Inventor · disambiguated record
Takaaki Tanaka
Also filed as: TANAKA TAKAAKI
125 granted patents·61 pending applications·1,461 citations·filing 1989–2025
99Inventor score
Files withJFE STEEL CORP23SEIKO EPSON CORP20TANAKA TAKAAKI20PANASONIC IP MAN CO LTD19TOYOTA MOTOR CO LTD14
Top patents by PatentIndex Score
186 records- 0198US8690343B2Solid state light source and projection display apparatus having a fluorescence emission plateTANAKA TAKAAKI·Filed 2011·Granted Apr 8, 2014·36 cites·4 claims
- 0297US8733940B2Light source device and projection display apparatusTANAKA TAKAAKI·Filed 2011·Granted May 27, 2014·32 cites·27 claims
- 0397US8562146B2Light source device and image display apparatusKITANO HIROSHI·Filed 2011·Granted Oct 22, 2013·32 cites·17 claims
- 0496US9500937B2Light source device for emitting white light and projection display device using the samePANASONIC CORP·Filed 2014·Granted Nov 22, 2016·19 cites·7 claims
- 0596US8915597B2Light source apparatus and image display apparatusKITANO HIROSHI·Filed 2012·Granted Dec 23, 2014·24 cites·11 claims
- 0695US8727794B2Electronic controllerTANAKA TAKAAKI·Filed 2011·Granted May 20, 2014·25 cites·16 claims
- 0795US6224217B1Optical illumination apparatus and image projection apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted May 1, 2001·63 cites·30 claims
- 0894US9705313B2Three-level inverter employing a bidirectional switch, and modular structure thereforFUJI ELECTRIC CO LTD·Filed 2015·Granted Jul 11, 2017·12 cites·14 claims
- 0994US5299289APolymer dispersed liquid crystal panel with diffraction gratingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Mar 29, 1994·282 cites·46 claims
- 1091US6236385B1Method of driving a liquid crystal display deviceSEIKO EPSON CORP·Filed 1998·Granted May 22, 2001·105 cites·8 claims
- 1189US10819961B2Light source apparatus for use in projection three-dimensional display apparatus, with dynamic diffusion platePANASONIC IP MAN CO LTD·Filed 2019·Granted Oct 27, 2020·4 cites·11 claims
- 1289US10153708B2Three-level power converterFUJI ELECTRIC CO LTD·Filed 2016·Granted Dec 11, 2018·7 cites·10 claims
- 1388US9260109B2Control device for hybrid vehicleTANAKA TAKAAKI·Filed 2013·Granted Feb 16, 2016·20 cites·2 claims
- 1488US9078367B2Electronic controllerMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jul 7, 2015·8 cites·7 claims
- 1588US8573779B2Lighting device with plural light sources illuminating distinct regions of integratorYAMAGISHI SHIGEKAZU·Filed 2011·Granted Nov 5, 2013·9 cites·13 claims
- 1687US11726396B2Light source device and projection-type display apparatusPANASONIC IP MAN CO LTD·Filed 2021·Granted Aug 15, 2023·1 cites·13 claims
- 1787US9013889B2Electronic controllerTAMURA MASAKO·Filed 2012·Granted Apr 21, 2015·12 cites·10 claims
- 1887US7185990B2Projection display apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Mar 6, 2007·38 cites·12 claims
- 1986US12075574B2Electronic control deviceMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Aug 27, 2024·2 cites·9 claims
- 2086US10010006B2Electronic control device and method of manufacturing electronic control deviceMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Jun 26, 2018·7 cites·11 claims
- 2186US9277658B2Electronic controller and method of manufacturing the electronic controllerMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Mar 1, 2016·7 cites·9 claims
- 2285US9645481B2Light source apparatus and projection display apparatusPANASONIC IP MAN CO LTD·Filed 2016·Granted May 9, 2017·5 cites·20 claims
- 2384US8829710B2Starter driving semiconductor switch apparatusTAKAHASHI YASUHIRO·Filed 2010·Granted Sep 9, 2014·6 cites·13 claims
- 2483US11396839B2Hydraulic drive fan control deviceHITACHI CONSTRUCTION MACH CO·Filed 2018·Granted Jul 26, 2022·3 cites·5 claims
- 2583US10850360B2Information measuring deviceOKUMA MACHINERY WORKS LTD·Filed 2017·Granted Dec 1, 2020·2 cites·4 claims
- 2683US10583743B2Regenerative braking device and dump truckHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Mar 10, 2020·5 cites·4 claims
- 2783US7771674B2Multitubular reaction apparatus for contact gas-phase reactionSUMITOMO CHEMICAL CO·Filed 2005·Granted Aug 10, 2010·9 cites·6 claims
- 2883US5684503AMethod of driving a liquid crystal display deviceSEIKO EPSON CORP·Filed 1994·Granted Nov 4, 1997·51 cites·10 claims
- 2983US5042929AProjection lens and projection systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Aug 27, 1991·58 cites·11 claims
- 3082US11537035B2Light source apparatus and projection-type image display apparatusPANASONIC IP MAN CO LTD·Filed 2021·Granted Dec 27, 2022·1 cites·11 claims
- 3182US10265818B2Machine toolOKUMA MACHINERY WORKS LTD·Filed 2017·Granted Apr 23, 2019·2 cites·3 claims
- 3282US8823886B2Lighting Device and ProjectorTANAKA TAKAAKI·Filed 2012·Granted Sep 2, 2014·3 cites·12 claims
- 3381US12448662B2Non-oriented electrical steel sheet and method for producing sameJFE STEEL CORP·Filed 2019·Granted Oct 21, 2025·0 cites·8 claims
- 3481US6850728B2Induction heating roller apparatus, fixing apparatus and image formation apparatusHARISON TOSHIBA LIGHTING CORP·Filed 2003·Granted Feb 1, 2005·19 cites·16 claims
- 3580US12197212B2Automatic driving systemTOYOTA MOTOR CO LTD·Filed 2023·Granted Jan 14, 2025·0 cites·16 claims
- 3680US11102911B2Inverter deviceMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Aug 24, 2021·1 cites·21 claims
- 3780US5459481ADriving method for liquid crystal electro-optical deviceSEIKO EPSON CORP·Filed 1992·Granted Oct 17, 1995·58 cites·11 claims
- 3879US8854827B2Electronic control unitTANAKA TAKAAKI·Filed 2012·Granted Oct 7, 2014·4 cites·10 claims
- 3978US12228847B2Light source device and projection-type display apparatusPANASONIC IP MAN CO LTD·Filed 2023·Granted Feb 18, 2025·0 cites·15 claims
- 4078US10203593B2Light source device having a retardation plate and projection display apparatus including the light sourcePANASONIC IP MAN CO LTD·Filed 2017·Granted Feb 12, 2019·2 cites·16 claims
- 4178US8609541B2Polishing slurry for metal films and polishing methodTANAKA TAKAAKI·Filed 2008·Granted Dec 17, 2013·5 cites·20 claims
- 4277US11124166B2Vehicular brake systemHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Sep 21, 2021·2 cites·5 claims
- 4377US9984452B2Monitoring apparatus for machine toolOKUMA MACHINERY WORKS LTD·Filed 2016·Granted May 29, 2018·2 cites·5 claims
- 4477US9454068B2Projection-type image display apparatus including light source unit with dichroic mirrorPANASONIC IP MAN CO LTD·Filed 2015·Granted Sep 27, 2016·2 cites·4 claims
- 4576US5835075AMethod of driving a liquid crystal display deviceSEIKO EPSON CORP·Filed 1997·Granted Nov 10, 1998·42 cites·5 claims
- 4676US5594464ALiquid crystal display device having two metastable states and driving method thereforSEIKO EPSON CORP·Filed 1993·Granted Jan 14, 1997·39 cites·96 claims
- 4776US2025270668A1Non-oriented electrical steel sheet and method for producing sameJFE STEEL CORP·Filed 2025·Application pending·0 cites
- 4875US11732319B2Non-oriented electrical steel sheetJFE STEEL CORP·Filed 2019·Granted Aug 22, 2023·0 cites·16 claims
- 4975US8432526B2Electro-optical device and electronic apparatus including the sameTANAKA TAKAAKI·Filed 2008·Granted Apr 30, 2013·4 cites·9 claims
- 5075US5488499ALiquid crystal display device utilizing a chiral nematic liquid crystal medium operative relative to two metastable statesSEIKO EPSON CORP·Filed 1993·Granted Jan 30, 1996·38 cites·21 claims
Showing the top 50 of 186 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →