Inventor · disambiguated record
Takao Tanaka
Also filed as: ASANUMA TADASHI · TANAKA TAKAO
50 granted patents·13 pending applications·586 citations·filing 1978–2024
98Inventor score
Files withJAPAN DISPLAY INC6HOYA LENS THAILAND LTD5NEC CORP5HITACHI DISPLAYS LTD4ALPS ELECTRIC CO LTD3
Top patents by PatentIndex Score
63 records- 0194US4823689AElastic roller with internal openings for use with image forming apparatusCANON KK·Filed 1987·Granted Apr 25, 1989·47 cites·42 claims
- 0293US7872725B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2009·Granted Jan 18, 2011·11 cites·7 claims
- 0392US9069213B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2014·Granted Jun 30, 2015·5 cites·5 claims
- 0492US7773189B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2008·Granted Aug 10, 2010·10 cites·6 claims
- 0591US9575378B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2015·Granted Feb 21, 2017·3 cites·17 claims
- 0690US7385666B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2004·Granted Jun 10, 2008·24 cites·6 claims
- 0789US8405813B2Liquid crystal display deviceASHIZAWA KEIICHIRO·Filed 2010·Granted Mar 26, 2013·7 cites·9 claims
- 0889US4637767AThreaded fastenerTOPURA KK·Filed 1984·Granted Jan 20, 1987·76 cites·13 claims
- 0987US10371991B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2018·Granted Aug 6, 2019·1 cites·9 claims
- 1085US10054826B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2016·Granted Aug 21, 2018·1 cites·7 claims
- 1179US8724072B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2013·Granted May 13, 2014·1 cites·2 claims
- 1279US7527835B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2006·Granted May 5, 2009·5 cites·10 claims
- 1376US2019317354A1Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2019·Application pending·0 cites
- 1475US10071384B2Dust collector, dust collection system, and dust collection methodMITSUBISHI HEAVY IND MECHATRONICS SYSTEMS LTD·Filed 2014·Granted Sep 11, 2018·4 cites·9 claims
- 1575US6306603B1CD36 mutant gene and methods for diagnosing diseases caused by abnormal lipid metabolism and diagnostic kits thereforWAKUNAGA PHAEMACEUTICAL CO LTD·Filed 2000·Granted Oct 23, 2001·6 cites·14 claims
- 1675US4624976AModeling material compositionNIPPON PETROCHEMICALS CO LTD·Filed 1985·Granted Nov 25, 1986·17 cites·11 claims
- 1773US9249496B2Method for manufacturing liquid crystal deviceZHANG HUIPING·Filed 2009·Granted Feb 2, 2016·2 cites·6 claims
- 1873US4869925AMethod for preparing aluminum nitride and its sinterMITSUI TOATSU CHEMICALS·Filed 1988·Granted Sep 26, 1989·17 cites·18 claims
- 1972US5258866AMethod of connecting liquid crystal display and circuit board with thermal expansion compensationALPS ELECTRIC CO LTD·Filed 1992·Granted Nov 2, 1993·41 cites·4 claims
- 2072US4220745AProcess for polymerization of α-olefinsMITSUI TOATSU CHEMICALS·Filed 1978·Granted Sep 2, 1980·14 cites·14 claims
- 2171US11351650B2Spectacle lens manufacturing methodHOYA LENS THAILAND LTD·Filed 2019·Granted Jun 7, 2022·0 cites·7 claims
- 2271US10610820B2Flue gas treatment system and methodMITSUBISHI HEAVY IND ENG LTD·Filed 2019·Granted Apr 7, 2020·0 cites·2 claims
- 2369US10549398B2Block device, spectacle lens manufacturing method, and programHOYA LENS THAILAND LTD·Filed 2014·Granted Feb 4, 2020·1 cites·4 claims
- 2469US5511636ADrum brake device to facilitate visual confirmation of wearNISSHIN SPINNING·Filed 1995·Granted Apr 30, 1996·20 cites·6 claims
- 2569US5054329AStarter motor pinion shaft oil sealMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Oct 8, 1991·33 cites·2 claims
- 2668US5010265AMoisture drain bush for an engine starter motorMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Apr 23, 1991·32 cites·5 claims
- 2766US9808809B2Dust collector, electrode selection method for dust collector, and dust collection methodMITSUBISHI HEAVY IND MECHATRONICS SYSTEMS LTD·Filed 2013·Granted Nov 7, 2017·2 cites·4 claims
- 2866US5283677ALiquid crystal display with ground regions between terminal groupsALPS ELECTRIC CO LTD·Filed 1992·Granted Feb 1, 1994·31 cites·1 claims
- 2964US5604837ALight transmitting apparatusJAPAN STORAGE BATTERY CO LTD·Filed 1995·Granted Feb 18, 1997·30 cites·4 claims
- 3061US6435317B2Brake cable-connecting apparatus for drum brakeNISSHIN SPINNING·Filed 2001·Granted Aug 20, 2002·7 cites·14 claims
- 3158US2023372476A1Novel use of mycobacterium tuberculosis extractZERIA PHARM CO LTD·Filed 2021·Application pending·0 cites
- 3257US2010006429A1Sputtering apparatus and manufacturing apparatus for liquid crystal deviceSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 3357US2025043842A1Friction materialNISSHINBO BRAKE INC·Filed 2024·Application pending·0 cites
- 3456US10328383B2Flue gas treatment system and methodMITSUBISHI HEAVY IND LTD·Filed 2015·Granted Jun 25, 2019·0 cites·3 claims
- 3556US4983462AMethod for preparing aluminum nitride and its sinterMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jan 8, 1991·14 cites·10 claims
- 3655US9989808B2Method for manufacturing liquid crystal deviceSEIKO EPSON CORP·Filed 2015·Granted Jun 5, 2018·0 cites·5 claims
- 3752US5799288ARemaining money management system with cash demand predictionFUJITSU LTD·Filed 1996·Granted Aug 25, 1998·82 cites·45 claims
- 3851US2020409174A1Spectacle lens design systemHOYA LENS THAILAND LTD·Filed 2020·Application pending·0 cites
- 3949US10634967B2Display device, brightness defect correction method for display device, and brightness defect correction device for display devicePANASONIC LIQUID CRYSTAL DISPL·Filed 2016·Granted Apr 28, 2020·0 cites·4 claims
- 4049US9676157B2Manufacturing method for mold die, mold and eyeglass lensHOYA CORP·Filed 2013·Granted Jun 13, 2017·0 cites·13 claims
- 4148US9539138B2Method of ophthalmic surgery and kit thereforTANAKA TAKAO·Filed 2009·Granted Jan 10, 2017·0 cites·12 claims
- 4248US2022214563A1Spectacle lens design system, spectacle lens design method, and spectacle lens design programHOYA LENS THAILAND LTD·Filed 2020·Application pending·0 cites
- 4347US2011043709A1Remote control device and television receiverSHARP KABUSHIKIK IAISHA·Filed 2008·Application pending·0 cites
- 4446US9089592B2Method for micro-incision cataract surgery, a method of evaluation of a viscoelastic material, a composition for evaluation of a viscoelastic material and a method for evaluation using the compositionTANAKA TAKAO·Filed 2008·Granted Jul 28, 2015·0 cites·4 claims
- 4546US6048625AWear resisting steel, sliding member for cylinder in internal combustion engine, and ring springMITSUI SHIPBUILDING ENG·Filed 1998·Granted Apr 11, 2000·13 cites·10 claims
- 4646US2015316787A1Spectacle lens, manufacturing apparatus and manufacturing method for spectacle lensHOYA CORP·Filed 2013·Application pending·0 cites
- 4744US12275018B2Electrostatic precipitatorMITSUBISHI HEAVY IND POWER ENVIRONMENTAL SOLUTIONS LTD·Filed 2018·Granted Apr 15, 2025·0 cites·3 claims
- 4844US10203523B2Progressive power lensHOYA LENS THAILAND LTD·Filed 2015·Granted Feb 12, 2019·0 cites·6 claims
- 4944US6303463B1Method for fabricating a flat-cell semiconductor memory deviceNEC CORP·Filed 2000·Granted Oct 16, 2001·2 cites·10 claims
- 5043US2021222748A1Friction materialNISSHINBO BRAKE INC·Filed 2021·Application pending·0 cites
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →