Inventor · disambiguated record
Hiroshi Takahara
Also filed as: TAKAHARA HIROSHI
71 granted patents·15 pending applications·2,999 citations·filing 1988–2025
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD32JOLED INC25TOSHIBA MATSUSHITA DISPLAY TEC15QUALTEC CO LTD4PANASONIC CORP3
Top patents by PatentIndex Score
86 records- 0199US10923030B2EL display apparatusJOLED INC·Filed 2020·Granted Feb 16, 2021·6 cites·21 claims
- 0299US10818235B2EL display apparatusJOLED INC·Filed 2020·Granted Oct 27, 2020·6 cites·10 claims
- 0399US7528812B2EL display apparatus, driving circuit of EL display apparatus, and image display apparatusPANASONIC CORP·Filed 2007·Granted May 5, 2009·158 cites·14 claims
- 0499US6628355B1Liquid crystal display panel including a light shielding film to control incident lightMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 30, 2003·372 cites·2 claims
- 0599US5673127ADisplay panel and display device using a display panelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Sep 30, 1997·111 cites·62 claims
- 0698US11302253B2El display apparatusJOLED INC·Filed 2020·Granted Apr 12, 2022·6 cites·7 claims
- 0798US7932880B2EL display panel driving methodTOSHIBA MATSUSHITA DISPLAY TEC·Filed 2010·Granted Apr 26, 2011·32 cites·20 claims
- 0898US6992718B1Illuminating apparatus, display panel, view finder, video display apparatus, and video camera mounting the elementsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jan 31, 2006·375 cites·2 claims
- 0997US10553158B2EL display apparatusJOLED INC·Filed 2018·Granted Feb 4, 2020·6 cites·17 claims
- 1097US10453395B2EL display apparatusJOLED INC·Filed 2018·Granted Oct 22, 2019·6 cites·18 claims
- 1197US10347183B2EL display apparatusJOLED INC·Filed 2018·Granted Jul 9, 2019·6 cites·20 claims
- 1297US10198992B2EL display apparatusJOLED INC·Filed 2017·Granted Feb 5, 2019·8 cites·15 claims
- 1397US7924248B2Drive method of EL display apparatusTOSHIBA MATSUSHITA DISPLAY TEC·Filed 2010·Granted Apr 12, 2011·23 cites·20 claims
- 1497US6219113B1Method and apparatus for driving an active matrix display panelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Apr 17, 2001·270 cites·14 claims
- 1596US10699639B2EL display apparatusJOLED INC·Filed 2019·Granted Jun 30, 2020·6 cites·13 claims
- 1696US10198993B2EL display apparatusJOLED INC·Filed 2018·Granted Feb 5, 2019·6 cites·20 claims
- 1796US10134336B2EL display apparatusJOLED INC·Filed 2016·Granted Nov 20, 2018·6 cites·19 claims
- 1896US9997108B1EL display apparatusJOLED INC·Filed 2018·Granted Jun 12, 2018·6 cites·20 claims
- 1996US9959809B2EL display apparatusJOLED INC·Filed 2017·Granted May 1, 2018·6 cites·22 claims
- 2096US9922597B2EL display apparatusJOLED INC·Filed 2016·Granted Mar 20, 2018·6 cites·19 claims
- 2196US9892683B2EL display apparatusJOLED INC·Filed 2016·Granted Feb 13, 2018·6 cites·18 claims
- 2296US9728130B2EL display apparatusJOLED INC·Filed 2014·Granted Aug 8, 2017·8 cites·13 claims
- 2396US6049364ADisplay panel and display device using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Apr 11, 2000·70 cites·6 claims
- 2495US8063855B2Drive method of EL display panelTAKAHARA HIROSHI·Filed 2007·Granted Nov 22, 2011·26 cites·11 claims
- 2594US7737933B2Display unit and drive system thereof and an information display unitTOSHIBA MATSUSHITA DISPLAY TEC·Filed 2001·Granted Jun 15, 2010·74 cites·10 claims
- 2694US6545653B1Method and device for displaying image signals and viewfinderMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Apr 8, 2003·190 cites·14 claims
- 2793US6218679B1Display panel and display device using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Apr 17, 2001·107 cites·23 claims
- 2892US7742019B2Drive method of el display apparatusTOSHIBA MATSUSHITA DISPLAY TEC·Filed 2003·Granted Jun 22, 2010·41 cites·14 claims
- 2991US5436635ADisplay device and display system using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jul 25, 1995·121 cites·29 claims
- 3090US9773450B2EL display panel with gate driver circuits mounted on flexible board including terminal connection lines connecting connection parts and control terminalsJOLED INC·Filed 2013·Granted Sep 26, 2017·6 cites·20 claims
- 3190US9595222B2Image display apparatusJOLED INC·Filed 2013·Granted Mar 14, 2017·7 cites·20 claims
- 3290US7777698B2Drive method of EL display panelTOSHIBA MATSUSHITA DISPLAY TEC·Filed 2003·Granted Aug 17, 2010·49 cites·19 claims
- 3390US6897884B2Matrix display and its drive methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 24, 2005·46 cites·4 claims
- 3487US9138753B1Spray nozzle and the applicationTAKAHARA HIROSHI·Filed 2010·Granted Sep 22, 2015·11 cites·6 claims
- 3587US4906071ALiquid crystal display device and video projector incorporating same with particular driving circuit connection schemeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Mar 6, 1990·71 cites·21 claims
- 3685US5737050ALight valve having reduced reflected light, high brightness and high contrastMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Apr 7, 1998·83 cites·41 claims
- 3784US5469278ALiquid crystal panel and viewfinder for video camera and projection display using liquid crystal panelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Nov 21, 1995·63 cites·24 claims
- 3883US9466244B2EL display device and production method thereforJOLED INC·Filed 2012·Granted Oct 11, 2016·4 cites·10 claims
- 3982US5477351APolymer dispersed liquid crystal panel with diffraction grating and reflective counter electrodeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Dec 19, 1995·59 cites·48 claims
- 4082US5453857ALiquid crystal display with two transistors per pixel driven at opposite polaritiesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Sep 26, 1995·58 cites·4 claims
- 4180US10235938B2Gate driver circuit including variable clock cycle control, and image display apparatus including the sameJOLED INC·Filed 2014·Granted Mar 19, 2019·3 cites·19 claims
- 4279US9928781B2Organic EL display device and driving methodJOLED INC·Filed 2014·Granted Mar 27, 2018·3 cites·9 claims
- 4379US9263510B2EL display devicePANASONIC CORP·Filed 2014·Granted Feb 16, 2016·3 cites·9 claims
- 4479US5570215ALiquid crystal display apparatus and projection displaying apparatus having a rotatable phase difference plate and polarizerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Oct 29, 1996·62 cites·44 claims
- 4579US5517278AViewfinder for video camerasMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted May 14, 1996·47 cites·26 claims
- 4676US6005651ADisplay panel and projection display system with use of display panelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Dec 21, 1999·50 cites·29 claims
- 4775US8022899B2EL display apparatus and drive method of EL display apparatusTOSHIBA MATSUSHITA DISPLAY TEC·Filed 2006·Granted Sep 20, 2011·13 cites·1 claims
- 4875US5426522AMethod of fabricating a polymer dispersed liquid crystal panel with measuring thickness, adjusting then hardeningMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jun 20, 1995·36 cites·16 claims
- 4974US5875008ALiquid crystal panel and projection display with use of liquid crystal panelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Feb 23, 1999·48 cites·64 claims
- 5073US2025290966A1Power Semiconductor Test ApparatusQUALTEC CO LTD·Filed 2025·Application pending·0 cites
Showing the top 50 of 86 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Hiroshi Takahara files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →