Inventor · disambiguated record
Takashi Kawakubo
Also filed as: KAWAKUBO TAKASHI
74 granted patents·8 pending applications·2,190 citations·filing 1995–2017
99Inventor score
Top patents by PatentIndex Score
82 records- 0198US7135940B2Tunable filter and portable telephoneTOSHIBA KK·Filed 2005·Granted Nov 14, 2006·77 cites·20 claims
- 0298US6198652B1Non-volatile semiconductor integrated memory deviceTOSHIBA KK·Filed 1999·Granted Mar 6, 2001·228 cites·17 claims
- 0396US7420320B2Piezoelectric thin film device and method for manufacturing the sameTOSHIBA KK·Filed 2007·Granted Sep 2, 2008·41 cites·7 claims
- 0496US7268647B2Film bulk acoustic-wave resonator and method for manufacturing the sameTOSHIBA KK·Filed 2007·Granted Sep 11, 2007·51 cites·5 claims
- 0596US5739563AFerroelectric type semiconductor device having a barium titanate type dielectric film and method for manufacturing the sameTOSHIBA KK·Filed 1995·Granted Apr 14, 1998·184 cites·17 claims
- 0695US7463117B2Film bulk acoustic-wave resonator (FBAR), filter implemented by FBARs and method for manufacturing FBARTOSHIBA KK·Filed 2005·Granted Dec 9, 2008·43 cites·11 claims
- 0795US7323805B2Piezoelectric thin film device and method for manufacturing the sameTOSHIBA KK·Filed 2005·Granted Jan 29, 2008·32 cites·15 claims
- 0894US5986301AThin film capacitor with electrodes having a perovskite structure and a metallic conductivityTOSHIBA KK·Filed 1997·Granted Nov 16, 1999·131 cites·27 claims
- 0994US5952687ASemiconductor memory device having a trench capacitor with lower electrode inside the trenchTOSHIBA KK·Filed 1997·Granted Sep 14, 1999·113 cites·11 claims
- 1093US8117912B2Multiaxial acceleration sensor and angular velocity sensorKAWAKUBO TAKASHI·Filed 2009·Granted Feb 21, 2012·33 cites·10 claims
- 1193US7490390B2Method of manufacturing a voltage controlled oscillatorTOSHIBA KK·Filed 2007·Granted Feb 17, 2009·26 cites·6 claims
- 1291US7567018B2Micro-mechanical device, micro-switch, variable capacitor high frequency circuit and optical switchTOSHIBA KK·Filed 2006·Granted Jul 28, 2009·20 cites·16 claims
- 1391US7187253B2Film bulk acoustic-wave resonator and method for manufacturing the sameTOSHIBA KK·Filed 2005·Granted Mar 6, 2007·22 cites·14 claims
- 1491US6727550B2Integrated circuit deviceTOSHIBA KK·Filed 2002·Granted Apr 27, 2004·58 cites·10 claims
- 1590US7675393B2MEMS switchTOSHIBA KK·Filed 2007·Granted Mar 9, 2010·20 cites·14 claims
- 1690US7498904B2Piezoelectric thin film resonator and devices provided with the sameTOSHIBA KK·Filed 2006·Granted Mar 3, 2009·22 cites·20 claims
- 1790US7215066B2Piezoelectric actuator and micro-electromechanical deviceTOSHIBA KK·Filed 2005·Granted May 8, 2007·19 cites·20 claims
- 1890US6747529B2Piezoelectric thin film resonator and frequency variable resonator using the resonatorTOSHIBA KK·Filed 2002·Granted Jun 8, 2004·28 cites·26 claims
- 1990US5760432AThin film strained layer ferroelectric capacitorsTOSHIBA KK·Filed 1995·Granted Jun 2, 1998·86 cites·20 claims
- 2089US8497672B2Acceleration sensorKAWAKUBO TAKASHI·Filed 2010·Granted Jul 30, 2013·9 cites·10 claims
- 2189US7471031B2Piezoelectric MEMS element and tunable filter equipped with the piezoelectric MEMS elementTOSHIBA KK·Filed 2005·Granted Dec 30, 2008·18 cites·19 claims
- 2289US7459827B2Piezoelectric-driven MEMS device and method for manufacturing the sameTOSHIBA KK·Filed 2005·Granted Dec 2, 2008·15 cites·16 claims
- 2388US7732990B2Piezoelectric driven MEMS deviceTOSHIBA KK·Filed 2007·Granted Jun 8, 2010·17 cites·13 claims
- 2488US6870445B2Thin film bulk acoustic wave resonatorTOSHIBA KK·Filed 2003·Granted Mar 22, 2005·34 cites·9 claims
- 2587US7436103B2Variable inductor element and mobile wireless apparatusTOSHIBA KK·Filed 2006·Granted Oct 14, 2008·15 cites·18 claims
- 2686US6809604B2Voltage control oscillator having a ferroelectric thin film perovskite single crystal resonatorTOSHIBA KK·Filed 2003·Granted Oct 26, 2004·29 cites·19 claims
- 2786US5691219AMethod of manufacturing a semiconductor memory deviceTOSHIBA KK·Filed 1995·Granted Nov 25, 1997·59 cites·45 claims
- 2885US10252528B2Inkjet recording headTOSHIBA KK·Filed 2017·Granted Apr 9, 2019·2 cites·13 claims
- 2985US7550904B2Thin-film piezoelectric resonator and filter circuitTOSHIBA KK·Filed 2006·Granted Jun 23, 2009·14 cites·20 claims
- 3084US7772745B2MEMS device with low operation voltage, large contact pressure force, and large separation force, and portable communication terminal with the MEMS deviceTOSHIBA KK·Filed 2008·Granted Aug 10, 2010·13 cites·14 claims
- 3184US5889299AThin film capacitorTOSHIBA KK·Filed 1997·Granted Mar 30, 1999·61 cites·23 claims
- 3282US7211933B2Voltage controlled oscillatorTOSHIBA KK·Filed 2004·Granted May 1, 2007·19 cites·14 claims
- 3382US6533906B2Method of manufacturing an oxide epitaxially strained lattice filmTOSHIBA KK·Filed 2001·Granted Mar 18, 2003·26 cites·11 claims
- 3482US5889696AThin-film capacitor device and RAM device using ferroelectric filmTOSHIBA KK·Filed 1998·Granted Mar 30, 1999·50 cites·20 claims
- 3581US6797957B2Infrared detection element and infrared detectorTOSHIBA KK·Filed 2002·Granted Sep 28, 2004·21 cites·16 claims
- 3681US6242298B1Semiconductor memory device having epitaxial planar capacitor and method for manufacturing the sameTOSHIBA KK·Filed 1998·Granted Jun 5, 2001·60 cites·15 claims
- 3781US5796648ANonvolatile semiconductor memory device and method for manufacturing sameTOSHIBA KK·Filed 1996·Granted Aug 18, 1998·47 cites·24 claims
- 3880US9415597B2Ink jet head having nozzle plate equipped with piezoelectric elementsTOSHIBA KK·Filed 2014·Granted Aug 16, 2016·2 cites·16 claims
- 3980US7301260B2Bulk acoustic wave device and method of manufacturing the sameTOSHIBA KK·Filed 2003·Granted Nov 27, 2007·20 cites·12 claims
- 4078US5909389ASemiconductor memory device using ferroelectric capacitorTOSHIBA KK·Filed 1997·Granted Jun 1, 1999·41 cites·24 claims
- 4178US5682041AElectronic part incorporating artificial super latticeTOSHIBA KK·Filed 1996·Granted Oct 28, 1997·49 cites·22 claims
- 4277US8022599B2ActuatorTOSHIBA KK·Filed 2009·Granted Sep 20, 2011·8 cites·10 claims
- 4377US6544833B2Semiconductor memory device and manufacturing method thereofTOSHIBA KK·Filed 2001·Granted Apr 8, 2003·20 cites·8 claims
- 4477US6077406ASputtering systemTOSHIBA KK·Filed 1999·Granted Jun 20, 2000·43 cites·14 claims
- 4576US6870446B2High frequency filterTOSHIBA KK·Filed 2002·Granted Mar 22, 2005·17 cites·4 claims
- 4675US7796710B2Digital signal demodulator and wireless receiver using the sameTOSHIBA KK·Filed 2005·Granted Sep 14, 2010·6 cites·20 claims
- 4775US5709958AElectronic partsTOSHIBA KK·Filed 1995·Granted Jan 20, 1998·48 cites·12 claims
- 4874US6001461AElectronic parts and manufacturing method thereofTOSHIBA KK·Filed 1996·Granted Dec 14, 1999·44 cites·12 claims
- 4973US7221920B2Voltage controlled oscillator, frequency synthesizer and communication apparatusTOSHIBA KK·Filed 2004·Granted May 22, 2007·19 cites·17 claims
- 5072US7770274B2Piezoelectric thin film device and method for manufacturing the sameTOSHIBA KK·Filed 2007·Granted Aug 10, 2010·5 cites·6 claims
Showing the top 50 of 82 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →