK·Filed 1998·Granted May 15, 2001·28 cites·4 claims
- 2459US10902813B2Shift register and display device provided with sameSHARP KK·Filed 2018·Granted Jan 26, 2021·1 cites·7 claims
- 2559US7923926B2Organic electroluminescent panel and organic electroluminescent display deviceSHARP KK·Filed 2006·Granted Apr 12, 2011·1 cites·12 claims
- 2656US10984744B2Display device including a driver circuit outputting a pulse signal to scanning signal lines and method of driving the display deviceSHARP KK·Filed 2019·Granted Apr 20, 2021·0 cites·14 claims
- 2756US6061043ALiquid crystal display having grey levels with reduced variations due to temperature and liquid crystal variationsSHARP KK·Filed 1997·Granted May 9, 2000·17 cites·9 claims
- 2856US5465168AGradation driving method for bistable ferroelectric liquid crystal using effective cone angle in both statesSHARP KK·Filed 1993·Granted Nov 7, 1995·21 cites·22 claims
- 2954US10964244B2Display deviceSHARP KK·Filed 2019·Granted Mar 30, 2021·0 cites·14 claims
- 3054US6271820B1Light modulating devicesFiled 1998·Granted Aug 7, 2001·19 cites·16 claims
- 3151US11644729B2Active matrix substrate and liquid crystal display deviceSHARP DISPLAY TECHNOLOGY CORP·Filed 2022·Granted May 9, 2023·0 cites·19 claims
- 3251US10777111B2Display deviceSHARP KK·Filed 2019·Granted Sep 15, 2020·0 cites·6 claims
- 3351US10490144B2TFT circuit and shift register circuitSHARP KK·Filed 2017·Granted Nov 26, 2019·0 cites·9 claims
- 3450US11715437B2Liquid crystal display deviceSHARP DISPLAY TECHNOLOGY CORP·Filed 2022·Granted Aug 1, 2023·0 cites·17 claims
- 3550US2006290855A1Liquid crystal display apparatusSHARP KK·Filed 2006·Application pending·0 cites
- 3648US7728515B2Light-emitting circuit board and light-emitting display deviceSHARP KK·Filed 2006·Granted Jun 1, 2010·0 cites·8 claims
- 3748US5844537ALiquid crystal display, data signal generator, and method of addressing a liquid crystal displaySHARP KK·Filed 1995·Granted Dec 1, 1998·13 cites·14 claims
- 3846US2004017484A1Recording/reproducing apparatus and power supply methodTOSHIBA KK·Filed 2003·Application pending·0 cites
- 3946US2008136795A1Display Device and Driving Method ThereofNUMAO TAKAJI·Filed 2005·Application pending·0 cites
- 4045US10796655B2Display deviceSHARP KK·Filed 2018·Granted Oct 6, 2020·0 cites·7 claims
- 4144US11100882B1Display deviceSHARP KK·Filed 2020·Granted Aug 24, 2021·0 cites·7 claims
- 4244US10770018B2Scanning signal line drive circuit, display device including the same, and scanning signal line driving methodSHARP KK·Filed 2019·Granted Sep 8, 2020·0 cites·8 claims
- 4344US2019318700A1Display device and method for driving the sameSHARP KK·Filed 2019·Application pending·0 cites
- 4442US2019108810A1Shift register and display device provided with sameSHARP KK·Filed 2018·Application pending·0 cites
- 4540US6215533B1Ferroelectric liquid crystal driving using square wave and non-square wave signalsSHARP KK·Filed 1997·Granted Apr 10, 2001·8 cites·34 claims
- 4639US2001019390A1Liquid crystal display apparatusFiled 2000·Application pending·0 cites
- 4738US2021125575A1Display device and drive method thereofSHARP KK·Filed 2020·Application pending·0 cites
- 4837US10796659B2Display device and method for driving the sameSHARP KK·Filed 2019·Granted Oct 6, 2020·0 cites·12 claims
- 4937US2020394976A1Scanning signal line drive circuit and display device provided with sameSHARP KK·Filed 2020·Application pending·0 cites
- 5036US10276119B2Shift register and display device provided therewithSHARP KK·Filed 2015·Granted Apr 30, 2019·0 cites·12 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →